13
BLK
WHT
BLK 1
WHT 2
AUDIO
200 FT. MAX.
COMMON
290A3742B
PRIMARY
REMOTE
SECONDARY
STATION
1
3
2
1
2
1K
1WATT
SEE POWER
CONNECTIONS
BLK
WHT
GRN
*
*
POWER CONNECTIONS:
BLK
+DC Power
12/24V models
HOT
120/240V models
WHT
Common
12/24V models
Neutral
120/240V models
GRN
Earth Ground 120/240V models only
NOTES
1. Speaker/Microphone
2. Off/On Speaker Volume
Control
3. Talk/Listen Switch
4. Remote Secondary Station
Model AD‑SV‑25
Operating Principle:
1. Secondary station is both a
speaker and a microphone.
2. Primary is normally in “Listen”
mode until the talk button is
pressed to talk to remote.
3. Volume controls are for received
signal volume only. They do not
control transmitted signals.
POWER
PRIMARY
12‑18VDC AD‑26‑8
22‑32VDC AD‑56‑8
120V 50/60 Hz AD‑27‑8
6