----- Original Message -----=20
From: "Peter L. Peres" <plp@ACTCOM.CO.IL>
To: <PICLIST@MITVMA.MIT.EDU>
Sent: Saturday, November 02, 2002 10:03 AM
Subject: Re: [EE]: Norp12

Hello!

No, I don=B4t trying in lab. I=B4m testing outdoors
and the relay vibrating when it has to turn off
in the twilight and turn on the lamp!
To place a 1 uF cap between collector
and base don=B4t works at all !

Regards
=C5keN

> 1. You are trying it in a lab and you have fluorescent lights on
> 2. The 12V power supply is weak and drops when the relay pulls in
>=20
> In both cases adding a 1uF capacitor between base and collector should
> help.
>=20
> Peter
>=20
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> http://www.piclist.com hint: To leave the PICList
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>=20
>=20

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