Uniden ELITE PC78 - Manual (Page 5)

18. S/RF/SWR/ CAL: Selects meter function. S/RF- normal;
SWR and CAL are for SWR measurements only. See page 8 for
calibration procedures.
19. Multi-function Meter: Measures SWR, RF and S signal strength.
3
Do not use PA function unless an external
speaker is connected.
When the external speaker is plugged in, the
internal speaker is off.
To prevent acoustic feedback, separate the
microphone from the speaker when operating
the PA at high output levels.
17. CB/WX/PA: Selects PA (Public Address) WX (Weather Radio) or CB.
20. POWER: Connects DC power to transceiver.
21. EXT. SP.: Connects optional 8-ohm 4-watt speaker to remotely
monitor receiver.
22. PA SP.: Connects external 8-ohm, 4-watt speaker.
23. ANT.: Connects antenna cable to transceiver.
REAR VIEW
UC343FH 10/23/03 2:32 PM Page 3