AOR ARD300, User Manual, Page: 9 / 28

Rear panel
① ① ① ①
IF IN
IF signal input
BNC connector (50Ω)
Receiver’s IF signal must be either 10.7MHz or
45.05MHz.
②
② ②
②
SP IN
Speaker input
Φ3.5mm jack, mono (input resistance 2kΩ,
maximum voltage 10V p-p)
Connect to receiver’s speaker output with supplied
audio cable.
③
③ ③
③
SP OUT
Speaker output Φ3.5 mm jack, mono (8Ω, 1W) for external
speaker.
④
④ ④
④
SERVICE
Service socket D-SUB 9pin, male.
For factory maintenance and firmware upgrade.
⑤ ⑤ ⑤ ⑤
DC12V OUT
Power output
Used to power the receiver when ARD300 and the
receiver share the same power source. (12V@2A
max.)
⑥ ⑥ ⑥ ⑥
DC12V IN
Power input Connect a (non-supplied) power source. Open-end
DC cable supplied.
⑦ ⑦ ⑦ ⑦
Power switch
When ARD300 and receiver share the same power
source:
OFF (0): Receiver is powered while ARD300
switches on/off automatically in synch with the
receiver
.
ON (I): Both receiver and ARD300 are powered.
When ARD300 has its own power source:
OFF (0): ARD300 is off.
ON (I): ARD300 is on.
⑦
⑥
⑤ ④ ③ ②
①
6