[NJARC] NC81X speaker?

Al Klase skywaves at webex.net
Mon Oct 11 11:05:15 EDT 2004


Hi Steve,

Output transformer from a garden-variety "all-american five" 
  AC/DC set should work just fine.

RE: Headsets:  Impedance is generally 5-10 times the DC 
resistance.

73,
Al

StephenTetorka at cs.com wrote:
> Hi all:
> 
> John's right on; neat work kiddo.
> 
> It seems like the speaker should be a permanent mangnet with 1500 ohms to 
> match the tube.
> 
> What wattage is appropriate?
> 
> Anyone have one laying around?
> 
> Tnx,
> Steve
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-- 
Al Klase - N3FRQ
skywaves at webex.net
Flemington, NJ 08822
Web Page:  http://www.webex.net/~skywaves/home.htm


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