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ANTETUNE - FS: JOHNSON KW MATCHBOX, Modified 160-10 FS/Trade: JOHNSON KW MATCHBOX, Modified for 160-10M. Trade for: KENWOOD TS-430S EFJ KW MATCHBOX: THE BEST HF TUNER EVER MADE FOR LADDER LINE !!    LINK COUPLED, SIMPLE & RUGGED. MODIFICATION MAKES THEM SUPERIOR TO STOCK UNITS. THIS ONE IS MODIFIED TO A Z-MATCH 160-10M TUNER. I USE JOHNSON MATCHBOXES & LADDER LINE EXCLUSIVELY HERE. This KW Matchbox is upgraded, and modified to cover all HF bands 160-10M. AND, RATED at 5KW PEP!! Very simple operation. ONLY ONE TUNE KNOB, tune to max! -Select Band: 160, 80, 40, 20 or 15-10 M. -Connect Xmtr or Amp to input: w/50 ohm coax(PL-259 to SO-239). -Output Terminals FOR LADDER LINE, UP TO ANT FEED POINT. -Use an AM/CW carrier for tune up. -Adjust TUNE KNOB for maximum output using inline WATTMETER or SWR/Field Strength Meter at ladder line. -Tune for MAX RF deflection: the PERFECT operational SWR setting. ALL components in this Johnson Kilowatt Matchbox are RATED at 5K PEP. THIS TUNER WILL NOT ARC OVER! YOU WON'T BE DISAPPOINTED! tnx & 73, Listing #1740695 by KF4TXQ Submitted on 08/23/25 Submitted from syn-075-139-042-006.res.spectrum.com Click to Contact Back to Previous Page

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