Uniden America Corporation UT408 User Manual

12

No reception

Check microphone connection. 

Set CB/PA to CB. 

Check VOLUME and SQUELCH. 

Check antenna. 

Check antenna connection. 

Adjust RF Gain. 

Poor Reception

Check VOL and SQ. 

Adjust RF Gain. 

Be sure antenna SWR is normal.

No Transmission

Set CB/PA switch to CB. 

Check microphone connection.

Adjust MIC Gain. 

Low Transmission

Be sure antenna SWR is normal.

Adjust MIC Gain. 

If you do not get satisfactory results after performing these checks, call 

the Uniden Customer Service Center at 1-800-297-1023, 8:00 a.m. to 4:30 

p.m. CST, Monday through Friday.

GENERAL
Channel:

40

Frequency Range:

26.965 - 27.405 MHz

Frequency Control:

PLL Synthesizer

Antenna Impedance:

50 ohms

Power Input:

13.8VDC

Current Drain
TX:

AM Full Modulation: 2.2A (max)

RX:

At no signal:  400mA

Squelch: 250mA

Operating Temperature: 

-22°F to 140°F (-30°C to 60°C)

Accessories: 

DC Power Cord 

Microphone 

Microphone Hanger

Mounting Bracket

Size (W x D x H): 

6.3 in. x 6.4 in. x 2.2 in. 

(without knobs and jacks)

(160 mm x 162.5 mm x 55.8 mm)