The 100 ohm resistor and the .1 microfarad capacitor provides transient protectin. If more is needed it can be added easily. 74C73 ICs are cheap as dirt.. Experamenting would cost less than the cost of 1 relay.
Eric Thompson S/V Procrastinator South San Francisco [EMAIL PROTECTED] ----- Original Message ----- From: "Ken James" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Tuesday, July 29, 2008 8:25 PM Subject: Re: [Liveaboard] Latching relay control > Believe it or not, I have found that even ICs > rated at 20V will not last reliably on boats > without transient and surge protection. > -Ken > > > _______________________________________________ > Liveaboard mailing list > [email protected] > To adjust your membership settings over the web > http://www.liveaboardnow.org/mailman/listinfo/liveaboard > To subscribe send an email to [EMAIL PROTECTED] > > To unsubscribe send an email to [EMAIL PROTECTED] > The archives are at http://www.liveaboardnow.org/pipermail/liveaboard/ > > To search the archives > http://www.mail-archive.com/[email protected] > > The Mailman Users Guide can be found here > http://www.gnu.org/software/mailman/mailman-member/index.html _______________________________________________ Liveaboard mailing list [email protected] To adjust your membership settings over the web http://www.liveaboardnow.org/mailman/listinfo/liveaboard To subscribe send an email to [EMAIL PROTECTED] To unsubscribe send an email to [EMAIL PROTECTED] The archives are at http://www.liveaboardnow.org/pipermail/liveaboard/ To search the archives http://www.mail-archive.com/[email protected] The Mailman Users Guide can be found here http://www.gnu.org/software/mailman/mailman-member/index.html
