S220-6-221 + C90-6-078 + D3004-6600 3way Passive Crossover Design

S220-6-221 + C90-6-078 + D3004-6600 3way Passive Crossover Design

S220-6-221 + C90-6-078 + D3004-6600 3way Passive Crossover Design

Anechoic (flat response)

Woofer: 2.0 cubic foot vented, single straight vent 3″ x 6″ length

Crossover points about 280 Hz and 3kHz.  High parts count on crossover. Woofer in inverse polarity relative to tweeter and midrange.

SB42 x2 + C173N-T6-90 + T500AMKII dual 15″ 3way Passive Crossover Design

SB42 x2 + C173N-T6-90 + T500AMKii 3way Passive Crossover Design

Crossover Design for two SB42 15″ woofers + Accuton C173N-T6-90 + Fostex T500AMKii 3way

Woofers: 10.0 cubic foot vented, two straight ports each 4″ x 3″.

Note: Woofer in reverse polarity. Clean network for complex 3-way. Large value midrange cap.

 

AS190-9-251 + C90-6-724 + C25-6-158 3way Passive Crossover Design

Passive Crossover Design for AS190-9-251 + C90-6-724 + C25-6-158

3way crossover design for Accuton AS190-9-251 6.5″ woofer+ C90-6-724 5″ midrange + C25-6-158 tweeter (3way configuration)

Anechoic (flat response).

Woofer: 1.0 cubic foot, TWO 2″ straight vents x 7″ length [1.5 cubic foot with same vents for extended bass shelf]

Midrange: 0.2 cubic foot sealed

Additional Notes: Crossover points about 400 Hz and 9.0 kHz. Low nominal output ~ 81 dB. Two smaller value hi-pass caps and large midrange cap. Significant padding in hi-pass circuit.  Note the woofer is in reverse polarity relative to the mid and tweeter.