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Old 23rd December 2008, 10:18 PM   #1
barossi is offline barossi  Germany
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Default Kt88 Pp

Hi,

did anyone build this nasty amp:

Click the image to open in full size.

KR

Barossi
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Old 23rd December 2008, 10:25 PM   #2
bigwill is offline bigwill  United Kingdom
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Cathode resistor on outputs looks far too low to me
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Old 24th December 2008, 05:55 PM   #3
DougL is offline DougL  United States
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I ran the output stage through Tube Cad PP Calculator.

Current per tube 95 mA
Plate Dissipation 27 W / 67% max

22V across the cathode resistor. 191 mA, 4.36 Watts, recommended bypass 332 uF.

Looks OK to me.

Doug
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