[Hallicrafters] SX-28 mod

[Dennis]

There was an old service mod to bypass the Lamb noise blanker with a series noise limiter as I recall.  Maybe someone can digup the service note for you.

73's, Dennis, k0eoo


---- David <mysuccess at ididit82.com> wrote: 
> I am presently restoring a quite old SX-28 (notA). It is in pretty good
> shape in view of its age.
> It has one mod as far as I can see. Just behind the AVC ON-OFF switch
> is a 6AL5 tube with some associated parts. Does anyone know what this
> mod was and where it was described? Saome sort of product detector
> perhaps?
> Dave  KI6QE
> 
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