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Last modified 2022-01-27

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Sommerkamp TS-680EDX

A picture of Sommerkamp TS-680EDX


Type:Citizen band / "Freeband" / Export transceiver
Frequency range:26.965-27.855 MHz
Channels / tuning steps:80
Frequency control:PLL
Frequency stability:?%
Clarifier or Delta tune:? KHz
Power supply:11-16 VDC
Current drain / power consumption:RX: ? mA
TX: Max 10 A
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):156*58*290 mm (6.14*2.28*11.42")
Weight:2.5 Kg (5.51 lb)
Other features:

Receiver system: Double conversion superheterodyne
1st IF: 10.7 MHz
2nd IF: 455 KHz
Sensitivity:1 uV (10 dB S/N)
Selectivity:10 KHz (-40 dB)
Image rejection:
AF output power / speaker:2 W at 10% distortion / 8 ohms
External speaker connector:

RF output power:25 W (Dead key)
>50 W (PEP)
Modulation system:Collector modulation
FM deviation (Factory set):No FM
Spurious emissions:Better than -? dB
Microphone impedance / connector:500 ohm / 7-pin (DIN)

Manufactured:Japan, 1978-1979 (Discontinued)
Main PCB:
Sub PCBs:
Additional info: This was the first so called "Coffewarmer".
The microphone is switchable for use as a speaker-mike, which
is very useful in a noisy vehicle.
Related documents: User manual (2.2 MB)
RF final: MRF454
Sams Photofact #:None
Modifications and fixes:
Options / Accessories:
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