[NJARC] "Selective" shadow meter...
sgt88 at atlanticbb.net
sgt88 at atlanticbb.net
Fri Jul 12 15:55:36 EDT 2013
Thanks to Mr. Amici for pointing out my ( grevious ) 'undersight'...not
checking the tube voltages...
I didn't think I had to do it as the radio is - basically - working....I was
100% WRONG!
Right off...No cathode voltage on the RF tube!!...and...found there NO
cathode resistor/capacitor!!!!..pin was grounded...
Short story...the previous novice must not have had a schematic...wrong
wiring AND missing vital components....
Set is starting to work better...more shadows...better signals...need to
make up a non-metallic hexagonal nut turning for peaking those cans...
Amazing!!! how the radio 'worked' with all that SNAFU...
Thanks all - again,
Steve T.
On Fri, 12 Jul 2013 12:43:45 -0700 (PDT)
Pete O <stateasylum at yahoo.com> wrote:
> The shadow meter should indicate something for most of the stations on the broadcast band; whatever action you get on the SW bands is gravy.
>
> It sounds like you've got some alignment to do in your antennna and IF stages or your antenna is way too short (or disconnected).
>
> Pete O
>
>
> ________________________________
> From: "sgt88 at atlanticbb.net" <sgt88 at atlanticbb.net>
> To: njarc at mailman.qth.net
> Sent: Friday, July 12, 2013 7:31 AM
> Subject: [NJARC] "Selective" shadow meter...
>
>
> Just remember
> Reply = Poster
> Reply All = Everyone
>
> _________________________________________________________
> ...in my Philco 116X...it works fine on two local AM stations...only...got
> weak stations across the AM band...but would not expect much movement on
> them.
>
> I get no 'satisfaction'...shadow movement...anyplace else = shortwave
> stations.
>
> Everything I've read has to do with trouble-shooting a non-working
> unit...not one that is 'selective' like this one.
>
> Suggestions welcome,
> Steve T.
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