DX WORLD ELECTRONICS

RX-TX & 4 - ANTENNA SWITCH

MAX POWER : 2000w pep

POWER SUPPLY: 12-14V

HF 160-4M BAND

THIS BOARD IS TO SWITCH AMPLIFIER BETWEEN TRANSMIT AND RECEIVE FOR USE WITH TRANSCEIVER.

BOARD HAS 4 ANTENNA PORTS THAT YOU CAN USE.

ON BOARD CONNECTIONS:

-TRX IS TO CONNECT THE TRANSCEIVER RF SIGNAL

-AMP IN IS TO CONNECT TO RF INPUT OF AMPLIFIER BOARD

-AMP OUT IS TO CONNECT FROM AMPLIFIER OR LPF IF USED RF OUTPUT.

-ANT1 IS ANTENNA 1 CONNECTION

-TX  IS TO CONNECT INDICATOR LED LIGHT WHEN TRANSMIT (TX).

-BIAS IS TO PROVIDE +12V ONLY DURING TX FOR CONNECT TO AMPLIFIER BOARD BIAS IF DESIRED. THIS WAY AMPLIFIER BIAS WILL ENABLE ONLY WHEN TRANSMIT.

-PTT IS TO CONNECT RCA JACK FOR PTT KEY FROM TRANSCEIVER.(when grounded goes TX).

-R/DLY IS TO CONNECT TO THE RF DELAY BOARD +V (WHEN NOT USING THE UNIVERSAL BAND DECODER BOARD).

ON BOARD TEST BUTTON IS TO PRESS TO ENABLE TX MANUAL TO CHECK BOARD/CONNECTIONS OR ADJUST AMPLIFIER BIAS WHEN CONNECTED.

ANTENNA THAT IS NOT ENABLED IS GROUNDED.
NEED +12V TO ENABLE DESIRED ANTENNA.

BOARD SIZE: 150x70mm