I went and found the book. I'll get it scanned at school (I'm now a music teacher) by this weekend so we can post it. It's funny to read the old style schematics. ken
--- On Thu, 3/26/09, [email protected] <[email protected]> wrote: > From: [email protected] <[email protected]> > Subject: Re: [AMRadio] Tube Theremin > To: [email protected] > Date: Thursday, March 26, 2009, 11:02 PM > Ken, that sounds great. We could also post it online for > others. > > Thanks... > > Steve WD8DAS > > [email protected] > http://www.wd8das.net/ > --------------------------------------------------------- > Radio is your best entertainment value. > --------------------------------------------------------- > > > -----Original Message----- > From: Ken Zuercher <[email protected]> > To: Discussion of AM Radio in the Amateur Service > <[email protected]> > Sent: Thu, 26 Mar 2009 8:36 pm > Subject: Re: [AMRadio] Tube Theremin > > > > > Steve, > I have a manual for what I believe is the first > commercially available > Theremin > made by RCA in the 1930's. It uses the same hetrodyning > principal but > uses some > oddball transformers that would give us fits to replicate. > I can try to > scan the > manual with schematic if you're interested. It is > fascinating. > Ken Zuercher KC8QO > > > --- On Fri, 3/20/09, [email protected] > <[email protected]> wrote: > > > From: [email protected] <[email protected]> > > Subject: [AMRadio] Tube Theremin > > To: [email protected] > > Date: Friday, March 20, 2009, 4:08 PM > > I've got a new sort-of AM project on the bench > here > > now:? a tube Theremin.? This musical instrument > produces > > sound by heterodyning two > > oscillators that run in the low-end of the broadcast > band. > > I'd like to find three Miller 70-OSC coils or > > equivalent for this rig - anyone have some?? > > > > > > > > If you are interested in the circuit, I'm building > upon > > the ideas of Doug Forbes that I found online.? > > > > See > > > > http://www.wd8das.net/theremin.gif > > > > and > > > > http://www.wd8das.net/theremin.txt > > > > > > > > Thanks... > > > > > > > > > > > > > > > > > > > > > > > > Steve WD8DAS > > > > > > > > [email protected] > > > > http://www.wd8das.net/ > > > > > --------------------------------------------------------- > > > > Radio is your best entertainment value. > > > > > --------------------------------------------------------- > > > > > > > ______________________________________________________________ > > Our Main Website: http://www.amfone.net > > AMRadio mailing list > > Searchable Archives: > > http://www.mail-archive.com/[email protected]/ > > List Rules (must read!): > http://w5ami.net/amradiofaq.html > > List Home: > http://mailman.qth.net/mailman/listinfo/amradio > > Post: [email protected] > > To unsubscribe, send an email to > > [email protected] with > > the word unsubscribe in the message body. > > > > This list hosted by: http://www.qsl.net > > Please help support this email list: > > http://www.qsl.net/donate.html > ______________________________________________________________ > Our Main Website: http://www.amfone.net > AMRadio mailing list > Searchable Archives: > http://www.mail-archive.com/[email protected]/ > List Rules (must read!): http://w5ami.net/amradiofaq.html > List Home: http://mailman.qth.net/mailman/listinfo/amradio > Post: [email protected] > To unsubscribe, send an email to > [email protected] with > the word unsubscribe in the message body. > > This list hosted by: http://www.qsl.net > Please help support this email list: > http://www.qsl.net/donate.html > > > > > > ______________________________________________________________ > Our Main Website: http://www.amfone.net > AMRadio mailing list > Searchable Archives: > http://www.mail-archive.com/[email protected]/ > List Rules (must read!): http://w5ami.net/amradiofaq.html > List Home: http://mailman.qth.net/mailman/listinfo/amradio > Post: [email protected] > To unsubscribe, send an email to > [email protected] with > the word unsubscribe in the message body. > > This list hosted by: http://www.qsl.net > Please help support this email list: > http://www.qsl.net/donate.html ______________________________________________________________ Our Main Website: http://www.amfone.net AMRadio mailing list Searchable Archives: http://www.mail-archive.com/[email protected]/ List Rules (must read!): http://w5ami.net/amradiofaq.html List Home: http://mailman.qth.net/mailman/listinfo/amradio Post: [email protected] To unsubscribe, send an email to [email protected] with the word unsubscribe in the message body. This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
