spica loudspeakers

Spica's first commercial effort, the SC-50 used a cut-away tube design finished top and bottom in oak panels.

SC-50 Crossover Components

All resistors are 5W metal films. Electrolytics are 50V Bennic Caps, film types are 100V-250V depending on the value.

Resistors
1 - 2.9 ohm
2 - 4.7 ohm
1 - 75 ohm

Capacitors
1 - 2.2 uf
1 - 4.7 uf
2 - .33 uf
2 -  33 uf

Inductors
1 - .33 mH
1 - .39 mH
1 - .88 mH
3 - .48 mH
 
 
 

SC-50 Crossover

SC-50 Schematic
(Bau Sketch)

SC-50 Board Layout

Needed
sc50 crossover bau sketch 120
Needed