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Last modified 2022-01-10

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Lafayette HB-750 (99-33318W)

A picture of Lafayette HB-750 (99-33318W)

SPECIFICATIONS

GENERAL
Type:Citizen band transceiver
Frequency range:26.965-27.255 MHz
Channels / tuning steps:USA: 23 (1-23)
Sweden: 23 (1-22 + 11A)
Mode:AM
Frequency control:PLL (PLL02A)
Frequency stability:? ppm
Clarifier or Delta tune:±1.2 KHz
Power supply:10.5-15.5 VDC (3-pin connector)
Current drain / power consumption:RX: ? mA
TX: Less than 1.2 A
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):180*60*215 mm (7.09**2.36*8.46")
Weight:1.69 Kg (3.73 lb), without mounting bracket and microphone
Other features:PA. ANL/NB. Local/distance switch. Tone control. "Range boost".




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 10.695 MHz
2nd IF: 455 KHz
Sensitivity:0.7 uV (10 dB S/N)
Selectivity:10 KHz (-45 dB)
Image rejection:40 dB
AF output power / speaker:3 W at ?% distortion / 8 ohm
External speaker connector:3.5 mm, 8 ohm




TRANSMITTER SECTION
RF output power:~3.5 W (5 W input)
Modulation system:
FM deviation (Factory set):No FM
Spurious emissions:Better than -? dB
Microphone impedance / connector:700 ohm / 5-pin (DIN 180°)
Microphone input level:20 mV for 90% modulation @ 1 KHz




MISCELLANEOUS
Manufactured:Japan, 1976-1977 (Discontinued)
Main PCB:PTBM036AOX by Cybernet Electronics Corporation
Sub PCBs:
Additional info:New price 1976 in the US: $169.95
Related documents: User manual (3.6 MB)
PLL: PLL02A
Sams Photofact #:CB-134 (August 1977)
Modifications and fixes:
Reviews:
Options / Accessories:
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A rear picture of Lafayette HB-750 (99-33318W)