[Hammarlund] Super Pro 210-SX rides again

Kenneth G. Gordon kgordon2006 at verizon.net
Tue Apr 18 01:24:09 EDT 2006


> Mine's the SX model: 5 bands, starts at 1.25-2.5, 2.5-5.0, 5.0-10 etc.
> up to 40 mHz. The low band 1.25-2.5 acts like it wants to hear, and I
> hear what sounds like back ground noise but it goes down into the BCB
> and I have a 1 kw station less than a mile from here on 1310 and
> there's nothing from it.

Ah! That just about clinches it: I'll bet your HFO is not working on that 
band.

Let's see what cleaning the bandswitch does. If that doesn't fix it, I 
would start my trouble-shooting by hooking a scope to the HFO output 
to see what I got. If I had signal there, I would then try to determine its 
frequency.

Ken W7EKB


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