PASS LABS - ALEPH 4

 

 

 

 Circuit diagram:

 

 

  

Aleph 4 user manual - User manual from Pass Labs (103 KB)

Aleph 4 service manual - Service manual from Pass Labs (157 KB)

 

PCB:

 

The all parts for the one channel-monoblock are located on the 3 separate PCBs.

The all PCBs are made of FR-4 fiberglass material with Cu-50 mikron + Pb track overlay (tinplated), laser drilled, with two sided blue soldermask (instead of green), and with white component overlay.

Also, they all comes with partlists, stuffing guides and circuit diagrams.

 

CONSTANT CURRENT SOURCES

GAIN DEVICES

 

 

 

 

The size of the PCB (the main board) is 159 mm x 74 mm ….. ( 6,3 in x 3 in )

The size of the PCB (for the gain devices) is 246 mm x 60 mm ….. ( 9,7 in x 2,4 in )

The size of the PCB (for the constant current sources) is 246 mm x 60 mm ….. ( 9,7 in x 2,4 in )

Professional made printed circuit boards are available for this amplifier at cost :

 

 1 Pcb set = 3 PCBs (for the one channel-monoblock construction)

 

1 Pcb set. ….. Euro 64.00

2 Pcb sets. ….. Euro 109.00

 

(Shipping is included in the all prices)

 

 

 

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