| 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
|
|
