[ICOM] UHF Power Module Repaired...Thanks!
Robin Midgett
K4IDC at Comcast.net
Sun Oct 8 16:53:38 EDT 2006
Hi,
A couple of weeks ago I posted to the list requesting a used SC-1054
or M57788 UHF power amplifier module. The symptom was very low output
in Tx power from the radio.
A couple of kind folks responded, suggesting I pry the cover off the
one I have and look for broken traces on the substrate. I figured I
had nothing to loose and only ~$80.00 to save, so I did.
Upon removing the lid of the module, I found that three of the five
leads which provide connections to the module from the rest of the
radio were pulled away from their solder pads. Using a sharp razor
blade to cut away the sealant goop around the solder pads, and a
large tip soldering iron, I was able to re-solder the leads to the
pads on the substrate. The radio now makes the 30 watts it is
supposed to. Thank you for the constructive advice!
Thanks,
Robin Midgett K4IDC
615-322-5836 office - rolls to pager
615-301-1642 home
K4IDC at comcast.net
robin.midgett at vanderbilt.edu
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