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Re: Tubes---- (fwd)



>From: Tesla List <tesla-at-pupman-dot-com>
>To: tesla-at-pupman-dot-com
>Subject: Re: Tubes---- (fwd)
>Date: Mon, 19 Apr 1999 18:58:38 -0600
>
>Original Poster: Bob <misiura-at-nccoast-dot-net> 
>
>Chris,
>You don't say what power level you want . . . all the tubes you 
mention
>are poor choices for a Tesla coil.  (you even have a rectifier and FM
>discriminator in the mix).
>
>Look for something with a physically large glass bottle, with a plate
>cap.  (metal tip on top).  The tubes you mention are low power 
receiver
>tubes, you want a transmitter tube.
>
>The 50L6 comes closest to a TC suitable tube.  It requires a 50 volt
>filament supply and is rated at ~3.8 watts in a Class A application 
with
>a 200 volt plate supply.  Pushing it hard, you should be able to get
>close to ten watts input for a power oscillator (tesla coil).  What 
you
>really want, is a tube capable of 100 or more watts.
>
>If you're scrounging around, look for horizontal deflection tubes 
from
>TV sets or output toobs in high power audio amplifiers.
>
>Good luck
>bob
>
>Tesla List wrote:
>> 
>> Original Poster: Tesla List <mod1-at-pupman-dot-com>
>> 
>> ---------- Forwarded message ----------
>> Date: Fri, 16 Apr 1999 01:55:06 -0500
>> From: Mel Wise <mwise44-at-flash-dot-net>
>> To: pupman <tesla-at-pupman-dot-com>
>> Subject: Tubes----
>> 
>> Can anyone tell me if any of these tubes can be of any use in a 
tube
>> coil!!
>> 35Z5GT
>> 50L6GT
>> 12SA7
>> 12SK7
>> 12SQ7
>> 3CB6
>> 6CG7
>> 3DT6
>> 3AU6
>> 6FQ7
>> 5AQ5
>> 5CZ5
>> 4BZ7
>> 6AW8A
>> 19AU4
>> 5CQ8
>> 
>> Any help would be greatly appreciated.
>> 
>> Thanks,
>> Chris
>

I've got a couple 4-1000-A tubes in my transmitter...is that what 
he's lookin' for? I may have a couple spares around here somewhere.


Christopher A. Boden 
The Geek Group 
344 Ionia SW 
Grand Rapids MI 
49503 
(616)-574-4065 
 
The Geek Shall Inherit the Earth! 


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