Uniden PC78LTW Support Question
Uniden PC78LTW Support Question
Find answers below for this question about Uniden PC78LTW.Need a Uniden PC78LTW manual? We have 1 online manual for this item!
Question posted by micdhalok66 on March 12th, 2012
What Are The Frequencies
what are some of the frequencies for this CB? I'm trying to test the transmit but the frequency counter is not catching a frequency
Current Answers
Related Uniden PC78LTW Manual Pages
English Owners Manual - Page 2
... To Receive 6 Weather Information 7 To Transmit 8 Multi-Function Meter 8 Preventive Maintenance 9 Maintenance 9 Servicing Your Transceiver 10 Troubleshooting 10 Radio Code Definitions 11 Specifications 12 Two-Year Extended Warranty 13
Unpacking
Carefully unpack your PC78LTW and check the contents against this list: s PC78LTW CB 2-way mobile radio s Microphone s Mounting Bracket Kit s DC...
English Owners Manual - Page 3
... Part 95 of the FCC Rules or in violation of type acceptance requirements in the Citizens Band Radio Service.
Channel 9 is an FCC rule and applies to Channel 9. 2. pc78ltw.qxd 2/24/99 8:24 AM Page 1
Description
Your Uniden PC78LTW represents the highest quality communications device designed for use in Part 2 of Citizens Band...
English Owners Manual - Page 4
... 9. Check
antenna, cable and connections. 13. VOLUME: Turns radio on or off ; MIC GAIN: Adjusts microphone sensitivity. 6. Channel... GAIN: Improves reception in antenna system. RX/TX Indicator: Red-transmitting; CH9/OFF: Turns Channel 9 on or off . 15....Squelch to
optimal level for Standing Wave Ratio
(SWR) measurements. 8. pc78ltw.qxd 2/24/99 8:24 AM Page 2
Controls and Functions
FRONT ...
English Owners Manual - Page 5
pc78ltw.qxd 2/24/99 8:24 AM Page 3
17. S/RF/SWR/CAL: Selects meter function. When the external speaker is plugged in, the internal speaker is connected.
18. PA SP.: Connects external 8-ohm, 4-watt speaker. SP.: Connects optional 8-ohm 4-watt speaker to transceiver.
3 CB/WX/PA Switch: Selects PA (Public Address) WX (Weather Radio) or...
English Owners Manual - Page 6
... is very important. To achieve the maximum transmission distance, we strongly recommend that of the radio. 5. don't diminish its performance by the FCC, the quality of the transceiver and microphone... the system and to the radiating element. You have just purchased a superior transceiver - pc78ltw.qxd 2/24/99 8:24 AM Page 4
Installation
MOBILE STATION INSTALLATION
Plan the location of...
English Owners Manual - Page 7
... or negative (-) battery terminal.
GROUND INFORMATION
Note: This transceiver may be installed and used in any 12-volt DC negative or positive ground system vehicle. pc78ltw.qxd 2/24/99 8:24 AM Page 5
CONNECTING THE POWER CORDS
We recommend connecting the power lead to a point in doubt, contact your vehicle dealer for...
English Owners Manual - Page 8
... counterclockwise until the hiss stops. Set switch to a comfortable level.
2. noise, weak signals, and strong signals.
4c. Turn SQUELCH back clockwise until you hear a hiss.
pc78ltw.qxd 2/24/99 8:24 AM Page 6
To Receive
Be sure that the power source, antenna, and microphone are properly connected before proceeding. 1. Dynamic Squelch Control...
English Owners Manual - Page 9
... meter switch to reduce or eliminate adjacent channel interference.
7. To configure your CB radio to receive weather alerts while using your CB radio normally while monitoring for weather alerts, set the switch to
7 Weather Information
Your PC78LTW combines a CB Radio with best reception. Set the switch to optimize reception in the event of severe weather.
To use...
English Owners Manual - Page 10
...Measures SWR (standing wave ratio) of the coaxial cable connector.
Press microphone PTT
switch. (Transmit) 3. Also check for damage to the w mark.
4.
Calibrate meter with
SWR CAL ...2:1 may be caused by adjusting the needle to the cable or antenna.
8 pc78ltw.qxd 2/24/99 8:24 AM Page 8
To Transmit
Perform a voltage Standing Wave Ratio (SWR) measurement prior to using the transmitter. ...
English Owners Manual - Page 11
...in shielding. 4. i.e. There are tight. 3. Twist to do so may void your PC78LTW. Be sure all electrical connections are no maintenance is designed to give you years of .... Press microphone PTT switch to indicate signal strength. The meter swings to read transmitting power.
Maintenance
The PC78LTW is required. Except for your warranty.
9 Press ends of trouble-free service....
English Owners Manual - Page 12
... and aligning this Guide. to MAX. u Set RF GAIN to specify the correct model number and serial number of this CB radio product.
u Check vehicle electrical system. u Check and adjust DELTA TUNE. pc78ltw.qxd 2/24/99 8:24 AM Page 10
Troubleshooting
Problem Unit does not power up
No reception
Poor Reception
No Transmission...
English Owners Manual - Page 13
... poorly Receiving well Stop transmitting OK, message received Relay...frequency on
this channel 10-94 Please give me a
long count 10-99 Mission completed, all
units secure 10-200 Police needed at Urgent business Anything for faster communication and better understanding.
pc78ltw.qxd 2/24/99 8:24 AM Page 11
Radio Code Definitions
The following list contains common "10-Codes" used by CB radio...
English Owners Manual - Page 14
... 13.8 VDC nominal (positive or negative ground) TX: AM full modulation, 2.2 A (max.) RX: Squelched, 0.25 A; pc78ltw.qxd 2/24/99 8:24 AM Page 12
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...
English Owners Manual - Page 15
... which vary from defects in materials and craftsmanship with the Product.
The Product should be shipped freight prepaid, by the owner's manual for this product. pc78ltw.qxd 2/24/99 8:24 AM Page 13
Two-Year Extended Warranty
Important: Evidence of original purchase is in effect, warrantor will either, at its option...
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