Frequency Ranges; 29 Lx Specifications - Cobra 29 LX Owner's Manual

Frequency Ranges

The Cobra 29 LX transceiver represents some of the most advanced AM/FM two-way
radios used as a Class D station in the Citizens Band Radio Service. These units feature
advanced Phase Lock Loop (PLL) circuitry providing complete cov er age of all 40
CB channels.
CB Channel Channel Freq. In MHz
1 26.965
2 26.975
Frequency Ranges
3 26.985
4 27.005
5 27.015
6 27.025
7 27.035
8 27.055
9 27.065
10 27.075
11 27.085
12 27.105
13 27.115
14 27.125
15 27.135
16 27.155
17 27.165
18 27.175
19 27.185
20 27.205
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CB Channel Channel Freq. In MHz
21 27.215
22 27.225
23 27.255
24 27.235
25 27.245
26 27.265
27 27.275
28 27.285
29 27.295
30 27.305
31 27.315
32 27.325
33 27.335
34 27.345
35 27.355
36 27.365
37 27.375
38 27.385
39 27.395
40 27.405

29 LX Specifications

GENERAL
CHANNELS CB - 40 CH
FREQUENCY RANGE CB - 26.965 TO 27.405 MHZ
WX - 162.400 TO 162.775 MHZ
FREQUENCY TOLERANCE 0.005 %
FREQUENCY CONTROL PLL (PHASE LOCK LOOP) SYNTHESIZER
OPERATING TEMPERATURE
RANGE -30° C TO + 50° C
MICROPHONE Plug-in dynamic
INPUT VOLTAGE 13.2VDC nom. (positive or negative ground)
Current Drain Transmit: AM full mod., 1.5A (maximum)
Receive: Squelched, 0.3A;
full audio output, 1.2A (nominal)
Size .....................................................8-5/8" D x 7-9/32" W x 2-13/63" H
Weight ....................................................4 lbs.
Antenna Connector .................................UHF; SO-239 Meter Indicates relative
power output received signal strength, and vswr
TRANSMITTER
Power Output ..........................................4 watts
Modulation .............................................AM (Amplitude Modulation)
Frequency Response ...............................300 to 3000 Hz
Output Impedance ..................................50 ohms, unbalanced
RECEIVER
Sensitivity ...............................................Less than 1 µV for 10 dB (S+N) /N
Selectivity ...............................................6 dB @ 7 KHz, 60 dB @ 10KHz
Image Rejection ......................................80 dB, typical
Adjacent-Channel Rejection ....................60 dB, typical
IF Frequencies ........................................Double Conversion: 1st: 10.695 MHz
2nd: 455 KHz
Automatic Gain Control (AGC) .................Less than 10 dB change in audio
output for inputs from 10 to 50,000 microvolts
RF Gain range .........................................40 db
Noise Blanker .........................................RF type
Squelch ..................................................Adjustable; threshold less than 1µV
Audio Output Power ................................4 watts
Frequency Response ...............................300 to 3000 Hz
Distortion ................................................Less than 7% @3 watts @ 1000 Hz
Built-in Speaker ......................................8 ohms, 5w
External Speaker (Not supplied) .................8 ohms; disables internal speaker when connected
PA SYSTEM
Power Output ..........................................4 watts into external speaker
External Speaker for PA 8 ohms 4 Watts min.
(Not Supplied) the PA speaker also monitors the receiver; separate
jack provided
Maximum antenna gain 0dbi
(SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE)
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