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M1BYT > TECH 21.09.03 14:47l 39 Lines 1474 Bytes #999 (0) @ WW
BID : D61883M1BYT
Read: DB0FHN GUEST OE7FMI
Subj: Re: Pwer Supply Fan Mod
Path: DB0FHN<DB0RGB<OK0PPL<DB0RES<ON0AR<7M3TJZ<E21CJN<GB7FCR
Sent: 030921/1204Z @:GB7FCR.#16.GBR.EU #:15874 [Blackpool] FBB-7.03a $:D61883M1
From: M1BYT@GB7FCR.#16.GBR.EU
To : TECH@WW
VK2AAB Opined with considerable skill:-
> I found it !
>
> While at the WIA at parramatta I searched through the magazines in the
> library and found the article. It was in January 2000 Radio & Communications
> magazine. (the VK magazine of that name) It was written by Phil VK6APH.
>
> It uses an LM35 DZ as a temperature sensor, an LM311 opamp and a IRF510 or is
> it 1RF510 transistor to drive the fan.
Hi Barry,
I would be interested in seeing a copy of that article. From the
components used, it sounds as if they might of made the fan speed
variable, dependent upon the amount of cooling needed.
Any chance you might be able to scan it and email it to me?
ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»
º 73 from Harry, M1BYT @ GB7FCR.#16.GBR.EU º
ÌÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ͹
º International Museums Weekend 19th+20th June 2004 º
º www.ukradioamateur.org/imw/index.html º
ÌÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ͹
º The ARC's FL/RAE courses + Newcomers Intro to º
º to amateur radio:- http://www.ukradioamateur.org/ º
ÌÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍËÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ͹
º QTH: Garforth, W. Yorks.. º Timed 12:01 º
º harry.m1byt@tiscali.co.uk º 21 Sep 2003 º
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