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Last modified 2023-09-17

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Yaesu FT-620

A picture of Yaesu FT-620

SPECIFICATIONS

GENERAL
Type:Amateur VHF transceiver
Frequency range: 50-54 MHz (6 m) in 8 bands
50.0-50.5 MHz
50.5-51.0 MHz
51.0-51.5 MHz
51.5-52.0 MHz
52.0-52.5 MHz
52.5-53.0 MHz
53.0-53.5 MHz
53.5-54.0 MHz
Tuning steps:Continuous
Frequency stability:? ppm
Mode:M / SSB / CW
Channels / memory management: 4 optional
XTAL controlled
Repeater shift / offset:No
Power supply:Mains: 100 / 110 / 117 / 200 / 220 / 234 VAC
or 12.5-14 VDC
The AC/DC socket is a 4-pin metal locking ring connector(!)
Current drain / power consumption:RX: 300 mA (DC) or 16 VA (Mains)
TX: 2 A (DC) or 60 VA (Mains)
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):280*125*295 mm (11*4.92*11.61")
Weight:8 Kg (17.64 lb)
Other features:NB.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 14-14.5 MHz
2nd IF: 9 MHz
Sensitivity: AM: <1 uV (10 dB S+N/N)
SSB/CW: 0.5 uV (10 dB S+N/N)
Selectivity: AM (With optional AM filter)
6 KHz (-6 dB)
10 KHz (-60 dB)
SSB/CW
2.5 KHz (-6 dB)
4.1 KHz (-60 dB)
Image rejection:60 dB
AF output power / speaker:2 W at 10% distortion / 4 ohm
External speaker connector:




TRANSMITTER SECTION
RF output power:

Max pwr
AM:~4 W (8 W input)   
SSB (PEP):~10 W (20 W input)
CW:~10 W (20 W input)
Modulation system:
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -60 dB
Microphone impedance / connector:10 Kohm / 6-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1972-1975 (Discontinued)
Additional info:
Related documents:User manual (10.6 MB)
Modifications and fixes:
Reviews:
Options / Accessories:
VC-75
XF-90B
YM-86
?
External mic compressor and VOX unit
AM crystal filter. 6 KHz (-6 dB)
Hand microphone. Hi-Z
100 KHz marker oscillator