User`s manual

USER’S MANUAL
9
User’s Manual
Introduction
Frequency Range
Your CB radio Provides high-level, trouble-free perform-
ance over the following frequency assignments:
Channel Frequency
in MHz
Channel Frequency
in MHz
1 26.960 21 2 7. 210
2 26.970 22 2 7. 2 2 0
3 26.980 23 2 7. 2 5 0
4 27.000 24 2 7. 23 0
5 2 7. 01 0 25 27. 24 0
6 27.020 26 2 7. 2 60
7 2 7. 03 0 27 27.270
8 27.050 28 2 7. 2 8 0
9 2 7. 0 6 0 29 27. 29 0
10 2 7. 070 30 27. 3 0 0
11 2 7. 0 8 0 31 2 7. 310
12 2 7.10 0 32 27. 32 0
13 2 7.110 33 2 7. 33 0
14 27.12 0 34 27.340
15 2 7.13 0 35 2 7.3 5 0
16 2 7.15 0 36 2 7. 36 0
17 2 7.16 0 37 27. 370
18 2 7.170 38 2 7. 3 80
19 2 7.18 0 39 27. 39 0
20 2 7. 2 0 0 40 2 7. 4 0 0
These frequencies generated and accurately controlled
by a phase lock hoop (PLL) circuit, comprised of the latest
state-of-the-art integrated circuit technology, ensuring high
reliability and excellent frequency stability on the above
channels.
To obtain maximum performance please read carefully the
descriptions and operating instructions in this manual.

General
Channels: 40
Frequency Range: 26.960 to 27.400MHz
Frequency Control: Phase-Locked Loop (PLL)
synthesizer
Frequency Tolerance: 0.005%
Operating Temp. Range: -30°C do + 50°C
Microphone: Plug-in type; Electret condenser
Input Voltage: 13.8V DC nom. (negative ground)
Current Drain Transmit: AM full mod., 1.5A (maximum).
Receive: (Squelched, 0.115A, full audio output 1.0A
(normal)
Size: 131mm(D)×171mm(W)×44.5mm(H)
Weight: 1.0Kg
Antenna Connector: UHF, SO-239
Semiconductors: 22 transistors, 17 diodes, 3 integrated
circuits,3 LEDs.
Meter Indicates relative power output and received signal
strength
Transmitter
Power Output: 4 watts
Modulation: High- and low-level Class B amplitude
Frequency: 300 to 3000Hz
Output Impedance :50 ohms, unbalanced
Output Protection: Output transistors protected against
mismatch up to 20:1
Receiver
Sensitivity Less than 1 µ V dla 10dB (S+N) /N
Selectivity: 6dB typical
Adjacent CH: Rejection 50dB typical
IF Frequency Double conversion:
1st: 10.695 MHz
2st: 455KHz
Automatic Gain Control (AGC): Less than 10dB change
in audio output for inputs from 10 to 50,000μV
Squelch Adjustable: threshold less than 1μV
Audio Output Power: 3 watts
Frequency Response: 300-3000Hz
Distortion: Less than 10% @ 3 watts @ 1000Hz
Built-in Speaker: 16 ohms, round
External Speaker: 8 ohms; disable internal speaker when
connected (Not Supplied)
PA System
Power Output 4 watts into external speaker
External Speaker for PA 8 ohms; a separate jack is pro-
vided (Not Supplied).
Installation
Location
Plan the location of the transceiver and microphone
bracket before starting the installation. Select a location