[Kenwood] TS-570D Tuning Problem

[Paul Manuel]

--- Joseph Gibson <kd5rcw at gmail.com> wrote:
> I just bought a TS-570 and have encountered a strange problem. The
> radio will tune up on any band, except 20 meters. When I attempt to
> tune up on 20 meters the screen blanks out and the HELLO message
> appears. I thought I had a power supply problem at first but when I
> switch bands everything works fine. Help please! Any suggestions or
> thought would be greatly appreciated.

Someone may have suggested this, but it sound to me like RF getting into
your power supply. Check your grounds, coil the power cords up to the
smallest possible sizes, disconnect everything from the power supply
except the rig and see what happens, for starters.
73,
Paul K4PDM

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