I use Marquardt switches, model 1040.0114 at 0,12 Euro
http://www.eas-y.de/scripts/upk/upkweb.dll/eas/start2?tranid=302423902
Factory homepage:
http://www.marquardt.de
The vane made of thin sheet metal I solder to the end of the lever (hard wire).
The "Rotron Airflow Switch" is the origin of that idea,
The one by Kooltronic looks similar.
73
Peter
-----Original Message-----
From: amps-bounces@contesting.com [mailto:amps-bounces@contesting.com] On
Behalf Of Peter Chadwick
Sent: Dienstag, 10. April 2007 22:05
To: amps@contesting.com
Subject: Re: [Amps] 8877 blower requirement...TXN ! Now..Airflow sensing ?
Peter said:
>The switches are activated already with a small blow from ones lips.<
Do you have a manufacturer and part number? I've never found any that
sensitive. What's the price?
My LED, 74123 and fan costs well under 1â.................
73
Peter G3RZP
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