Table 2-2 | Signals And Pin Out Of The Cat/Aux Connector; Table 2-3 | Signals And Pin Out Of The Rcu's Serial Connector - Acom 2020S User Manual

User's Manual | ACOM 2020S | 1.8-54 MHz Linear Power Amplifier
CAT/AUX
Pin Nr.
interface
1
2
3
4
5
6
7
8
D-sub
9
connector,
15-pin,
10
3-row,
11
female
12
(Rear panel
13
view)
14
15
b) RCU's SERIAL interface connector
Please, see
Figure 2-6 | RCU model R05 rear panel
.
connector
RCU SERIAL interface will be used for connecting and operating various station components that cannot
supported by amplifier's CAT/AUX connector - transceivers, rotators, etc.

Table 2-3 | Signals and pin out of the RCU's SERIAL connector

SERIAL
Pin Nr.
interface
1
2
3
4
5
D-sub
connector,
6
9-pin,
7
male
(Rear panel
8
view)
9
Table 2-3 | Signals and pin out of the RCU's SERIAL connector
June 2022

Table 2-2 | Signals and pin out of the CAT/AUX connector

Pin name
RxD Receive Data
RxD Receive Data
TxD Transmit Data
TxD Transmit Data
GND Ground
BAND voltage Analogue input
Band data 0 Bit 0
Band data 1 Bit 1
Band data 2 Bit 2
Band data 3 Bit 3
ON RMT Remote Power On
Debug mode CPU only Power input
KEY-IN Tx request
KEY-OUT Tx Ready
GND Ground
Table 2-2 | Signals and pin out of the CAT/AUX connector
Pin name
- Not connected
RxD Receive Data
TxD Transmit Data
- Not connected
GND Ground
- Not connected
RTX Request To Send
CTX Clear To Send
- Not connected
Description
, Pos. 4 and
Table 2-3 | Signals and pin out of the RCU's SERIAL
Description
S e c t i o n INSTALLATION | Page 25 of 76
Specification
TTL input
RS-232 input
RS-232 output
TTL output
0 Volt
0 to +8 V
TTL input
TTL input
TTL input
TTL input
+4.5 to +15 V / 3 mA max
+8 to +15 V / 0.4 A
Less than +12 V / 6 mA
O.C. output, up to +50 V / 20 mA
0 Volt
Specification
-
RS-232 input
RS-232 output
-
0 Volt
-
RS-232 output
RS-232 input
-