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Last modified 2023-09-17

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Yaesu FT-7B

A picture of Yaesu FT-7B


Type:Amateur HF transceiver
Frequency range: 10-80 m in eight bands
3.5-4.0 MHz (80 m)
7.0-7.5 MHz (40 m)
14.0-14.5 MHz (20 m)
21.0-21.5 MHz (15 m)
28.0-28.5 MHz (10 m A), optional
28.5-29.0 MHz (10 m B), standard
29.0-29.5 MHz (10 m C), optional
29.5-29.9 MHz (10 m D), optional
Tuning steps:Continuous
Frequency stability: Less than 300 Hz from cold start
Less than 100 Hz over a 30 minute period after warmup
Mode:AM / SSB / CW
Channels / memory management: 8 optional (1 per band)
XTAL controlled
Repeater shift / offset:No
Power supply:13.5 VDC 10% (6-pin Jones connector)
Current drain / power consumption:RX: 600 mA
TX: Max 10 A
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):230*80*320 mm (9.06*3.15*12.6")
Weight:5.5 Kg (12.13 lb)
Other features:NB. 100 KHz calibrator. Attenuator.

Receiver system: Single conversion superheterodyne
IF: 9 MHz
Sensitivity:0.25 uV (10 dB S/N)
Selectivity:2.4 KHz (-6 dB)
4 KHz (-60 dB)
Image rejection:10 m: >50 dB
15-80 m: >60 dB
AF output power / speaker:3 W at 10% distortion / 4 ohm
External speaker connector:3.5 mm, 4 ohm

RF output power:

Max pwr
AM:12 W
SSB (PEP):50 W
CW:50 W
Modulation system:
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -40 dB
Microphone impedance / connector:500 ohm / 4-pin (Metal locking ring connector)
Microphone input level:? mV

Manufactured:Japan, 1979-198x (Discontinued)
Additional info:
Related documents:User manual (4.9 MB)
Modifications and fixes:
Options / Accessories:
AC power supply. 13.8 VDC, 12 A. Built-in speaker
External frequency counter
Desk microphone
Hand microphone
Mobile mounting bracket
An inside picture of Yaesu FT-7B
A rear picture of Yaesu FT-7B