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Last modified 2022-02-05

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Lafayette Telsat SSB-140 (99-33649W)

A picture of Lafayette Telsat SSB-140 (99-33649W)


Type:Citizen band transceiver
Frequency range:26.965-27.405 MHz
Channels / tuning steps:40
Mode:AM / SSB
Frequency control:PLL (PLL02A)
Frequency stability:?%
Clarifier or Delta tune:800 Hz "Fine tune"
Power supply:Mains: 105-120 VAC (2-pin connector)
or 13.8 VDC (3-pin connector)
Current drain / power consumption:RX: ? mA
TX: Max 1.5 A @ 13.8 VDC (Max 75 W @ 117 VAC)
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):400*121*311 mm (15.75*4.76*12.24")
Weight:6 Kg (13.23 lb)
Other features:PA. ANL/NB. SWR-meter. Tone hi-cut.

Receiver system: Single conversion superheterodyne (SSB)
IF: 10.695 MHz
Double conversion superheterodyne (AM)
1st IF: 10.695 MHz
2nd IF: 455 KHz
Sensitivity:AM: 1 uV (10 dB S/N)
SSB: 0.25 uV (10 dB S/N)
Selectivity:AM: 6 KHz (-6 dB)
SSB: 2 KHz (-6 dB)
Image rejection:
AF output power / speaker:3 W at ?% distortion / 8 ohm
External speaker connector:

RF output power:AM: 4 W
SSB: 12 W (PEP)
Modulation system: AM: High level class B
SSB: Double balanced modulatior with crystal lattice filter
FM deviation (Factory set):No FM
Spurious emissions:Better than -60 dB
Microphone impedance / connector:? ohm / 5-pin (DIN)
Microphone input level:? mV

Manufactured:Japan, 1977-197x (Discontinued)
Main PCB:PTBM058COX by Cybernet Electronics Corporation
Sub PCBs: PTLD016COX - LED display board
PTPW007COX - AVR/power supply board
PTSR011COX - SWR board
PTSW020COX - Channel selector board
PTSW026COX - Rotary switch board
PTSW030COX - Pushbutton board
Additional info:
Related documents: User manual (3.9 MB)
Schematic (699 KB)
Sams Photofact #:CB-259 (May 1979)
Modifications and fixes:
Options / Accessories:
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A rear picture of Lafayette Telsat SSB-140 (99-33649W)