VHF All-Mode

Yaesu FT-220

144 MHz SSB, CW, and FM transceiver introduced February 1974 — sold in Europe by Sommerkamp and in Australia as the Yaesu FT-220. Rare in the United States.

Feb. 1974 144–146 MHz 10 W PEP
Fox Tango International
FT-220 — February 1974
FT-220 — February 1974
All-mode operation
All-mode operation
TypeAmateur VHF transceiver
Frequency range144–146 MHz in four ranges
ModeSSB, CW & FM (A3J, A3, F3)
RF power outputSSB 10 W PEP; CW/FM 10 W
SensitivityBetter than 0.5 μV / 10 dB
Voltage13.8 VDC; mains 100–235 VAC
Current drainRX: 600 mA; TX: max 3 A
Impedance50 Ω
Dimensions (W×H×D)280 × 125 × 295 mm (11 × 4.9 × 11.6 in)
Weight8.5 kg (299.8 oz)
ManufacturedCirc. 1974
OtherAudio 2 W @ 4 Ω

Markets & History

Introduced February 1974

The FT-220 144 MHz transceiver was introduced in February 1974. It was sold in Europe by Sommerkamp distributors and in Australia as the Yaesu FT-220. Few examples reached the United States.

Seldom-seen FT-220 & FT-620 combination Side-by-side look at both rigs

Exterior Photos

Courtesy of Kay Groß DL5OAQ
Front panel
Front panel
Rear panel
Rear panel
Front view
Front view
Technical data
Technical data

Photos courtesy of Kay Groß DL5OAQ.

Inside the Rig

Module-by-module tour
Front view
Front view
Top inside right — carrier oscillator and mic amp
Top inside right — carrier oscillator and mic amp
Modified preamp installed instead of Yaesu noise blanker board
Modified preamp installed instead of Yaesu noise blanker board
Bottom transmit mixer; RF mix unit above premix unit
Bottom transmit mixer; RF mix unit above premix unit
Bottom view — SSB IF unit on top, FM IF unit below
Bottom view — SSB IF unit on top, FM IF unit below
VFO unit; local unit below
VFO unit; local unit below
Regulated PSU (similar to FT-620B); VOX unit above
Regulated PSU (similar to FT-620B); VOX unit above
IF / SSB and FM unit — closer view
IF / SSB and FM unit — closer view
IF and VFO band-pass filter unit
IF and VFO band-pass filter unit
Rear panel — modified power supply (non-factory semiconductor on heat sink)
Rear panel — modified power supply (non-factory semiconductor on heat sink)
Far right — RF amplifier unit
Far right — RF amplifier unit
Behind the dial — view from rear toward front
Behind the dial — view from rear toward front
TX mixer amp — center
TX mixer amp — center

Schematic & Block Diagram

Click thumbnails for full size
FT-220 schematic
FT-220 schematic
Block diagram
Block diagram

Instruction Manual

Free download from Fox Tango files
Download FT-220 instruction manual (ZIP) Base transceiver instruction — requires ZIP reader

Carol L. Maher W4CLM — Administrator, Fox Tango International

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Specifications

Type
VHF all-mode transceiver
Frequency
144–146 MHz (4 ranges)
Mode
SSB / CW / FM
Power
10 W PEP (SSB); 10 W (CW/FM)
Sensitivity
< 0.5 μV (10 dB S/N)
Voltage
13.8 VDC or 100–235 VAC
Current
RX 600 mA / TX 3 A max
Dimensions
280 × 125 × 295 mm
Weight
8.5 kg
Introduced
February 1974
Audio
2 W @ 4 Ω

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