The 238 originally came with one (possibly two) 1000pf (.001) 1 KV
capacitor(s) (mica or ceramic) which could be added where you now have a
wire. If you are not using the external capacitor, there should be no
This extra capacitance is typically not required except for matching
a difficult (low impedance) antenna system on 160 meters.
Jeff Davis wrote:
> I picked up a 238 tuner at a hamfest this weekend. It did not have the
> external (extra) capcitor with it. There is a wire installed between the
> ground terminal and the external capacitor connector on the back. Without
> the manual I have no idea if this should be there or not? Can anyone advise?
> I will order a manual and the missing parts but just wondering if this
> 73 de Jeff, N9AVG
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