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Last modified 2023-03-21

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FDK Multi-750XX (Fukuyama Denki Kogyo)

A picture of FDK Multi-750XX (Fukuyama Denki Kogyo)

SPECIFICATIONS

GENERAL
Type:Amateur VHF transceiver
Frequency range: Europe
TX: 144-146 MHz
RX: 144-146 MHz
USA
TX: 144-148 MHz
RX: 144-148 MHz
Tuning steps:100 Hz, 5 KHz
Frequency stability:Less than 500 Hz after 30 minutes warmup
Less than 200 Hz after 1 hour warmup
Mode:FM / SSB / CW
Channels / memory management:None
Repeater shift / offset:±600 KHz
Power supply:11-15 VDC (2-pin connector)
Current drain / power consumption:RX: 400-800 mA
TX: 2 to 5 A
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):162*62*260 mm (6.38*2.44*10.24")
Weight:2.6 Kg (5.73 lb)
Other features:1750 Hz tone call (Europe only).




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: FM: -4dBu (20 dB noise quieting)
SSB/CW: -8dBu (10 dB S/N)
Selectivity: FM: 15 KHz (-6 dB), 25 KHz (-70 dB)
SSB/CW: 2.2 KHz (-6 dB), 6 KHz (-60 dB)
Image rejection:
AF output power / speaker:1.2 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm




TRANSMITTER SECTION
RF output power:

HighLow
2 m:20 W1 W
Modulation system:FM: Reactance
SSB: Balanced
Max FM deviation (Factory set):±5 KHz
Spurious emissions:Better than -60 dB
Microphone impedance / connector:500-600 ohm / 6-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1983-198x (Discontinued)
Additional info:New price, march 1984 in the UK: £329.00
Related documents:User manual (1.8 MB)
Modifications and fixes:
Reviews:
Options / Accessories:
Expander 430X 70 cm/10 W transverter unit