I knew I should have added the leyden jars and the coil! I just saw an old Central Scientific induction coil with spark gap auction off on ebay a while back, and this made me think of it.
Best, Will *********** REPLY SEPARATOR *********** On 6/27/2011 at 3:11 PM J. Forster wrote: >Sadly no. You need a good impedance match from transmitter to antenna. > >A Tesla coil has a very high output Z. > >-John > >============ > > >> Bill, >> >> Now, if you could have connected a key to that, and a long wire antenna, >> you would have been in business! One gigantic spark gap transmitter. >> >> Best, >> >> Will >> >> *********** REPLY SEPARATOR *********** >> >> On 6/27/2011 at 5:36 PM William H. Fite wrote: >> >>>Without meaning to sound sassy, Brooke, let me assure you that there is >>>nothing "just" about it. While in high school I built quite a large >>> Tesla >>>coil with a 16kv, 60ma neon transformer, a pressurized air-quenched spark >>>gap, a huge variac, and a bank of 50 .15mfd (I think they were >> .15mfd--that >>>was a long time ago--capacitors. The finished product, in addition to >> being >>>dangerous as hell to the careless operator could be heard more than a >> block >>>away and generated enough hash to bring TV and radio reception to a halt >> in >>>the whole neighborhood. >>> >>>And that isn't even a big one... >>> >>>So, no, it isn't magic and yes, it is an RF transformer with the primary >> and >>>secondary in resonance but, believe me, it is not "just" a transformer. >>> >>>Bill >>> >>> >>>On Mon, Jun 27, 2011 at 3:08 PM, Brooke Clarke <[email protected]> >>> wrote: >>> >>>> It turns out that a Tesla coil is not magical, it's just an RF >> transformer >>>> where the primary and secondary are resonated. I took him some time to >> find >>>> a mechanical structure (pipe mast insulated by wine bottles with a >>>> capacitive top hat). The high school "Tesla Coils" really are just RF >>>> transformers because they omit the resonance on the secondary. >>>_______________________________________________ >>>time-nuts mailing list -- [email protected] >>>To unsubscribe, go to >> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >>>and follow the instructions there. >>> >>>__________ Information from ESET Smart Security, version of virus >> signature database 5851 (20110206) __________ >>> >>>The message was checked by ESET Smart Security. >>> >>>http://www.eset.com >> >> >> >> >> _______________________________________________ >> time-nuts mailing list -- [email protected] >> To unsubscribe, go to >> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >> and follow the instructions there. >> >> > > > >__________ Information from ESET Smart Security, version of virus signature database 5851 (20110206) __________ > >The message was checked by ESET Smart Security. > >http://www.eset.com _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
