Passive radiator27 designs

A port’s low-end gain from an unpowered cone, for boxes too small for a long port.

Every passive radiator here, at 100 WLoudspeaker Project (Subwoofer)Full space · 1 m
Driver
Loudspeaker Project (Subwoofer)SDX12 · 95 L · F3 20 Hz
Loudspeaker Project (Subwoofer)SDX12 · 95 L · F3 20 Hz
TCP115-4 (Dayton Audio) - 15L - PASSIVE-RADIATOR2 × TCP115-4 · 14.5 L · F3 104 Hz
TCP115-4 (Dayton Audio) - 9L - PASSIVE-RADIATOR2 × TCP115-4 · 9 L · F3 98 Hz
PTT10.0X04-NAB-01 (Imported) (Purifi) - 60L - PASSIVE-RADIATORPTT10.0X04-NAB-01 (Imported) · 60 L · F3 41 Hz
PTT10.0X04-NAB-01 (Purifi) - 60L - PASSIVE-RADIATORPTT10.0X04-NAB-01 · 60 L · F3 41 Hz
ND105-4 (Dayton Audio) - 9L - PASSIVE-RADIATOR2 × ND105-4 · 8.5 L · F3 87 Hz
TCP115-4 (Dayton Audio) - 3L - PASSIVE-RADIATORTCP115-4 · 2.7 L · F3 98 Hz
PTT10.0X08-NAB-01 (Purifi) - 70L - SEALED and more...2 enclosures · PTT10.0X08-NAB-01
PTT10.0X08-NAB-01 (Purifi) - 70L - SEALED and more...2 enclosures · PTT10.0X08-NAB-01
XLS-P830452 (Peerless) - 30L - PASSIVE-RADIATOR and more...2 enclosures · 265HF
SB17NRX2C35-4 (SB Acoustics) - 21L - VENTED and more...5 enclosures · 3 drivers
RSS265HF-4 Custom Parsed (Dayton) - 57L - PASSIVE-RADIATOR and more...2 enclosures · 2 drivers
RSS265HF-4 Custom Parsed (Dayton) - 57L - PASSIVE-RADIATOR and more...2 enclosures · 2 drivers
Sealed Dual 10 vs Single 10 Dual Radiator System2 enclosures · 2 drivers
Single 10 Dual Passive vs Sealed Dual Driver2 enclosures · 2 drivers
sig180-4 (dayton audio) - 17L - PASSIVE-RADIATOR and more...3 enclosures · 2 drivers
SB17NRX2C35-4 (SB Acoustics) - 21L - VENTED and more...3 enclosures · 2 drivers
SB17NRX2C35-4 (SB Acoustics) - 21L - VENTED and more...3 enclosures · 2 drivers
SB26SFCL38-8 (SB Acoustics) - 50L - PASSIVE-RADIATOR and more...2 enclosures · 2 drivers
RSS390HF-4 (Dayton Audio) - 85L - SEALED and more...3 enclosures · 3 drivers
E150HE-44 (Dayton Audio) - 10L - PASSIVE-RADIATOR and more...3 enclosures · E150HE-44
E150HE-44 (Dayton Audio) - 10L - PASSIVE-RADIATOR and more...3 enclosures · E150HE-44
E150HE-44 (Dayton Audio) - 10L - PASSIVE-RADIATOR and more...3 enclosures · E150HE-44
E150HE-44 (Dayton Audio) - 10L - PASSIVE-RADIATOR and more...3 enclosures · E150HE-44
TWS Sytem2 enclosures · 2 drivers
Frank6 enclosures · 4 drivers