14
BLK
WHT
BLK 1
WHT 2
AUDIO
200 FT. MAX.
COMMON
290A3743B
PRIMARY
SPEAKER
1
3
2
5
4
SEE POWER
CONNECTIONS
BLK
WHT
GRN
1K
1WATT
*
*
NOTES:
1. Speaker/Microphone
2. Off/On/Speaker volume control
3. Talk/Listen switch
4. Outgoing Volume Control
5. Speaker Model AD‑SS‑25 with
swivel mounting bracket or
Speaker Model AD‑SF‑25 with
holes in outer flange for flush
mounting
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. Outgoing and incoming volumes are controlled by separate controls on Primary.
POWER CONNECTIONS:
BLK
+DC Power
12/24 V models
HOT
120/240 V models
WHT Common
12/24V models
Neutral
120/240V models
GRN
Earth Ground 120/240V models only
POWER
PRIMARY
12‑18VDC AD‑26‑8‑M44
22‑32VDC AD‑56‑8‑M44
120V 50/60 Hz AD‑27‑8‑M44
240V 50/60 Hz AD‑57‑8‑M44
7