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Last modified 2023-09-27

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Sommerkamp FT-307

A picture of Sommerkamp FT-307

SPECIFICATIONS

GENERAL
Type:Amateur HF transceiver
Frequency range: TX: 10-160 m + WARC
RX: 10-160 m + WARC
Tuning steps:Analog / continuous
Frequency stability:? ppm
Mode:AM / SSB / CW / FSK
Channels / memory management:
Repeater shift / offset:No
Power supply:13.8 VDC
Current drain / power consumption:RX: ? mA
TX: Max ? A
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):334*129*400 mm (13.2*15.1*15.8")
Weight:12.5 Kg (27.6 lb)
Other features: VOX. NB. Audio peak and notch. XTAL-calibrator.




RECEIVER SECTION
Receiver system: Triple conversion superheterodyne
1st IF: 8.98 MHz
2nd IF: 10.75 MHz
3rd IF: 8.98 MHz
Sensitivity: AM: 1 uV (10 dB S/N)
SSB/CW/FSK: 0.25 uV (10 dB S/N)
Selectivity: AM (With optional AM filter)
6 KHz (-6 dB)
12 KHz (-60 dB)
SSB
2.4 KHz (-6 dB)
4 KHz (-60 dB)
CW (With optional CW filter)
600 Hz (-6 dB)
1.2 KHz (-60 dB)
Image rejection:
AF output power / speaker:3 W at 10% distortion / 4 ohm
External speaker connector:4-16 ohm




TRANSMITTER SECTION
RF output power:

Pwr
AM:? W
SSB (PEP):? W
CW/FSK:? W
Modulation system:AM: Low power stage
SSB: Balanced modulator
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -50 dB
Microphone impedance / connector:500-600 ohm / 8-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 19xx-19xx (Discontinued)
Additional info:
Related documents:
Modifications and fixes:
Reviews:
Options / Accessories:
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