Passive Crossover Design for 18W4531G + D30046620
Crossover design for Scanspeak 18W/4531G Revelator, 7″ Midwoofer and the ScanSpeak D3004-6620 1″ Tweeter
No designated box alignment.
Additional Notes: Crossover point about 2.7 kHz. Nominal output ~ 87-88 dB. Very clean design with low parts count and single hi-pass cap. Minimal padding in hi-pass circuit.
H1208 + H1262 + H1189 3-way Passive Crossover Design Note: Tweeter and midrange in reverse polarity to woofer. Small high pass cap, but large value midrange cap. High-order network. Woofer in 1.0 cf3 tuned with a 2″ x 4″ straight port. Midrange in 0.1 cf3 sealed.
MTM with two P17 in parallel. Single high pass cap, nice clean design. No box parameters specified.
Simulated in half-space. Crossover points at 300 Hz and about 3.3 kHz. Note low impedance dropping to 3 ohm in lower region. Large midrange cap and two large hi-pass caps. Woofer in 1.8 cf3 with single vent 3″ x 10″. Note mid and tweeter are in reverse polarity relative to woofer.
SB29NRX75-6 + SB12NRXF25-4 + SB29RDC-COOO-4 3-way Passive Crossover Design SB Acoustics SB29NRX75-6 + SB12NRXF25-4 + SB29RDC-COOO-4 3-way Passive Crossover Design Crossover points at about 300 Hz and 2500 Hz. Woofer alignment: 1.8 cubic foot vented with a single vent 3″ x 8″. Midrange: 0.2 cubic foot sealed. Tweeter and midrange in reverse polarity relative to
SB29RNX75+ H1571 + H1212 3way Passive Crossover Design SB29RNX75+ H1571 + H1212 3way Passive Crossover Design Notes: 3way Passive Design with 10″ SB woofer. Crossover points at ~300 Hz and ~2.6kHz. Clean network with one series high-pass and one mid-pass cap. Woofer alignment: 2.1 cubic foot vented, single vent 3″ x 6″ Midrange: 0.25 cf
W17RC38+ TN25 Passive Crossover Design Silver Flute W17RC38+ Hi-Vi TN25 Passive Crossover Design Incredibly simple design with only six components. Very basic pad on tweeter. Good budget 2way.