BALANCED LINE STAGE
BOSOZ - Construction manual link
POWER SUPPLY FOR BLS (BOSOZ) PREAMPLIFIER:
POWER BLS -Power supply for the Balanced Line Stage preamplifier
PCB is designed as dual mono construction - two completely separate channels on single PCB.
It's made of FR-4 fiberglass material with Cu-70 mikron + Pb track overlay (tinplated), CNC drilled, with two sided Cyan soldermask, and with White component overlay.
Printed circuit boards comes with the partlist, stuffing guide and circuit diagram.
PCB size (for two channel construction) is 169 mm x 100 mm ... ( 6.7 in x 4 in )
Professional made printed circuit boards are available :
1 Pcb. ….. Euro 28.00
2 Pcb. ….. Euro 49.00
( Worldwide shipping included )