View single post by ArizonaEvp
 Posted: Feb 16th, 2010 04:45 PM
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ArizonaEvp



Joined: Jun 26th, 2009
Location: Heart Of Arizona Indian Country, Arizona USA
Posts: 662
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clockdryve wrote: I am looking for a pair of "Piezo" crystal radio headphones to try soon as there supposed to be sensitive to weak currents.

Greetings,


Here's a link to "crystal earphones" at your favorite place  :biggrin:


http://cgi.ebay.com/1-Ceramic-Earphone-uesd-for-ham-crystal-radio_W0QQitemZ400042345816QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item5d2461c558



You can also get them at several science sites like:  miniscience.com    or   sciencekitstore.com



Happy hunting,
Ron