Introduction

Plays Well With Most Popular Rigs. Add more punch to your signal with Elecraft's Power Combo and take your transceiver to a full 500 watts out.

In addition to the K3 and K3s, the DXpedition-proven KPA500 and KAT500 combo is available for most recent Icom, Yaesu, Kenwood and Flex transceivers. We've taken the guesswork out of operating by providing cabling and instructions for some of the most popular rigs in shacks today.

Cables

Cables

Elecraft

Cable #	Transceiver Model	Notes
E100416 (Included w/ Amp)	Phono Cable works with most radio models. Please Select additional cable(s) below based on desired operating mode.	Standard Mode – Keying. Phono Keying Cable included with Amp. Amp/ATU selects band and freq. by using its internal frequency counter to measure TX freq. in this mode. Works with all radios with a keying output phono jack.
KPAK3AUXSET	K3, KES	Enhanced Mode. Aux Cable set for KPA500 + second E850463 aux cable for KAT500. AUX Cable Set incl: 15-Pin to 15-Pin DE-15 + Key Line Interrupter adapter.

Cables for non-Elecraft Transceivers

Yaesu

Cable #	Yaesu Model	Notes
E100416 (Included w/ Amp)	Phono Cable works with most radio models. Please Select additional cable(s) below based on desired operating mode.	Standard Mode – Keying. Phono Keying Cable included with Amp. Amp/ATU selects band and freq. by using its internal frequency counter to measure TX freq. in this mode. Works with all radios with a keying output phono jack.
CBL-YAESUKEY	FT-817, FT818	Standard Mode – Keying. Incl. 8-pin MiniDIN to phono
CBL-YAE-BANDKEY	FT990, FT1000 family, FT2000, FT5000, FT9000 family	Intermediate Mode. Incl. 8-pin DIN to DE15 cable for band data plus keying, plus Aux Cable to connect the KAT500 to the KPA500.
CBL-YAE-BKMINI	FT857, FT891, FT897, FT991	Intermediate Mode. Incl. 8-pin MiniDIN to DE15 cable for band data plus keying, plus Aux Cable to connect the KAT500 to the KPA500.
CBL-YAE-BKDIN10	FT450, FT1200	Intermediate Mode. 10-Pin MiniDIN to DE15 cable for band data plus keying, plus Aux Cable to connect the KAT500 to the KPA500.
CBL-YAE-BKDA15	FT3000	Intermediate Mode. DA15 to DE15 cable for band data plus keying, plus Aux Cable to connect the KAT500 to the KPA500.

Icom

Cable #	Icom Model	Notes
E100416 (Included w/ Amp)	IC7300, 7600, 7700, 7851, 9100	Standard Mode – Keying. Phono Keying Cable included with Amp.
CBL-ICOMKEY	Icom "small" radios: IC703, 706, IC7000	Standard Mode. ICOMKEY to KAT500. Use Phono cable from the KAT500 to the KPA500. (Phono Cables incl. w/Amp & Tuner.).

Flex

Cable #	Flex Model	Notes
E100416(Included w/ Amp)	Flex 3000, 5000	Standard Mode – Keying. Phono Keying Cable included with Amp.
CBL-FLEX-PWRCMB	Flex 6000-family	Enhanced mode. Incl. KUSB cable for freq. data, null modem cable, gender changer to KPA500 (Phone Cable for keying incl. w/Amp)

Kenwood

Cable #	Kenwood Model	Notes
E100416 (Included w/ Amp)	Phono Cable works with most radio models. Please Select additional cable(s) below based on desired operating mode.	Standard Mode – Keying. Phono Keying Cable included with Amp. Amp/ATU selects band and freq. by using its internal frequency counter to measure TX freq. in this mode. Works with all radios with a keying output phono jack.
CBL-KENKEY	Kenwood TS140, 430, 440, 450, 570, 820, 830, 850, 930, 940, 950, 2000	Standard Mode-Keying. Incl. 7-pin DIN to Phono Keying Cable.
CBL-KENKEYM	TS-480	Standard Mode -Keying. Incl. 8-pin MiniDIN to Phono Keying Cable.
CBL-KENSER500	Kenwood 580, 590, 890, 990	Enhanced Mode - Keying & Freq. Data. Incl. DE9 to 3.5mm 7-Pin Din, and CBL-KENKEY

Standard Mode = Keying (amplifier to transmit mode) Amp’s internal frequency counter auto-selects band and ATU frequency.

Intermediate Mode = Intermediate Mode-Radios w/BCD band data lines only. Keying plus band switching prior to TX. Amp’s internal frequency counter selects ATU frequency.

Enhanced Mode = Keying & Frequency Data from radio select amplifier band and ATU frequency prior to TX.

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Visit here for KPA1500 App notes.