X-Message-Number: 7591
From:  (Randy)
Subject: Re: slow-motion detector
Date: Wed, 29 Jan 1997 16:57:54 GMT

>To complete the system I need a 12 V DC powersupply of about  .75 A =
capabilty >(assuming 6 or more detectors at ~ 40 mA each and reasonable =
wire resistance --easy >stuff: $15 at WalMart) and a 2 contact normally =
open relay to close a contact on circuit >conduction (easy).

Ooops. Correction: with the proposed series loop, the amperages would
not be additive; if a parallel loops system is needed (with the other
kind of contacts), then amps would be additive.

Randy               =20
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