Frequency Ranges; 29 Lx Max Specifications - Cobra 29 LX MAX How To Use Manual

Frequency Ranges

The Cobra 29 LX MAX transceiver represents one of the
most ad vanced AM two-way radios used as a Class D
station in the Citizens Radio Service. This unit features
advanced Phase Lock Loop (PLL) circuitry providing com-
plete cov er age of all 40 CB chan nels.
CB
Channel In MHz
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
44
Channel Channel
Freq. CB Freq. WX
Channel In MHz Channel In MHz
26.965 21 27.215 1
26.975 22 27.225 2
26.985 23 27.255 3
27.005 24 27.235 4
27.015 25 27.245 5
6
27.025 26 27.265 7
27.035 27 27.275 8
27.055 28 27.285 9
27.065 29 27.295 10
27.075 30 27.305
27.085 31 27.315
27.105 32 27.325
27.115 33 27.335
27.125 34 27.345
27.135 35 27.355
27.155 36 27.365
27.165 37 27.375
27.175 38 27.385
27.185 39 27.395
27.205 40 27.405
GENERAL
CHANNELS
FREQUENCY RANGE
FREQUENCY TOLERANCE
FREQUENCY CONTROL
OPERATING TEMPERATURE
RANGE
MICROPHONE
INPUT VOLTAGE
Current Drain
Freq.
Size ..............................................................8-5/8" D x 7-9/32" W x 2-13/63" H
Weight ..........................................................4 lbs.
162.550
Antenna Connector .................................UHF; SO-239
Meter .............................................................Indicates relative
162.400
162.475
162.425
TRANSMITTER
162.450 Power Output ............................................4 watts
Modulation .................................................AM (Amplitude Modulation)
162.500
Frequency Response ...............................300 to 3000 Hz
Output Impedance ..................................50 ohms, unbalanced
162.525
161.650
RECEIVER
Sensitivity ....................................................Less than 1 µV for 10 dB (S+N) /N
161.775
Selectivity ....................................................6 dB @ 7 KHz, 60 dB @ 10KHz
163.275
Image Rejection ........................................80 dB, typical
Adjacent-Channel Rejection ................60 dB, typical
IF Frequencies ...........................................Double Conversion: 1st: 10.695 MHz
Automatic Gain Control (AGC) ............Less than 10 dB change in audio
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
(SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE)

29 LX MAX Specifications

CB - 40 CH
CB - 26.965 TO 27.405 MHZ
WX - 162.400 TO 162.775 MHZ
0.005 %
PLL (PHASE LOCK LOOP) SYNTHESIZER
-30° C TO + 50° C
Plug-in Electret
13.2VDC nom. negative ground
Transmit: AM full mod., 1.5A (maximum)
Receive: Squelched, 0.3A;
full audio output, 1.2A (nominal)
power output received
signal strength, and vswr
2nd: 455 KHz
output for inputs from 10 to 50,000
microvolts
when connected
45