Aleph J-X

vdi_nenna

This article is intended to provide information on building the Aleph J-X

Origin of AJX Discussion

Link to Forum Discussion

Amp Board Availability

"A single board (2 x AJ channels + daughter board) would be good for 100W one AJ-X channel." -Peter Daniel

Group Buy

phdaniel@sympatico.ca

Photos of AJX Boards

Post #266
Photos of AJX Boards

Transistors and their Compatibility or Substitution

Nelson Pass:

Quote:

IRFP240's are such common parts, it's hard to imagine why anybody would bother selling fakes. You can check them
by measuring Vgs, and see if they fall in the range of about 4.5 volts at 1 amp.

Bill of Materials

Power Supply
Transformer: 18+18 600VA minimum for Aleph J
C-R-C filter section
Universal Power Supply available from- phdaniel@sympatico.ca

Heat Sinks
With 1.8A bias per side is about 180 watts per ch.

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