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  #21  
Old 30th October 2008, 03:34 PM
Grog Grog is offline
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Default Re: Kat88 is it any good?? with Klipschorns

just found it like shown here, http://livinginthepast-audioweb.co.uk/pdf/50wamp.pdf
so you get a proper slow warm up, i like that, just need to look into the voltage drop.
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  #22  
Old 30th October 2008, 03:47 PM
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pre65 pre65 is offline
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Default Re: Kat88 is it any good?? with Klipschorns

I've attached a circuit of my 845 power supply with the 6D22s rectifiers.

http://i111.photobucket.com/albums/n...pplymk2001.jpg

For HT in excess of the rated 600v the heater voltage can be raised.

My HT (950 V) is connected to the heater supply at one pin on the valve.

Morgan Jones mentions hybrid on page 297 (3rd edition).
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  #23  
Old 30th October 2008, 04:00 PM
Richard Richard is offline
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Default Re: Kat88 is it any good?? with Klipschorns

Yes, or the way WAD did it for the original 300bpp. The valve will dictate the max first cap value though, so I suppose this might be easier to use with the existing bridge and caps,

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