Palstar LA-1K Technical Manual - page 8
PALSTAR
EXTERNAL DATA CONNECTORS
Page 7
The LA-1K automatically selects bands and it is normally not necessary
to connect band data cables between your transceiver and the LA-1K
amplifier.
RADIO INTERFACE CONNECTOR:
This connector is designed to be
pin for pin compatible with other
amplifiers. The required cables are
widely available. They can be used
to connect to ICOM and YAESU
transceivers.
XCVR Interface
[Radio Interface Pin Out]
Pin
Function
1
BCD B IN
2
BCD A IN
3
Kenwood RX (data in) [custom cable required]
4
Kenwood TX (data out) [custom cable required]
5
Icom Band Data
6 GND
7
Amp-Key IN
8
BCD D IN
9
BCD C IN
RS232 BAND CONTROL CONNECTOR:
This connector is designed to be used with Kenwood transceivers for
band selection using a
null modem
adapter. It is also designed to
control the amplifier from a computer.
EXTERNAL DATA CONNECTORS
Table of YAESU/ELECRAFT
Band selections and
4 bit BCD codes
Band
DCBA
60m
0000
160m
0001
80m
0010
30m
0011
20m
0101
17m
0110
15m
0111
12m
1000
10m
1001
6m
1010
NC
1111
0 = low voltage (0 volts)
1 = high voltage (5 volts)
Table of ICOM Band and
Voltage Level
Pin 5
NC
12 volts
160m
7.0-8.0 volts
80m
6.0-7.0 volts
40m
5.0-6.0 volts
30m
0.0-1.0 volts
20m
4.0-5.0 volts
17/15m
3.0-4.0 volts
12/10m
2.0-3.0 volts
6m
1.0-2.0 volts