Table of Contents
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Table of Contents
Related Manuals for Uniden Bearcat PC78 Elite
Summary of Contents for Uniden Bearcat PC78 Elite
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Page 2: Table Of Contents
UC343FH 10/23/03 2:32 PM Contents Description...1 Elimination of Licensing...1 Emergency Operation ...1 Controls and Functions ...2 Installation...4 Mobile Station Installation...4 Mobile Station Antenna ...4 Marine Installation ...4 Connecting the Power Cords ...5 Ground Information ...5 Negative Ground System ...5 Positive Ground System...5 To Receive ...6 Weather Information ...7 To Transmit...8... -
Page 3: Description
10/23/03 2:32 PM Description 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 the 40 AM frequencies authorized by the Federal Communications Commission (FCC). -
Page 4: Controls And Functions
UC343FH 10/23/03 2:32 PM 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. - Page 5 UC343FH 10/23/03 2:32 PM 17. CB/WX/PA: Selects PA (Public Address) WX (Weather Radio) or CB. Do not use PA function unless an external speaker is connected. 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.
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Page 6: Installation
Only a properly matched antenna system will allow maximum power transfer from the 50 ohm transmission line to the radiating element.Your Uniden dealer is qualified to help you select the proper antenna for your requirements. -
Page 7: Connecting The Power Cords
UC343FH 10/23/03 2:32 PM CONNECTING THE POWER CORDS We recommend connecting the power lead to the Ignition Switch Accessory Terminal. This way, the transceiver is automatically turned off when the ignition switch is turned off. Or, the power cord may be connected to an available terminal on the fuse block, or, to a point in the wiring harness. -
Page 8: To Receive
UC343FH 10/23/03 2:32 PM To Receive Be sure that the power source, antenna, and microphone are properly connected before proceeding. 1. Turn unit ON and set VOLUME Control to a comfortable level. 2. Select CHANNEL. 3. Set switch to NB/ANL. Dynamic Squelch Control automatically sets Squelch to the optimal level for stronger transmission and signal clarity. -
Page 9: Weather Information
UC343FH 10/23/03 2:32 PM Set SQUELCH only when the radio is not receiving a strong signal. 5. Adjust RF GAIN knob (small) to optimize reception in strong signal areas. 6. Adjust DELTA knob (small) to reduce or eliminate adjacent channel interference. 7. -
Page 10: To Transmit
UC343FH 10/23/03 2:32 PM To Transmit Perform a voltage Standing Wave Ratio ( prior to using the transmitter. A damage the transmitter. Be sure to read and understand Part 95, FCC Rules and Regulations before operating your transmitter. 1. Select a channel. 2. -
Page 11: Preventive Maintenance
UC343FH 10/23/03 2:32 PM 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. -
Page 12: Troubleshooting
No Transmission Low Transmission If you do not get satisfactory results after performing the above checks, call the Uniden Customer Service Center at 1-800-297-1023, 8:00 a.m. to 5:00 p.m. CST, Monday through Friday. Servicing Your Transceiver Technical information, diagrams, and charts are provided on request. It is the user’s responsibility to see that this radio is operating at all times in... -
Page 13: Radio Code Definitions
UC343FH 10/23/03 2:32 PM Radio Code Definitions The following list contains common “10-Codes” used by CB radio operators for faster communication and better understanding. 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... -
Page 14: Specifications
UC343FH 10/23/03 2:32 PM Specifications General Channels: CB Frequency Range: Weather Frequency Range: Frequency Control: Frequency Tolerance: Operating Temperature: Microphone: Input Voltage: Current Drain: Size: Weight: Antenna Connector: Meter: Transmitter Power Output: Modulation: Frequency Response: Output Impedance: Receiver Sensitivity: Selectivity: Image Rejection: Adjacent-Ch. -
Page 15: Two-Year Extended Warranty
(E) used in any conjunction with equipment or parts or as part of any system not manufactured by Uniden, or (F) installed or programmed by anyone other than as detailed by the owner’s manual for this product.