{"title":"Mini-Module Kits","description":"\u003cbr\u003eOur line of easy-to-build, high-performance mini-module kits are inexpensive, ideal for first-time builders, and will serve many useful functions in your shack and at your electronics workbench. They can be built in a single evening, and include complete, illustrated assembly manuals.","products":[{"product_id":"bl2-balun","title":"BL2_BL2 250W 1:1 \u0026 4:1 (switched) Balun","description":"\u003ch2\u003eIntroduction\u003c\/h2\u003e\n\u003cdiv\u003eThe Elecraft BL2 is a ruggedized general-purpose wideband balun that can be configured as either a 1:1 or 4:1 balun by means of a slide switch. It is intended to match balanced feed lines to the unbalanced antenna connection of an Elecraft or other manufacturer’s transceiver or antenna tuner.\u003c\/div\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eOVERVIEW\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eOur highly efficient balun can handle up to 250 watts and can handle 1:1 and 4:1 ratios via an onboard switch. It is very small (just 1.5 x 3\") and lightweight, making it an excellent choice for both home and field use. It uses a special winding technique to reduce losses and extend the useful range, resulting in an SWR of less than 1.2:1 from 500 kHz to 55 MHz (200-ohm load). It includes rugged screw terminals for the balanced output as well as ground and can be used in a variety of matching applications.\u003c\/p\u003e\n\u003cdiv\u003e\u003ci\u003eNote: This product is a kit that may involve building the product by selecting individual components, soldering them to the circuit board, winding toroids, installing LEDs and displays, calibrating circuits to meet specified performance levels. \u003c\/i\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eSPECS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv\u003ePower Rating: 250 watts with a matched load.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003eBandwidth: Input VSWR less than 1.25 when connected to a 200-ohm resistive load, 500 kHz to 55MHz\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003ch2\u003eReviews\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eREVIEWS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"http:\/\/www.eham.net\/reviews\/detail\/5646\" title=\"BL2 Balum eHam Review\"\u003eB\u003c\/a\u003e\u003ca href=\"http:\/\/www.eham.net\/reviews\/detail\/5646\" target=\"_blank\" title=\"BL2 Balum eHam Review\" rel=\"noopener\"\u003eL2 Balum eHam Revie\u003c\/a\u003e\u003ca href=\"http:\/\/www.eham.net\/reviews\/detail\/5646\" title=\"BL2 Balum eHam Review\"\u003ew\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eManuals\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eMANUALS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/elecraftcom.myshopify.com\/pages\/mini-module-test-and-pickup-manuals\" title=\"BL2 Operating Manual\" target=\"_blank\"\u003eBL2 Wideband Balun Manuals, Schematics and Programmer's Reference\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"elecraftcom","offers":[{"title":"Default Title","offer_id":35206749003,"sku":"BL2","price":76.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2029\/4979\/products\/BL2_View_1_500.jpg?v=1519952733"},{"product_id":"2t-gen-2-tone-generator","title":"2T-GEN_2T-Gen 2-Tone Test Generator(700, 1900 Hz)","description":"\u003ch2\u003eIntroduction\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe Elecraft 2T-gen is a 2-Tone test oscillator that can be used to make distortion measurements on SSB transmitters and amplifiers. The 2T-gen is battery operated and provides sufficient output level to be connected directly to the microphone connector of almost any transceiver.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eOVERVIEW\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eHow do you know how clean your HF SSB transmitter or amplifier is? One of the most important performance measurements is Transmit Intermodulation Distortion (IMD). \u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eElecraft's new 2T-gen is a 2-tone test oscillator that has been designed to provide a standard 2-tone (700 and 1900 Hz) audio source for testing of SSB transceivers and linear amplifiers. This type of testing is almost universally used as a measure of transmitter linearity for amateur radio equipment. (Linearity impacts both SSB fidelity and the amount of SSB splatter that causes adjacent channel interference.) Results of 2-tone IMD tests can be found in every ARRL review of new transceivers and power amplifiers. \u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe 2T-gen is battery operated and provides sufficient output level (0-200 mV) to be connected directly to the microphone connector of almost any transceiver. Transmitter linearity can be determined by observing the 2-tone envelope on an oscilloscope or station monitor. For more exacting IMD measurements the output can be measured using a spectrum analyzer.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor the 2T-gen, F1 is 700 Hz and F2 is 1900 Hz, which results in a 3rd order product of 3100 Hz and a 5th order product of 4300 Hz. The amplitude of these undesired outputs is usually increased as the transmitter output is increased, and is caused by various transmitter amplifier stages beginning to operate in compression.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eLike our other low-cost mini-modules, the 2T-gen is quite small: the PC board is just 2.5\"W by 3.5\"L. Rubber feet are also included so the unit can be used on the workbench.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ci\u003eNote: This product is a kit which may involve building the product by selecting individual components, soldering them to the circuit board, winding toroids, installing LEDs and displays, calibrating circuits to meet specified performance levels. \u003c\/i\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eSPECS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAF Output Level 200 mV max, adjustable, female RCA connector\u003c\/li\u003e\n\u003cli\u003eFrequency 700 Hz and 1900 Hz\u003c\/li\u003e\n\u003cli\u003eHarmonic Distortion -55 dB typical\u003c\/li\u003e\n\u003cli\u003eCurrent Drain About 3ma. from the on-board 9-V battery\u003c\/li\u003e\n\u003cli\u003eSize PC board: 3.5\"L x 2.4\"W; 1.0\"H\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003ch2\u003e\u003c\/h2\u003e\n\u003ch2\u003eReviews\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eREVIEWS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2T-Gen \u003ca href=\"https:\/\/www.eham.net\/reviews\/detail\/5648\" title=\"2T-Gen eHam Review\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eeHam Review\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003c\/h2\u003e\n\u003ch2\u003eManuals\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eMANUALS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/elecraftcom.myshopify.com\/pages\/mini-module-test-and-pickup-manuals\" title=\"2T-Gen Manual\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e2T-Gen Manuals, Schematics, and Programmer's Reference\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"elecraftcom","offers":[{"title":"Default Title","offer_id":35210566027,"sku":"2T-GEN","price":153.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2029\/4979\/products\/2TGen_500.jpg?v=1519968656"},{"product_id":"at1-step-attenuator-kit","title":"AT1_AT1 41 dB Step Attenuator","description":"\u003ch2\u003eIntroduction\u003c\/h2\u003e\n\u003cmeta http-equiv=\"content-type\" content=\"text\/html; charset=utf-8\"\u003e\n\u003cp\u003eThe Elecraft AT1 is a versatile and accurate HF\/VHF step attenuator that permits selecting any level of attenuation between 0 and 41 dB in 1 dB steps. \u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eOVERVIEW\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cmeta http-equiv=\"content-type\" content=\"text\/html; charset=utf-8\"\u003e\n\u003cp\u003eThe AT1 features an unusually high upper power limit of 2 watts, making it ideal for many applications where attenuators with a lower power rating cannot be used such as at the output of a QRP transmitter for QRPp experimentation. The AT1 step attenuator is designed to be used as a standalone unit. Optionally, it may be built into existing equipment or an enclosure of your choice.\u003c\/p\u003e\n\u003cp\u003e\u003ci\u003eNote: This product is a kit which may involve building the product by selecting individual components, soldering them to the circuit board, winding toroids, installing LEDs and displays, calibrating circuits to meet specified performance levels. \u003c\/i\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eSPECS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cmeta http-equiv=\"content-type\" content=\"text\/html; charset=utf-8\"\u003e\n\u003cul\u003e\n\u003cli\u003eRange: 0 to 41 dB in 1 dB steps\u003c\/li\u003e\n\u003cli\u003ePower Handling: 2 W (continuous)\u003c\/li\u003e\n\u003cli\u003eAccuracy: Below 50 MHz: ± 0.25+0.01(A) dB 54 to 220 MHz: ± 0.50+0.01(A) dB (Where A is the attenuation in dB.)\u003c\/li\u003e\n\u003cli\u003eDimensions: 5-3\/8” x 2-11\/16” (13.7 cm x 6.8 cm)\u003c\/li\u003e\n\u003cli\u003eNo power source required \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003ch2\u003eAccessories\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eACCESSORIES\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGo to\u003ca rel=\"noopener noreferrer\" href=\"https:\/\/elecraft.com\/pages\/third-party-products\" target=\"_blank\"\u003e Great Products From Other Manufacturers\u003c\/a\u003e to see Accessories such as covers, cases, etc. for this product.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch1\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eFAQ\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch3\u003eQ: Does Elecraft sell a factory built version of the AT1?\u003c\/h3\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003eA: No but we do have builders for hire.  Visit \u003ca rel=\"noopener noreferrer\" href=\"https:\/\/elecraft.com\/pages\/get-support\" target=\"_blank\"\u003eSupport\u003c\/a\u003e for our Builders Resources page for a list of Builders for Hire.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003eQ: How easy is the AT1 to build?\u003c\/h3\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003eA:  All of our Mini-Modules kits are straightforward, one night projects. The kits are easy to assemble, featuring our \"no-wires\" construction. They are also a great way to get back into the swing of building and to improve your building skills.  All of our Mini-modules have no user installed surface-mount technology, so they are an ideal project for first-time builders.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eManuals \u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eMANUALS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca rel=\"noopener noreferrer\" title=\"AT1 41 dB Step Attenuator Manuals\" href=\"https:\/\/elecraftcom.myshopify.com\/pages\/mini-module-test-and-pickup-manuals\" target=\"_blank\"\u003eAT1 41 dB Step Attenuator Manuals, Schematics and Programmer's Reference\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"elecraftcom","offers":[{"title":"Default Title","offer_id":35210720139,"sku":"AT1","price":98.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2029\/4979\/products\/AT1.jpg?v=1518139119"},{"product_id":"dl2-dummy-load-kit","title":"DL1_DL1 20W Dummy Load with RF detector","description":"\u003ch2\u003eIntroduction\u003c\/h2\u003e\n\u003cdiv\u003eThe Elecraft DL1 is a general-purpose wideband 50-ohm dummy load that can\u003c\/div\u003e\n\u003cdiv\u003ebe used with an Elecraft or other manufacturer’s transceiver for test purposes. The DL1 also includes a diode detector that can be used to measure power output.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eOVERVIEW\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe DL1 dummy load can handle a full 20 watts (continuous) and more intermittently. Its SWR is less than 1.3:1 through 225 MHz. It includes an integral RF detector for use with a voltmeter, allowing you to accurately calculate transmit power.\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003ci\u003eNote: This product is a kit which may involve building the product by selecting individual components, soldering them to the circuit board, winding toroids, installing LEDs and displays, calibrating circuits to meet specified performance levels. \u003c\/i\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eSPECS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv\u003ePower Rating: 20 watts maximum; 50% duty cycle.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003eBandwidth: Input VSWR less than  1.1, 0 to 30 MHz, 1.2, 0 to 144 MHz, 1.3, 0 to 225 MHz\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003ePower Measurement Accuracy: 10%, typical, 1 watt to 20 watts\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003ch2\u003eAccessories\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eACCESSORIES\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/elecraftcom.myshopify.com\/products\/bnc-uhf-easily-adapt-your-so-239-coax-to-a-bnc-antenna-port-on-your-radio\" title=\"BNC-UHF\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e BNC-UHF\u003c\/a\u003e - adapter for PL259 cable connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eReviews\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eREVIEWS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"http:\/\/www.eham.net\/reviews\/detail\/3709\" title=\"DL1 Dummy Load eHam Review\" target=\"_blank\" rel=\"noopener\"\u003eDL1 Dummy Load eHam Review\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch1\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eFAQ\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch3\u003eQ: Is the DL1 suitable to run the calibration procedures for the K3 and K3S?\u003c\/h3\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003eA: Yes.  This dummy load is rated for all 3 of the Transmit Calibration Procedures called for during the building of the K3 and K3S transceivers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003eQ: Is the DL1 suitable for use with the KX3 and KX2?\u003c\/h3\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003eA: Yes.  This is a handy, lightweight dummy load designed for QRP radios of all kinds.  \u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eManuals\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eMANUALS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/elecraftcom.myshopify.com\/pages\/mini-module-test-and-pickup-manuals\" title=\"DL1 20W Dummy Load\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eDL1 20W Dummy Load Manuals, Schematics and Programmer's Reference\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"elecraftcom","offers":[{"title":"Default Title","offer_id":35210767307,"sku":"DL1","price":41.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2029\/4979\/products\/DL1.jpg?v=1519702305"},{"product_id":"cp1-directional-coupler-kit","title":"CP1_CP1 Directional Coupler, 1-30 MHz","description":"\u003ch2\u003eIntroduction\u003c\/h2\u003e\n\u003cdiv\u003eThe CP1 Dual Directional Coupler is an easy-to-build, inexpensive, high-performance mini-module kit, ideal for first-time builders, and will serve many useful functions in your shack and at your electronics workbench. It can be built in a single evening, and includes a complete, illustrated assembly manual.\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eThe CP1 is a very useful tool in the ham shack, especially that of a homebrew enthusiast.  It is a dual directional coupler that provides high directivity, can be internally or externally terminated and can be constructed with a coupling loss of either 20 dB or 30 dB. It can be used to sample a transmitter's forward power and reflected power output.\u003c\/p\u003e\n\u003cp\u003eAs an example the forward power port can be connected to an oscilloscope for display of the transmit envelope. It is an ideal companion to the 2T-Gen 2 Tone test generator.\u003c\/p\u003e\n\u003cp\u003eFor more advanced applications is can be used with a spectrum analyzer and tracking generator to sweep the return loss (SWR) of an antenna or other device in real time over a frequency range.\u003c\/p\u003e\n\u003cdiv\u003e\u003ci\u003eNote: This product is a kit which may involve building the product by selecting individual components, soldering them to the circuit board, winding toroids, installing LEDs and displays, calibrating circuits to meet specified performance levels. \u003c\/i\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eSPECS\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFrequency Range:  1 MHz to 30 MHz\u003c\/li\u003e\n\u003cli\u003eCoupling Loss:  20 dB or 30 dB (29.8) +\/-0.25 dB\u003c\/li\u003e\n\u003cli\u003eDirectivity:  30 dB typical\u003c\/li\u003e\n\u003cli\u003ePower Rating:  30 dB coupler, 250 watts; 20 dB coupler, 25 watts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eReviews\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eReviews\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"http:\/\/www.eham.net\/reviews\/detail\/5650\" title=\"CP1 eHam Review\"\u003eC\u003c\/a\u003e\u003ca href=\"http:\/\/www.eham.net\/reviews\/detail\/5650\" target=\"_blank\" title=\"CP1 eHam Review\" rel=\"noopener\"\u003eP1 eHam Review\u003c\/a\u003e\u003ca href=\"http:\/\/www.eham.net\/reviews\/detail\/5650\" title=\"CP1 eHam Review\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eQ: May I use the CP1 as an SWR and\/or RF power bridge?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003eA:  Yes.  The CP1 separates the power flowing in each direction on a transmission line.  By measuring the power at each connector, an accurate measurement of forward and reflected power can be made. This is very useful when matching an antenna, the input to an amplifier, or other devices. SWR bridges and power meters use a similar coupler, driving a diode detector.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003e\u003cstrong\u003eQ: How do I use the CP1 with the 2 Tone Generator (2T-Gen)?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003eA: An ordinary oscilloscope may be connected to the forward power connector and used as a monitor scope.  When used with a spectrum analyzer, the CP1 can be used at either port to observe the transmitted spectrum, including IMD if used with the Elecraft 2T-gen or other 2-tone generator. If a sweeper is substituted for the transmitter, then swept-frequency measurements can be made.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eManuals\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eMANUALS\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/elecraftcom.myshopify.com\/pages\/mini-module-test-and-pickup-manuals\" title=\"CP1 Manual\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eCP1 Directional Coupler Manuals, Schematics and Programmer's Reference\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"elecraftcom","offers":[{"title":"Default Title","offer_id":35210831883,"sku":"CP1","price":109.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2029\/4979\/products\/CP1iso.jpg?v=1519955423"},{"product_id":"af1-audio-frequency-filter-for-qrp-radios","title":"AF1_AF1 Audio Frequency Filter","description":"\u003ch2\u003eIntroduction\u003c\/h2\u003e\n\u003cp\u003eThe Elecraft AF1 is a versatile audio filter that can be used with any receiver or transceiver. It can improve intelligibility of CW, phone, or data signals, and is especially well suited to radios that have inadequate I.F. or audio filtering.\u003c\/p\u003e\n\u003cp\u003eThe AF1 uses straightforward analog circuitry and no surface-mount components, so it’s an ideal project for first-time kit builders.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eOVERVIEW\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eA rotary switch on the unit allows you to select a low-pass characteristic with adjustable upper frequency roll-off, or a narrow bandpass characteristic.\u003c\/p\u003e\n\u003cp\u003eThe bandpass filter offers two levels of selectivity, and its center frequency may be tuned from about 350 Hz to about 950 Hz.\u003c\/p\u003e\n\u003cp\u003eThe low-pass filter is active during bandpass operation, allowing you to further control the upper frequency response.\u003c\/p\u003e\n\u003cp\u003eThe output amplifier drives low impedance phones or a small loudspeaker.\u003c\/p\u003e\n\u003cp\u003ePower can be supplied via either an on-board 9-V battery or an external supply. An LED indicates power on\/off status.\u003c\/p\u003e\n\u003cp\u003e\u003ci\u003eNote: This product is a kit which may involve building the product by selecting individual components, soldering them to the circuit board, winding toroids, installing LEDs and displays, calibrating circuits to meet specified performance levels. \u003c\/i\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eSPECS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 5-1\/2” L x 2-7\/8” W x 7\/8” H (14 cm x 7.3 cm x 2.2 cm). Height not including feet or knobs.\u003c\/li\u003e\n\u003cli\u003eInternal Power: 9V battery\u003c\/li\u003e\n\u003cli\u003eExternal Power: 7-14 V (8 V min. recommended)\u003c\/li\u003e\n\u003cli\u003eCurrent Drain: 10 mA minimum volume to 100 mA full volume, typical.\u003c\/li\u003e\n\u003cli\u003eFunctions: Low pass plus two levels of bandpass with tunable center frequency in bandpass mode.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cmeta content=\"text\/html; charset=utf-8\" http-equiv=\"content-type\"\u003e\n\u003ch2\u003eREVIEWS\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eREVIEWS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"http:\/\/www.eham.net\/reviews\/detail\/9442\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eeHam Reviews of the AF1\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch1\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eFAQ\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch3\u003eQ: Is the AF1 compatible with radios other than Elecraft radios?\u003c\/h3\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003eA: Yes, the features and connections will work with most any QRP radio that needs more filtering at the audio level.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003eQ: Should I consider adding an AF1 to a older, tube type radio or perhaps a simple new radio?\u003c\/h3\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003eA: Yes, the AF1 will add additional audio filtering to any radio that needs it.  It can inject new life into any older radio.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eManuals\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eMANUALS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/elecraftcom.myshopify.com\/pages\/mini-module-test-and-pickup-manuals\" title=\"AF1 Manuals\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eAF1 Audio Filter Manuals, Schematics and Programmer's Reference\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"elecraftcom","offers":[{"title":"Default Title","offer_id":37168239755,"sku":"AF1","price":142.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2029\/4979\/products\/AF1.jpg?v=1518138616"},{"product_id":"w1-100w-wattmeter-kit-1","title":"W1_W1 Wattmeter","description":"\u003ch2\u003eIntroduction\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003eW1 140W Computing Wattmeter and SWR Bridge\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe Elecraft W1 is a versatile RF power and SWR meter than can be used with any transmitter from QRP levels to 140 watts output from 1.8 to 30 MHz. The W1 automatically selects the proper power range of up to 1.4, 14 or 140 watts and indicates the peak forward power and SWR on built in LEDs. The power and SWR is also available through a connector as RS232 serial data for display on a computer or to control other equipment.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan\u003eOVERVIEW\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe W1 Power meter is designed to be used as a stand-alone unit that may be powered from a self-contained battery or an external power source. Optionally, it may be built into existing equipment or an enclosure of your choice. See Assembly Options on page 3 for more information.\u003c\/p\u003e\n\u003cp\u003eThe W1 uses no surface-mount technology, so it’s an ideal project for first-time builders.\u003c\/p\u003e\n\u003cp\u003e\u003ci\u003eNote: This product is a kit which may involve building the product by selecting individual components, soldering them to the circuit board, winding toroids, installing LEDs and displays, calibrating circuits to meet specified performance levels. \u003c\/i\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eSPECS\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePower Measurement Ranges (Auto-ranging):\n\u003cul\u003e\n\u003cli\u003e150 mW to 1.4 W\u003c\/li\u003e\n\u003cli\u003e1.5 W to 14 W\u003c\/li\u003e\n\u003cli\u003e15W to 140 W\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eSWR Range: 1.1 to greater than 5:1\u003c\/li\u003e\n\u003cli\u003eFrequency Range: 1.8 – 30 MHz\u003c\/li\u003e\n\u003cli\u003eComputer readable via modified RS-232 or optional USB Computer Interface. (Free VB6 Program.)\u003c\/li\u003e\n\u003cli\u003eAccuracy: 0.5 dB typical.\u003c\/li\u003e\n\u003cli\u003eDimensions: 5-3\/8” x 2-11\/16” (13.7 cm x 6.8 cm)\u003c\/li\u003e\n\u003cli\u003ePower: 9V battery or external 12 to 14 VDC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eManuals\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan\u003e\u003cspan style=\"text-decoration: underline;\"\u003eMANUALS\u003c\/span\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/elecraftcom.myshopify.com\/pages\/mini-module-test-and-pickup-manuals\" title=\"W1 Manuals\" target=\"_blank\"\u003eW1 Wattmeter Manuals, Schematics and Programmer's Reference\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"elecraftcom","offers":[{"title":"Default Title","offer_id":75897995275,"sku":"W1","price":208.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2029\/4979\/products\/W1_Assembled_500.jpg?v=1523296301"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2029\/4979\/collections\/AT1_Completed_640.jpg?v=1516393186","url":"https:\/\/elecraft.com\/collections\/mini-module-kits\/af1_model.oembed","provider":"Elecraft","version":"1.0","type":"link"}