Manta CB02, User Manual

Page: 9 / 16

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 27.210
2 26.970 22 27.220
3 26.980 23 27.250
4 27.000 24 27.230
5 27.010 25 27.240
6 27.020 26 27.260
7 27.030 27 27.270
8 27.050 28 27.280
9 27.060 29 27.290
10 27.070 30 27.300
11 27.080 31 27.310
12 27.100 32 27.320
13 27.110 33 27.330
14 27.120 34 27.340
15 27.130 35 27.350
16 27.150 36 27.360
17 27.160 37 27.370
18 27.170 38 27.380
19 27.180 39 27.390
20 27.200 40 27.400
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.
Specification
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)
Installation
location
Plan the location of the transceiver and microphone
bracket before starting the installation. Select a location
that is convenient for operation and does not interfere with