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help

  1. B

    400HD Mobile Amplifier Issue. Requesting experienced amplifier person to reply.

    Basic built 4x2SC2879 transistor mobile amp. Started having an issue with the amplifier. My SWR is normally 1.0 on channel 20, as well as 1 through 40, with just the radio on. With the amp on it raises to 1.4. My antenna and power setups are fine. I noticed recently if I keep the mic keyed up...
  2. C

    CB: Installed new antenna, now SWRs high on every channel

    Before judging for my actions, I just want to make it clear I am pretty oblivious to every aspect behind the science of radios. So here's my issue. I have a Midland mobile (magnetic) CB antenna that I use permanently on my truck because it works great with my Midland radio. Reason I have a CB...
  3. KyPoohCDX618

    Tower Installation

    No, sadly this isn't a thread about actually doing the installation. Yet. It is however a thread to Uh Invite anybody that would like to come and help do a tower install in Central Kentucky (about 12 miles north of Lexington). No I'm not looking for folks to help dig - there's power...
  4. Aydenrooster

    connex cx36hpf freqency conversion

    does anyone know how to convert a cx36hpf to 11 meters? swing kit mod?
  5. WINKDOGG

    Cobra 142 over volted on DC power and smoked :(

    I have a pretty sentimental 142 gtl that I pulled out to fire up . I had no empty AC plugs in reach at the bench so I hooked it to my 50A power supply and when adjusting the voltage (I run 14.5 normally on exports ) the pot was glitchy and I spiked it with probably 18-20 volts . Now I have no...