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Last modified 2016-10-03


A picture of MFJ-939
Type:Antenna tuner
Frequency range:1.8-30 MHz continuous
Voltage:12-15 VDC
Current drain:Max 750 mA
Max feed through RF power:200 W
Dimensions (W*H*D):165*54*210 mm (6.5*2.13*8.27")
Weight:1.04 Kg (2.3 lbs)
Other:Tuning speed max 15 seconds, usually less than 5 seconds
Matching range: 6-1600 ohms
Interface for compatible radios (see the user manual)
Related documents:User manual (798 KB)
A rear picture of MFJ-939