Discontinued Elecraft KX3-4M-AT-K - 4m all-mode internal transverter for KX3 with KXAT3 installed

The KX3 4 Meter option adds a new band to the KX3 band stack for operation at 69.9 Mhz. Consisting of a board and a separate SMA antenna connection, it can be installed in any KX3.

The KX3's all-mode operation is available when it is installed. This includes all functions needed to operate the KX3 on FM repeaters, Digital Modes, CW and phone modes.

Receive Frequency Range: KX3-4M: 65 MHz – 72 MHz, typical, with reduced sensitivity outside of 69.9-71 MHz.

Power Consumption: 120 mA receive, squelch open, typical , in addition to the normal KX3 current demand whenever the 4 meter is selected

Sleep Mode can reduce the overall radio current to about 150 - 180 mA in FM Mode (squelched)

Max: 1.7 A at 3W output , total radio current , typical for the KX3 when transmitting