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Last modified 2015-15-10

Sommerkamp FT-220

A picture of Sommerkamp FT-220

SPECIFICATIONS

GENERAL
Type:Amateur VHF transceiver
Frequency range:144-146 MHz in four 500 KHz segments
Tuning steps:Continuous
Mode:FM/SSB/CW
Channels/memory management:4*4 XTAL-controlled
Repeater shift/offset:-600 KHz
Power supply:12-14.5 VDC or mains: 100/110/117/200/220/234 VAC
Current drain/power consumption:RX: 0.6 A (DC), 30 VA (AC)
TX: Max 3 A (DC), Max 90 VA (AC)
Antenna impedance/connector:50-75 ohms / SO-239
Dimensions (W*H*D):280*125*295 mm (11*4.92*11.6")
Weight:8.5 Kg (18.74 lbs)
Other features:VOX, NB, 100 KHz calibrator,
Repeater tone burst 1300-3000 Hz adjustable




RECEIVER SECTION
Receiver system:Single conversion superheterodyne (SSB/CW)
IF: 10.7 MHz
Double conversion superheterodyne (FM)
1st IF: 10.7 MHz
2nd IF: 455 KHz
Sensitivity:FM: -4 dBV (20 dB QS)
SSB/CW: 0.5 uV (10 dB S/N)
Selectivity:FM: 15 KHz (-6 dB), 25 KHz (-60 dB)
SSB/CW: 2.4 KHz (-6 dB), 4.1 KHz (-60 dB)
Image rejection:60 dB
AF output power/speaker:2 W at 10% distortion / 4 ohms
External speaker connector:




TRANSMITTER SECTION
RF output power: FM/CW: 10 W
SSB: Max 10 W (PEP)
Modulation system:FM: Variable reactance
Max FM deviation:Max 6 KHz
Spurious emissions:Less than -60 dB
Microphone impedance/connector:500-600 ohms / 4-pin




MISCELLANEOUS
Manufactured:Japan, 1974-197x (Discontinued)
Additional info:
Related documents:Schematic (1.1 MB)
Modifications:
Options/Accessories:
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