Is that tuned into a dummy load or an antenna of unknown impedance? If
the latter then its simple to juggle fixed padder values.
Im one who pays little attention to low band VSWR under about 5:1 with
dipoles in particular and adapt the amps to the antennas.
Carl
KM1H
----- Original Message -----
From: "Robert Morris" <robrk@nidhog.net>
Cc: <amps@contesting.com>
Sent: Wednesday, April 22, 2009 1:36 PM
Subject: Re: [Amps] SB-1000 tuning question
>
>> ----- Original Message -----
>> From: "Van K7VS" <wa7fab@cdsnet.net>
>> To: <amps@contesting.com>
>> Sent: Wednesday, April 22, 2009 11:42 AM
>> Subject: [Amps] SB-1000 tuning question
>>
>>
>>> Can anyone tell me why the SB-1000 does not follow the 80 meter band
>>> tuning
>>> range? Only band it is significantly off on. When resonance
>>> achieved on
>>> the 80/75 meter band the tuning knob is way off to the right of
>>> where the
>>> band range is marked off. I have tried several 3-500Z's and they
>>> all tune
>>> up in the same area. Other bands seem to be ok. Van, K7VS
>
> A very quick look at an AL80b schematic shows some padding caps being
> switched
> by the band switch. Can't take the time to trace, right now.
> Did you blow a cap or band switch?
>
> --
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