Thanks Rick.
On Tue, Oct 6, 2020 at 5:48 PM <Rick@dj0ip.de> wrote:
> It is at the bottom of this page:
> https://www.dj0ip.de/ten-tec-stuff/manuals/
>
>
> 73 - Rick, DJ0IP
> (Nr. Frankfurt, Germany)
> May the Sunspots be with Us!
>
> -----Original Message-----
> From: TenTec <tentec-bounces+rick=dj0ip.de@contesting.com> On Behalf Of
> Ken
> Brown
> Sent: 06 October 2020 21:40
> To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
> Subject: Re: [TenTec] Argosy 2
>
> Since I don't have a schematic for that radio to look at I'm not sure where
> T3 is. Input to final transistors or output? Even so, direct comparison on
> a
> wattmeter may be misleading. The impedance is different in various places
> in
> the PA circuit, only the input and output to the whole PA board can be
> assumed to be 50 Ohms. How about measuring voltage at those various points
> using either a HF AC Voltmeter (the kind with the detector diode right
> inside the probe) or an Oscilloscope with 10X probe?
>
> DE N6KB
>
> On Tue, Oct 6, 2020 at 9:21 AM ROLAND HOWELL via TenTec <
> tentec@contesting.com> wrote:
>
> >
> > Hi All
> > Update on the above radio, i attached a co-ax pigtail to the
> > collectors of the drive trannies, got 1.5 - 2 watts out at that point,
> > then fitted the pig tail to the base's of the power trannies, got just
> > milliwatts out, so then attached the pig tail's to output leads of the
> > T3, got just 0.5watts out of that transformer.
> >
> > So do those transformers go faulty?
> >
> > Any/all advice appreciated
> >
> > Thanks
> >
> > Snowy G0HZE
> > _______________________________________________
> > TenTec mailing list
> > TenTec@contesting.com
> > http://lists.contesting.com/mailman/listinfo/tentec
> >
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
>
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
>
_______________________________________________
TenTec mailing list
TenTec@contesting.com
http://lists.contesting.com/mailman/listinfo/tentec
|