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Last modified 2021-06-13

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Cobra 47 XLR (By Dynascan)

A picture of Cobra 47 XLR (By Dynascan)

SPECIFICATIONS

GENERAL
Type:Citizen band transceiver with BC receiver
Frequency range: CB: 26.965-27.405 MHz
BC RX: 0.54-1.6 / 88-108 MHz
Channels/tuning steps:40
Mode:CB: AM
BC RX: AM / WFM Stereo
Frequency control:PLL (MB8719)
Frequency stability:?%
Power supply:13.8 VDC
Current drain/power consumption:RX: Max 1.5 A
TX: Max 2 A
Antenna impedance/connector:50 ohm / SO-239
Dimensions (W*H*D):184*51*127 mm (7.25*2*5")
Weight:1.5 Kg (3.3 lb)
Other features:PA. ANL.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 10.695 MHz
2nd IF: 455 KHz
Sensitivity:0.5 uV (No reference)
Selectivity:5 KHz (-6 dB)
Image rejection:60 dB
AF output power/speaker:5+5 W at 10% distortion / ? ohm
External speaker connector:




TRANSMITTER SECTION
RF output power:4 W
Modulation system:
Max FM deviation (Factory set):No FM
Spurious emissions:Less than -60 dB
Microphone impedance/connector:? ohm / ?-pin
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1977-197x (Discontinued)
Main PCB:PC-278AA by Uniden
Sub PCBs: PC-279AA - BC receiver board
PC-281AA - Variable resistor board
PC-287AA - Function switch board
PC-289AA - Noise filter board
Additional info:
Related documents: User manual (5.2 MB)
Schematic diagram and BOM (459 KB)
In-dash install manual (3.3 MB)
PLL: MB8719
RF driver: 2SC1846
RF final: 2SC1909
AF amp: HA1366
Sams Photofact #:CB-176 (March 1978)
Modifications and fixes:
Reviews:
Options/Accessories:
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