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Last modified 2023-09-17

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Yaesu FT-221

A picture of Yaesu FT-221

SPECIFICATIONS

GENERAL
Type:Amateur VHF transceiver
Frequency range: TX: 144-148 MHz
RX: 144-148 MHz

(The frequency range is divided into eight 500 KHz segments)
Tuning steps:Continuous
Frequency stability: Within 100 Hz during any 30 minute period after warmup.
Not more than 20 Hz with a 10% line voltage variation.
Mode:AM / FM / SSB / CW
Channels / memory management: 11 optional
XTAL controlled
Repeater shift / offset:600 KHz
Power supply:Mains: 100 / 110 / 117 / 200 / 220 / 234 VAC
or 12-14.5 VDC
Current drain / power consumption:RX: 600 mA @ 13.8 VDC (30 VA @ mains)
TX: Max 3 A @ 13.8 VDC (90 VA @ mains), at 10 W output
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):280*125*295 mm (11*4.9*11.6")
Weight:8.5 Kg (18.7 lb)
Other features: NB. VOX. Tone burst generator (1500-2000 Hz adjustable)
100 KHz marker generator.




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: AM: 1.0 uV (10 dB S/N)
FM: 0.75 uV (20 dB QS)
SSB/CW: 0.5 uV (10 dB S/N)
Selectivity: AM/SSB/CW
2.4 KHz (-6 dB)
4.1 KHz (-60 dB)
FM
12 KHz (-6 dB)
24 KHz (-60 dB)
Image rejection:60 dB
AF output power / speaker:2 W at 10% distortion / 4 ohm
External speaker connector:3.5 mm, 4 ohm




TRANSMITTER SECTION
RF output power:

Max pwr
AM:2.5 W
FM:14 W
SSB (PEP):12 W
CW:14 W
Modulation system:
Max FM deviation (Factory set):5 KHz
Spurious emissions:Better than -60 dB
Microphone impedance / connector:500-600 ohm / 4-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1975-1976 (Discontinued)
Additional info:There are three versions of the FT-221, referred to as "Early", "Mid" and "Late".
Related documents:Service manual (26 MB)
Modifications and fixes:
Reviews:
Options / Accessories:
YC-221 Digital frequency display/counter