Joe Davisson's Blackfire schematic, anyone?

Started by Fancy Lime, November 27, 2019, 04:36:06 PM

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Fancy Lime

Hi there,

does anyone have the Blackfire schematic sitting around on their computer? I've gotten fed up with following dead links after the 78th or so.

Cheers,
Andy
My dry, sweaty foot had become the source of one of the most disturbing cases of chemical-based crime within my home country.

A cider a day keeps the lobster away, bucko!

Marcos - Munky

#1
Sure! Here it goes:


Btw Joe published one called Hellfire which is basically a mosfet Blackfire with a switchable 10uF cap on the last stage, exactly the same as the other stages.

Fancy Lime

My dry, sweaty foot had become the source of one of the most disturbing cases of chemical-based crime within my home country.

A cider a day keeps the lobster away, bucko!

Mark Hammer

I made one for myself a while back.  Nice hi-gain drive.  More than enough output level to handle any passive loss from a tonestack.

Axldeziak

Quote from: Marcos - Munky on November 27, 2019, 04:45:08 PM
Sure! Here it goes:


Btw Joe published one called Hellfire which is basically a mosfet Blackfire with a switchable 10uF cap on the last stage, exactly the same as the other stages.

The same schematic is posted on this site with one difference. On your link there is a cap labeled .0022pf, and this site shows it as a .0022uf.



Marcos - Munky

I have about 4 different versions of the schematic. The differences are basically on some parts' values, the basic block is the same for all of them.

But this one is really a mislabeling. It's uF, not pF. I don't think a .0022pF cap even exists, it's such small! Thanks for pointing this out!