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RE: Smartlinc Probe Monitor Project
- To: <ukha_d@xxxxxxx>
- Subject: RE: Smartlinc Probe Monitor Project
- From: "Steve Morgan" <steve@xxxxxxx>
- Date: Sat, 26 Jul 2003 18:42:03 +0100
- Mailing-list: list ukha_d@xxxxxxx; contact
ukha_d-owner@xxxxxxx
- Reply-to: ukha_d@xxxxxxx
That's excellent news, Frank.
Let me know what the transistor is, if that turns out to be the only
problem, and I'll see about repairing mine.
Cheers,
Steve
> -----Original Message-----
> From: Frank Mc Alinden [mailto:fmcalind@xxxxxxx]
> Sent: 26 July 2003 11:54
> To: ukha_d@xxxxxxx
> Subject: Re: [ukha_d] Smartlinc Probe Monitor Project
>
>
> Hi Steve
> Decide to try a little surgery on one of the
> probe links to see if i could bring it back to life.. Opened
> it up and on the pcb was an ic LM567 ,some caps and resistors
> and a transistor,all surface mount of course....Suspected the
> ic so bought some dil versions and replaced using wire links
> ... still didnt work so tried the transistor using a npn bc
> 547...still no joy...tried a pnp transistor bc 559 and it
> WORKED...although the off delay is about 20 seconds..if i can
> source the proper transistor it should be back in
> action..Will have a go at the other one tomorrow just
> replacing the transistor and see what happens.....So if one
> pops most likely the output transistor......
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