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Last modified 2023-09-16

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Yaesu FT-790R

A picture of Yaesu FT-790R

SPECIFICATIONS

GENERAL
Type:Amateur UHF transceiver
Frequency range: All versions
TX: 430-440 MHz
RX: 430-440 MHz
Tuning steps: FM: 10 / 100 KHz or 25 / 100 KHz (Depending on market)
SSB: 100 Hz / 1 KHz (All versions)
Frequency stability:±? ppm
Mode:FM / SSB / CW
Channels / memory management: 10 regular
RAM storage with lithium battery backup
Repeater shift / offset: Europe
±1.6 or 7.6 MHz
USA and Japan
±5 MHz
Power supply:9.6-12 VDC (Eight LR14 / C batteries)
or 8-15 VDC external (Barrel connector, center negative)
Current drain / power consumption:RX: Max 100 mA
TX: Max 750 mA
Antenna impedance / connector:50 ohm / BNC
Dimensions (W*H*D):150*58*195 mm (5.91*2.28*7.68")
Weight:1.3 Kg (2.87 lb), without batteries
Other features:NB. 1750 Hz repeater tone (Europe). Backlit display.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne (SSB/CW)
1st IF: 67.3 MHz
2nd IF: 10.7 MHz
Triple conversion superheterodyne (FM)
1st IF: 67.3 MHz
2nd IF: 10.7 MHz
3rd IF: 455 KHz
Sensitivity: FM: 0.25 uV (12 dB SINAD)
SSB/CW: 0.16 uV (10 dB S/N)
Selectivity: FM
12 KHz (-6 dB)
25 KHz (-60 dB)
SSB/CW
2.4 KHz (-6 dB)
4.1 KHz (-60 dB)
Image rejection:60 dB
AF output power / speaker:1 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm, 8 ohm




TRANSMITTER SECTION
RF output power:

HighLow
FM:1 W200 mW
SSB (PEP):1 W200 mW
CW:1 W200 mW
Modulation system:
Max FM deviation (Factory set):±5 KHz
Spurious emissions:Better than -50 dB
Microphone impedance / connector:600 ohm / 7-pin (Metal locking ring connector)
Microphone input level:25 mV @ 1 KHz for ±4.5 KHz deviation




MISCELLANEOUS
Manufactured:Japan, 198x-198x (Discontinued)
Additional info:
Related documents:User manual (5.8 MB)
Modifications and fixes:
Reviews:
Options / Accessories:
CSC-1
CSC-1A
FL-7010
MMB-11
NC-11B
NC-11C
YM-47
YM-49
YM-50
Vinyl carrying case
Vinyl carrying case
Linear amplifier. 10 W
Mobile mounting bracket
NiCd charger (117 VAC)
NiCd charger (220-234 VAC)
Dynamic hand microphone
Speaker-microphone
Hand microphone with DTMF keypad
A rear picture of Yaesu FT-790R