Front and rear panel sockets
9480 HF SSB transceiver Error! Main Document Only.-5
Antenna control—standard
Pin No. Designation Pin No. Designation
1
Channel number Bit 3 (oc)
9
Channel number Bit 1
(oc)
2
Channel number Bit 4 (oc)
10
Channel number Bit 2
(oc)
3
N.C.
11
Tuned in (active low)
4
Tune in/out (active low)
12
Switched fused battery
voltage
5
Scan (Active antenna, oc,
active low)
13
Switched fused battery
voltage
6
N.C.
14
Ground
7
N.C.
15
Ground
8
PTT out (+10V 1kΩ
source)
(oc) = Open Collector (Active high)
q