K2 Mods and Notes
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| Application Note | Description | Revision (if applicable) |
| K2 Upgrade Parts | An informational sheet for K2 upgrades | |
| K2 LCD and Backlight Pre-installation Notes | Application Note: K2 LCD and Backlight Pre-installation, W6FVI & W3FPR | January 9, 2007 |
| Control Cable to Use a KAT100 without a KIO2 | By W1SRB | |
| K2 AGC Level App Note | Revision A August 10, 2009 |
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| K2 Quick Reference Card | by Van, NS6N | |
| Soldering Tutorial | What to do, and what NOT to do to get excellent solder joints. By Tom, N0SS | |
| Cheap and Dirty Signal Tracing for the K2 N0SS | rev. 2 04/08/2002 | |
| K2 Signal Tracing Pictures KC8SES | ||
| Setting the K2 power control for 5w maximum. By (Ingo, DK3RED)** | January 11, 2001 | |
| Optional K2 Power Control Mod, N6KR | August 5, 1999 | |
| EU 40 Meter K2 Narrow Bandpass Filter | ||
| Grounding the K2 Mic Jack | Instructions for optional grounding of the shell on the K2 microphone jack. | November 17, 1999 |
| KAT2 CALn note | ATU Construction and Alignment Notes | June 8, 2000 |
| Low Power Out on Higher Freq's? by AB7MY | ||
| APPLICATION NOTE: Increasing K2 Receive Gain, N6KR | Oct. 22, 1999 | |
| Alternative Wiring for the K2's AF GAIN Control | Application Note: Alternative Wiring for the K2's AF GAIN Control | |
| Notes on setting up the FWD REF | Power settings on the KAT2 ATU AB7MY | Feb 25, 2000 |
| K60XV Upgrade Information | Your K2 and some of its options will not function correctly with the K60XV unless they meet the requirements listed here. Please read all items carefully. | |
| K2 External Amplifier Keying Circuit | Author; WA6HHQ | Feb 16, 2000 |
| Simple K2 RX Mod | Simple K2 RX mod handles extremely strong on-frequency signals | January 1, 2003 |
| K2 - IMPROVED HANDLING OF EXTREMELY STRONG (AND NEARBY) SIGNALS | Wayne Burdick, N6KR | January 14, 2003 |
| K2 Modifications for use at 100W | 10M and VFO/ALC mod kit | |
| K2 Modifications for use with the KPA100 | (applicable to all K2 Rev. A RF boards) - Wayne Burdick, N6KR | Rev. A June 12, 2002 |
| Sinewave Sidetone Mod** | Sinewave Sidetone Modification, WJ4P | Feb 26, 2000 |
| Milliwatting with the K2 | N6KR (How to optimize your K2 for accurate power control at low powers.) | |
| K2 and PKS31 Q&A | K2 and PKS31 Questions and Answers | |
| PSK31 with the K2** | The basic set up for your K2 to run PSK31. By WA7SPY | |
| Setting Filters for PSK31 | Setting K2 Filters for PSK31, by AA4PB | Nov 15, 1999 |
| Mod to the KSB2 to Improve PSK31 Transmissions | Modifications to the KSB2 to Improve IMD in PSK31 Transmissions, KI6WX | |
| Try SCANning | Too busy to operate? Try SCANning | August 21, 2014 |
| Why is the K2 Single Conversion? | Why is the K2 Single Conversion?, N6KR, | Nov 10, 1999 |
| RF Detector Accuracy Improvement | K2 APPLICATION NOTE: RF Detector Accuracy, N6KR | Oct 26, 1999 |
| CW Zerobeating | Zero Beating a Signal on the Elecraft K2 (or K1) Using the SPOT Feature (with .wav files) by N0SS | |
| Index of Customer Mods* | An excellent index of customer mods by Sverre, LA3ZA (3rd party content) | |
| Adjusting your K2 Filters |
Setting up your CW filters for the Tonally Challenged, by KR5L Note: This document contains an invalid link to our recently updated website. Please use the link in the next row, to get the spreadsheet. |
July 17, 1999 |
| Filter Adjustment Spreadsheet for the Tonally Challenged | KR5L Filter Set-up Check Sheet [downloadable .xls Spreadsheet by W1PA] | Ver 2.1 |
| Aligning the K2's CW Filters using Spectrogram** | ver. 5 01/17/2002 | |
| Aligning the K2's SSB Filters using Spectrogram** | by N0SS | v.5 01/17/2001 |
| An Alternate CW Filter Adjustment Method | By Tom Hammond, N0SS | |
| Noise Source Board for aligning filters (.zip) | PC board and schematic by N0SS | Jan. 31, 2000 |
| Aligning the K2's CW Filters, for Mac Users ONLY** | by W1EUY | Feb. 9, 2000 |
| A detailed example of the mechanics behind CAL FIL | Nov. 30 1999 | |
| K2 2nd Stage Xfil Mod** | For 'Flatter' SSB Filter Response | ver. 5z January 11, 2003 |
| K2 App. Note | K2 App. Note: Resolving 17m AGC / S-meter activation from huge signals on the 18m SW band. | Nov. 6, 2000 |
| A Homebrew 100W External PA | A Homebrew 100W External PA for the K2, N6CM | |
| K2 General Coverage RX Use | by Skousen, WA7SSA |
*By accessing the noted link you will be leaving the Elecraft, Inc. website and entering a website hosted by another party. Elecraft, Inc. takes no responsibility for the validity of the URL or the content on the website.
**Document contains a link that will lead you to a website hosted by another party. Elecraft, Inc. takes no responsibility for the validity of the content on the website.