PC68LTW - Talkie Walkie UNIDEN - Free user manual and instructions
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| Brand | Uniden |
| Model | PC68LTW |
| Type | CB Radio (Citizens Band) |
| Frequency Range | 26.965 – 27.405 MHz |
| Channels | 40 channels (AM) |
| Power Output | 4 Watts (AM) |
| Modulation | Amplitude Modulation (AM) |
| Power Supply | 12V DC (negative ground) |
| Current Consumption | 1.5 A (transmit) |
| Antenna Connector | UHF (SO-239) |
| Controls | Volume, Squelch, Channel Selector, Instant Channel 9/19, PA/CB Switch |
| Speaker | Built-in 8 Ohm, 3W |
| Microphone | Dynamic, PTT with coiled cord |
| Dimensions (WxHxD) | 7.4 x 2.4 x 9.5 inches (188 x 61 x 241 mm) |
| Weight | 2.6 lbs (1.18 kg) |
| Operating Temperature | -20°C to 50°C (-4°F to 122°F) |
| Features | Automatic Noise Limiter (ANL), RF Gain, Weather Alerts (WX channels on some models), PA Function |
| Compliance | FCC Part 95 (CB Radio) |
| Mounting | Underdash mount with brackets (included) |
| Warranty | 1 year limited |
Frequently Asked Questions - PC68LTW UNIDEN
How do I install the Uniden PC68LTW in my vehicle?
Mount the radio under the dash using the included bracket. Connect the red power wire to a 12V accessory source and the black wire to ground. Attach a CB antenna with a PL-259 connector to the SO-239 antenna jack. Ensure the antenna is matched and SWR is adjusted for optimal performance.
What is the range of the PC68LTW?
Typical range is 1-5 miles depending on terrain, antenna, and conditions. With a good antenna and clear line of sight, range can exceed 10 miles.
How do I adjust the squelch?
Turn the squelch knob clockwise until background noise disappears when no signal is present. Turn further to increase squelch threshold, blocking weaker signals. Set just above the noise point for best sensitivity.
What does the ANL (Automatic Noise Limiter) do?
The ANL reduces ignition and pulse-type noise from the vehicle. Enable it by pressing the ANL switch for cleaner reception in noisy environments.
How do I use the Instant Channel 9/19 feature?
Press the Instant Channel 9 button to jump to Channel 9 (emergency channel). Press Instant Channel 19 to jump to Channel 19 (trucker channel). Use these for quick access.
Can I listen to weather channels on this radio?
The PC68LTW may have a Weather Alert function. Check the front panel for WX buttons. If equipped, press WX to scan NOAA weather channels. Note: Not all models include this feature.
How do I connect an external speaker?
The PC68LTW has an external speaker jack (usually 3.5mm). Plug in a speaker with 8 ohm impedance. The internal speaker is disabled when an external speaker is connected.
What maintenance does the CB radio require?
Keep the radio clean and dry. Periodically check antenna connections and SWR. Clean the faceplate with a soft damp cloth. Avoid harsh chemicals. Store in moderate temperatures.
Why isn't my radio transmitting?
Check the microphone connection and that the PTT button is working. Ensure the antenna is properly connected and not shorted. Verify power and ground connections. Test SWR; high SWR can reduce transmit power.
How do I set the RF Gain control?
The RF Gain controls receiver sensitivity. Turn fully clockwise for maximum sensitivity. Reduce in strong signal areas to prevent overload. Adjust for clearest audio.
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