29 LTD CHR SpecificationsFrequency Ranges
3332
GENERAL
Channels..........................CB-40CH
FrequencyRange . . . . . . . . . . . . . . . . . . CB - 26.965 to 27.405 MHz
FrequencyTolerance. . . . . . . . . . . . . . . 0.005 %
FrequencyControl . . . . . . . . . . . . . . . . . PLL (phase lock loop) Synthesizer
OperatingTemperatureRange .. . . . -30° C to + 50° C
Microphone. . . . . . . . . . . . . . . . . . . . . . . Plug-in dynamic
InputVoltage. . . . . . . . . . . . . . . . . . . . . . 13.8VDC nom.(positiveor negative ground)
CurrentDrain .. . . . . . . . . . . . . . . . . . . . Transmit: AM full mod., 1.5A (maximum)
Receive:Squelched,0.3A;
fullaudio output, 1.2A (nominal)
Size .. . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-5/8”D x 7-9/32” W x 2-13/64” H
Weight............................4lbs.
AntennaConnector ... . . . . . . . . . . . . .UHF; SO-239
Meter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Illuminated; indicates relative power output,
receivedsignal strength andVSWR
TRANSMITTER
PowerOutput......................4watts
Modulation. . . . . . . . . . . . . . . . . . . . . . . .AM (AmplitudeModulation)
FrequencyResponse ... . . . . . . . . . . . .300 to 3000 Hz
OutputImpedance . . . . . . . . . . . . . . . . .50 ohms, unbalanced
RECEIVER
Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . .Less than 1 µVfor10 dB(S+N) /N
Selectivity . . . . . . . . . . . . . . . . . . . . . . . . .6 dB @7KHz, 60 dB @ 10KHz
ImageRejection .. . . . . . . . . . . . . . . . . .80 dB, typical
Adjacent-ChannelRejection . . . . . . . .60 dB, typical
IFFrequencies .. . . . . . . . . . . . . . . . . . . .Double Conversion: 1st:10.695 MHz
2nd:455KHz
AutomaticGain Control (AGC) . . . . . .Less than 10 dB changeinaudio outputfor
inputsfrom 10 to 50,000 microvolts
RFGain Control ... . . . . . . . . . . . . . . . . .Adjustable for optimumsignalreception
NoiseBlanker......................RFtype
Squelch. . . . . . . . . . . . . . . . . . . . . . . . . . . .Adjustable;thresholdlessthan 1µV
AudioOutput Power ... . . . . . . . . . . . .4 watts
FrequencyResponse ... . . . . . . . . . . . .300 to 3000 Hz
Distortion. . . . . . . . . . . . . . . . . . . . . . . . . .Less than 5% @3 watts @ 1000 Hz
Built-inSpeaker . . . . . . . . . . . . . . . . . . . .8 ohms,5w
ExternalSpeaker(Notsupplied) . . . . . .8 ohms; disablesinternal speaker
whenconnected
PASYSTEM
PowerOutput . . . . . . . . . . . . . . . . . . . . . .4 watts into external speaker
ExternalSpeaker for PA . . . . . . . . . . . . .8 ohms,when PA-CB switch is in PA,
(Not Supplied) . . . . . . . . . . . . . . . . . . . . .The PA speaker also monitors the receiver;
separatejack provided
(SPECIFICATIONSSUBJECTTO CHANGE WITHOUT NOTICE)
WARNING:Thisproduct contains lead, a chemical known to the State of California
tocause cancer and birth defects or other reproductive harm..
Washhandsafter handling.
TheCOBRA 29 LTD CHR transceiver represents one
ofthe most advanced AM two-way radios used as a
ClassD station in theCitizens Radio Service. This
unitfeatures advanced Phase Lock Loop (PLL)
circuitry providingcomplete coverage of all 40
CBchannels.
1 26.965 21 27.215
2 26.975 22 27.225
3 26.985 23 27.255
4 27.005 24 27.235
5 27.015 25 27.245
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
11 27.085 31 27.315
12 27.105 32 27.325
13 27.115 33 27.335
14 27.125 34 27.345
15 27.135 35 27.355
16 27.155 36 27.365
17 27.165 37 27.375
18 27.175 38 27.385
19 27.185 39 27.395
20 27.205 40 27.405
Channel Channel
CB Freq. CB Freq.
Channel In MHz Channel In MHz