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  • Users: TwstLok
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  1. TwstLok

    Need some coil advice

    Hi all. I'm looking to tinker with coils for use with vertical antennas in the ham radio HF spectrum. I currently have a Butternut HF6V vertical that uses coils for changing resonant frequencies on the various bands. These coils are 1/4"O.D. aluminum tubing. I purchased a roll of this stuff in...
  2. TwstLok

    Brushes throwing excessive sparks

    Hello all. Amongst many other duties, I'm responsible for repairing all power tools for our company. I basically learned by cracking them open and using my head. THis has worked well for several years...until recently. After working on a Milwaukee portable bandsaw, I fired it up to test it. I...

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