Those big cells were also used for starting model airplane engines. I never did the model airplane thing but my best boyhood friend, Carl, did.
Regards. Max. K 4 O D S. Email: [EMAIL PROTECTED] Transistor site http://www.funwithtransistors.net Vacuum tube site: http://www.funwithtubes.net Music site: http://www.maxsmusicplace.com To subscribe to the fun with tubes group send an email to, [EMAIL PROTECTED] ----- Original Message ----- From: "Tom Fowle" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Saturday, June 30, 2007 9:46 AM Subject: Re: [BlindHandyMan] How Batteries are Made > Max and all, > surprisingly zink carbon cells are still around they're sold as > "heavy duty" 9 volt batteries for sure, I've seen some smoke > alarms which call for them, forgotten why. > > Of course in the old days, when vaccuum tube portable receivers > were about, they had zink carbon packs of seriesed cells that > went up to 90 or even 120 volts I believe. Not sure what the > individual cells in those packs looked like, but i do remember > 22.5 volt packs that were the cross section of a 9 volt but about > twice as long and had a connector on either end. They were made > up of little flat cells as some 9 volt packs still are. > > These were called B batteries as they supplied the high > voltages or B plus for tube rigs. That's why we have A and C > but not B cells today. > > > Havn't seen one of those 'telephone' cells in years, and they had > such neat screw terminals on top, were fun for messing around. > > tom > > > Net-Tamer V 1.13 Beta - Registered > > > To listen to the show archives go to link > http://acbradio.org/handyman.html > or > ftp://ftp.acbradio.org/acbradio-archives/handyman/ > > The Pod Cast address for the Blind Handy Man Show is. > http://www.acbradio.org/news/xml/podcast.php?pgm=saturday > > Visit the archives page at the following address > http://www.mail-archive.com/[email protected]/ > > Visit The Blind Handy Man Files Page To Review Contributions From Various > List Members At The Following address: > http://www.jaws-users.com/handyman/ > > If you would like to join the Blind Computing list, then visit the > following address for more information: > http://jaws-users.com/mailman/listinfo/blind-computing_jaws-users.com > > For a complete list of email commands pertaining to the Blind Handy Man > list just send a blank message to: > [EMAIL PROTECTED] > Yahoo! Groups Links > > > > > > > -- > No virus found in this incoming message. > Checked by AVG Free Edition. > Version: 7.5.476 / Virus Database: 269.9.14/880 - Release Date: 6/29/2007 > 2:15 PM > >
