

| Subject: | Re: A nagging question |
| From: | Aristotle Sagan |
| Date: | Fri, 20 Dec 2002 08:49:31 -0800 |
Occasionally, you run across someone who knows that vital little piece of useless flotsam that you wish you knew. David, you're the MAN. tim in san jose > >At 11:31 PM 12/19/2002, Bill N wrote: >>This lettering system implies the existence of size A and size B >>batteries. Why have I never seen one of those? I was just wondering... > >Dunno if there are/were such -- maybe not because in old tube circuits an A >battery was for filaments (low voltage high current), B for plate circuits >(high voltage) and C for grid circuits (medium high, low current) > >david > >-- >David Beierl - Providence RI USA -- http://pws.prserv.net/synergy/Vanagon/ >'84 Westy "Dutiful Passage" >'85 GL "Poor Relation" _________________________________________________________________ MSN 8: advanced junk mail protection and 3 months FREE*. http://join.msn.com/?page=features/junkmail&xAPID=42&PS=47575&PI=7324&DI=7474&SU= http://www.hotmail.msn.com/cgi-bin/getmsg&HL=1216hotmailtaglines_advancedjmf_3mf
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