[minima] Re: Anything special about T3's capacitor to ground?
- From: Mvs Sarma <mvssarma@xxxxxxxxx>
- To: minima@xxxxxxxxxxxxx
- Date: Tue, 25 Feb 2014 10:20:33 +0530
try uploading another photos of solder side. check for any solder bridging
while cap is in place.
please try replacing the capacitor. you might try 0.01uFinstead of 0.1
for a while
.
On Tue, Feb 25, 2014 at 2:37 AM, <jerry@xxxxxxxxxxxxxxxx> wrote:
> Yes, I do. You can check by testing for continunity between the
> different legs. Neither diode goes directly to the pad where the cap
> connects. Both go through the transformer first. It's hard for me to
> tell from your drawing, but it just looks wrong to me. Jerry
>
> K5LRU
> Harwood, Texas
>
> > -------- Original Message --------
> > Subject: [minima] Re: Anything special about T3's capacitor to ground?
> > From: Thomas Sarlandie <thomas@xxxxxxxxxxxxx>
> > Date: Mon, February 24, 2014 11:16 am
> > To: "minima@xxxxxxxxxxxxx" <minima@xxxxxxxxxxxxx>
> >
> >
> > Jerry: Thank you. I believe that is what I have on the picture I sent
> > yesterday (I drew the three wires blue / red / green). Did you think I
> got
> > them mixed up?
> >
> >
> > On Mon, Feb 24, 2014 at 4:02 AM, <jerry@xxxxxxxxxxxxxxxx> wrote:
> >
> > > Thomas, try and visualize the transformer like this: Say your three
> > > wires are green , red, and brown. After you wind the transformer you
> > > will have three wires on each side of each color, one side is the top,
> > > the other the bottom. The green top goes to the BFO the green bottom
> > > goes to ground. The red top is connected to the brown bottom brown and
> > > then to the .1 cap. The top brown is connected to the top diode and
> the
> > > red bottom is connected to the bottom diode. Jerry
> > >
> > > K5LRU
> > > Harwood, Texas
> > >
> > > > -------- Original Message --------
> > > > Subject: [minima] Re: Anything special about T3's capacitor to
> ground?
> > > > From: Thomas Sarlandie <thomas@xxxxxxxxxxxxx>
> > > > Date: Mon, February 24, 2014 1:59 am
> > > > To: "minima@xxxxxxxxxxxxx" <minima@xxxxxxxxxxxxx>
> > > >
> > > >
> > > > Raj: Yes I have all the dots on the same side. I have checked several
> > > times
> > > > now. Unless I am really reading something backwards I think I have
> that
> > > > covered.
> > > >
> > > > Farhan: I don't but I will look into that. Would a ne602 work too?
> > > >
> > > > It's really raging to see my 4KhZ signal get out of the mixer but
> not be
> > > > able to tame it into the audio pre-amp because the output impedance
> is so
> > > > high. What could explain this? I will take any theory ;)
> > > >
> > > > 73,
> > > > thomas
> > > >
> > > >
> > > > On Sun, Feb 23, 2014 at 11:07 PM, <farhanbox@xxxxxxxxx> wrote:
> > > >
> > > > > Thomas, if you have an ade-1, just drop it into the circuit.
> > > > > - f
> > > > > Sent from BlackBerry® on Airtel
> > > > >
> > > > > -----Original Message-----
> > > > > From: Raj <vu2zap@xxxxxxxxx>
> > > > > Sender: minima-bounce@xxxxxxxxxxxxx
> > > > > Date: Mon, 24 Feb 2014 12:29:53
> > > > > To: <minima@xxxxxxxxxxxxx>
> > > > > Reply-To: minima@xxxxxxxxxxxxx
> > > > > Subject: [minima] Re: Anything special about T3's capacitor to
> > > > > ground?
> > > > >
> > > > > Thomas, please check all three DOTS are from the same end of the
> > > > > transformer.
> > > > > Most important that same winding start and end is correct.
> > > > >
> > > > > At 24-02-2014, you wrote:
> > > > > >Thanks Mark. That's how I have been doing it. I was not sure
> because
> > > T1 &
> > > > > T2 do not have those dots. Is it because phasing is not important
> on
> > > them?
> > > > > >
> > > > > >I have just rewound a new T3 using a new roll of #32 AWG wire on
> a new
> > > > > FT37-43. I get the exact same problem. So here is a picture of
> what I
> > > am
> > > > > doing with some labels as to where the wires go. I hope I am doing
> > > > > something very stupid and someone will be able to point it out:
> > > > >
> > > > >
> > > > >
> > >
> > >
>
>
--
Regards
Sarma
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