Page 2 - Contents; Unpacking
Description.........................................................................................................1Elimination of Licensing....................................................................................1Emergency Operation .........................................................
Page 3 - Description; Uniden is a registered trademark of Uniden America Corporation.; Elimination of Licensing; This is an FCC rule and applies to all operators of CB radios.
Your Uniden PC78 Elite represents the highest quality communications device designed for use in the Citizens Band Radio Service. It will operate on any of the40 AM frequencies authorized by the Federal Communications Commission (FCC). 1 Description The Citizens Band Radio Service is under the jurisd...
Page 4 - Controls and Functions; FRONT VIEW - PC78 Elite BACKLIGHTED PANEL
1. Microphone Jack 2. ON OFF - VOLUME : Turns radio on or off; adjusts speaker volume. 3. SQUELCH : Reduces background noise when there is no incoming signal. 4. RF GAIN : Improves reception in strong signal areas. 5. MIC GAIN : Adjusts microphone sensitivity. 6. DELTA TUNE : Fine tunes the receiver...
Page 5 - REAR VIEW
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...
Page 6 - M O B I L E S TAT I O N A N T E N N A; Uniden; M A R I N E I N S TA L L AT I O N; Installation; M O B I L E S TAT I O N I N S TA L L AT I O N
1. Select a location that is convenient for operating the radio, but does not interfere with the driver or passenger. 2. Install bracket with self-tapping screws provided.3. Connect wiring. (See instructions for Connecting the Power Cords.)4. Attach the microphone bracket to the side of the radio.5....
Page 7 - N e g a t i v e G r o u n d S y s t e m; black; P o s i t i v e G r o u n d S y s t e m; black; red
C O N N E C T I N G T H E P O W E R C O R D S We recommend connecting the power lead to the Ignition Switch AccessoryTerminal. This way, the transceiver is automatically turned off when theignition switch is turned off. Or, the power cord may be connected to an available terminal on the fuseblock, o...
Page 8 - To Receive
Dynamic Squelch Control automatically sets Squelch to the optimal level for stronger transmission and signal clarity. To scan for weaker signals,turn Dynamic Squelch Control off and perform the following steps: 4a. Turn SQUELCH fully clockwise so only strong signals can get through. 4b. Turn SQUELCH...
Page 9 - Weather Information; CB Radio
5. Adjust RF GAIN knob (small) to optimize reception in strong signalareas. 6. Adjust DELTA knob (small) to reduce or eliminate adjacentchannel interference. 7. Set meter switch to S/RF . 7 Weather Information Set SQUELCH only when the radio is not receivinga strong signal. To configure your CB radi...
Page 10 - To Transmit
SWR Meter : Measures SWR (standing wave ratio) of antenna. Use to check antenna system or to adjust your antenna to the proper length. 8 To Transmit Multi-Function Meter Perform a voltage Standing Wave Ratio ( SWR ) measurement prior to using the transmitter. A SWR ratio in excess of 2:1 may damage ...
Page 11 - Preventive Maintenance
RF Meter : Measures RF Output Power for transmitter. To use, position the meter switch at S/RF . Press microphone PTT switch to read transmitting power. S-Meter : Measures incoming signal strength. To use, position the meter switch at S/RF . The meter swings to indicate signal strength. i.e. S 3, S ...
Page 12 - Troubleshooting; Uniden Customer Service Center
Problem Suggestion Unit does not power up ❑ Check the ignition key position. ❑ Check power cord connections. ❑ Check fuse. ❑ Check vehicle electrical system. No reception ❑ Check microphone connection. ❑ Set CB/WX/PA switch to CB . ❑ Check VOLUME and SQUELCH . ❑ Check antenna. ❑ Check antenna connec...
Page 13 - Radio Code Definitions; Code
The following list contains common “10-Codes” used by CB radiooperators for faster communication and better understanding. 11 Radio Code Definitions Code Meaning 10-1 Received poorly 10-2 Receiving well 10-3 Stop transmitting 10-4 OK, message received 10-5 Relay message 10-6 Busy, stand by 10-7 Out ...
Page 14 - Specifications
General Channels: 40 CB Frequency Range: 26.965 to 27.405 MHz Weather Frequency Range: 162.400MHz (WX CH1)162.425MHz (WX CH2)162.450MHz (WX CH3)162.475MHz (WX CH4)162.500MHz (WX CH5)162.525MHz (WX CH6)162.550MHz (WX CH7) Frequency Control: Phase Locked Loop (PLL) synthesizer Frequency Tolerance: ±0....
Page 15 - Two-Year Extended Warranty
WARRANTOR: UNIDEN AMERICA CORPORATION (“Uniden”) ELEMENTS OF WARRANTY: Uniden warrants, for two years, to the original retail owner, this Uniden Product to be free from defects in materials and craftsmanshipwith only the limitations or exclusions set out below. WARRANTY DURATION: This warranty to th...