Re: Tixie problems

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From: Trevor Jacobs (fxtech@earthlink.net)
Date: Sun Sep 17 2000 - 00:29:58 EDT


Hi again Gwen,
    Check out these web pages:
http://www.qsl.net/wa4chq - Neil's cool web page! Lots of good ideas!
http://www.qsl.net/we6w/text/pixie.html - This one has the W1FB mods. A
really good source of info on the Pixie

Good luck on your project!

73
Trev
KG6CYN

----- Original Message -----
From: Gwendolyn <wendy_lyn@unforgettable.com>
To: Low Power Amateur Radio Discussion <qrp-l@Lehigh.EDU>
Sent: Saturday, September 16, 2000 8:26 PM
Subject: Tixie problems

> Hi, all.
>
> This is my intro to the list as well as a plea for help.
>
> I'm Gwen, KB3DVJ, located in Pennsylvania near Philadelphia. I just
> started playing with QRP, and built the Tixie variant on the Pixie 2
> transceiver. The "standard" schematic and parts list makes an 80m
> rig, and I have assembled everything EXCEPT the TiCK chip, which
> hasn't arrived yet.
>
> Thing is, I just HAD to try it...without the TiCK, it should just
> receive, right?
>
> Well, it receives. I get a very faint CW signal and a LOT of
> broadcast AM. :( So I built an aluminum box for it. No change in
> the BC signal. :(
>
> Also, it seems to be radiating very heavily on 80m, even without
> being keyed. Here's where I'm wondering if the lack of a TiCK is
> holding a transistor high or something and causing it to radiate? If
> I connect the TiCK socket's keyline to ground, I get a stronger
> signal on 80m, but it never really goes away.
>
> I already found one capacitor with a bad solder joint, which was
> causing the thing to thump instead of oscillate, but that doesn't
> seem to affect this radiating problem.
>
> So...any ideas? How do I kill the BC interference, and is the lack
> of a TiCK in the circuit making it go to a low-level transmit or
> something?
>
> 73,
> Gwen
> -- Gwendolyn, wendy_lyn@unforgettable.com on 09/16/2000
>
>


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