SpeakerBob Member Joined 2002 2012-03-09 9:15 pm #21 2012-03-09 9:15 pm #21 Box measured in vehicle with an 125Hz highpass (Couldn't measure without a highpass unless I ripped out lots of wires and swapped about a lot ) Attachments subincar 125hzlowpass.jpg 171 KB · Views: 79 SpeakerBob Member Joined 2002 2012-03-09 9:21 pm #22 2012-03-09 9:21 pm #22 80Hz highpass on amp combined with 125Hz lowpass on headunit. Attachments subincar80hzhighpassplus125lowpass.jpg 172.3 KB · Views: 83 Brian Steele Member Joined 2007 diysubwoofers.org 2012-03-09 9:23 pm #23 2012-03-09 9:23 pm #23 RobWells said: Knocked up a quick test box. Click to expand... How did you do that measurement? Is that a close-miked measurement? SpeakerBob Member Joined 2002 2012-03-09 9:25 pm #24 2012-03-09 9:25 pm #24 Here's a measurement of my mains without any highpass for Sreten. Although they measure down to 40Hz trust me that they will not play at proper volumes at 40Hz. Attachments mainsnoxo.jpg 181.1 KB · Views: 78 SpeakerBob Member Joined 2002 2012-03-09 9:26 pm #25 2012-03-09 9:26 pm #25 Brian Steele said: How did you do that measurement? Is that a close-miked measurement? Click to expand... 1m groundplane SpeakerBob Member Joined 2002 2012-03-09 9:31 pm #26 2012-03-09 9:31 pm #26 Mains and sub, 80Hz high pass and 80Hz lowpass on sub. 80Hz highpass on mains. I'm pretty pleased with this project so will be building a pair of boxes for the car, and putting some time into tuning it all up properly. Attachments mainsandsub.jpg 181.4 KB · Views: 74 SpeakerBob Member Joined 2002 2012-03-09 9:33 pm #27 2012-03-09 9:33 pm #27 more detailed plot of bottom end. Attachments mainsplussub.jpg 168.2 KB · Views: 73 Prev 1 2 First Prev 2 of 2 Go to page Go Status Not open for further replies. Share: Facebook X (Twitter) LinkedIn Reddit Pinterest Tumblr WhatsApp Email Link Home Loudspeakers Subwoofers Can you use 2x 4th order BP boxes to imitate a 6th order BP ?
Box measured in vehicle with an 125Hz highpass (Couldn't measure without a highpass unless I ripped out lots of wires and swapped about a lot )
SpeakerBob Member Joined 2002 2012-03-09 9:21 pm #22 2012-03-09 9:21 pm #22 80Hz highpass on amp combined with 125Hz lowpass on headunit. Attachments subincar80hzhighpassplus125lowpass.jpg 172.3 KB · Views: 83 Brian Steele Member Joined 2007 diysubwoofers.org 2012-03-09 9:23 pm #23 2012-03-09 9:23 pm #23 RobWells said: Knocked up a quick test box. Click to expand... How did you do that measurement? Is that a close-miked measurement? SpeakerBob Member Joined 2002 2012-03-09 9:25 pm #24 2012-03-09 9:25 pm #24 Here's a measurement of my mains without any highpass for Sreten. Although they measure down to 40Hz trust me that they will not play at proper volumes at 40Hz. Attachments mainsnoxo.jpg 181.1 KB · Views: 78 SpeakerBob Member Joined 2002 2012-03-09 9:26 pm #25 2012-03-09 9:26 pm #25 Brian Steele said: How did you do that measurement? Is that a close-miked measurement? Click to expand... 1m groundplane SpeakerBob Member Joined 2002 2012-03-09 9:31 pm #26 2012-03-09 9:31 pm #26 Mains and sub, 80Hz high pass and 80Hz lowpass on sub. 80Hz highpass on mains. I'm pretty pleased with this project so will be building a pair of boxes for the car, and putting some time into tuning it all up properly. Attachments mainsandsub.jpg 181.4 KB · Views: 74 SpeakerBob Member Joined 2002 2012-03-09 9:33 pm #27 2012-03-09 9:33 pm #27 more detailed plot of bottom end. Attachments mainsplussub.jpg 168.2 KB · Views: 73 Prev 1 2 First Prev 2 of 2 Go to page Go Status Not open for further replies. Share: Facebook X (Twitter) LinkedIn Reddit Pinterest Tumblr WhatsApp Email Link
Brian Steele Member Joined 2007 diysubwoofers.org 2012-03-09 9:23 pm #23 2012-03-09 9:23 pm #23 RobWells said: Knocked up a quick test box. Click to expand... How did you do that measurement? Is that a close-miked measurement? SpeakerBob Member Joined 2002 2012-03-09 9:25 pm #24 2012-03-09 9:25 pm #24 Here's a measurement of my mains without any highpass for Sreten. Although they measure down to 40Hz trust me that they will not play at proper volumes at 40Hz. Attachments mainsnoxo.jpg 181.1 KB · Views: 78 SpeakerBob Member Joined 2002 2012-03-09 9:26 pm #25 2012-03-09 9:26 pm #25 Brian Steele said: How did you do that measurement? Is that a close-miked measurement? Click to expand... 1m groundplane SpeakerBob Member Joined 2002 2012-03-09 9:31 pm #26 2012-03-09 9:31 pm #26 Mains and sub, 80Hz high pass and 80Hz lowpass on sub. 80Hz highpass on mains. I'm pretty pleased with this project so will be building a pair of boxes for the car, and putting some time into tuning it all up properly. Attachments mainsandsub.jpg 181.4 KB · Views: 74 SpeakerBob Member Joined 2002 2012-03-09 9:33 pm #27 2012-03-09 9:33 pm #27 more detailed plot of bottom end. Attachments mainsplussub.jpg 168.2 KB · Views: 73 Prev 1 2 First Prev 2 of 2 Go to page Go Status Not open for further replies. Share: Facebook X (Twitter) LinkedIn Reddit Pinterest Tumblr WhatsApp Email Link
RobWells said: Knocked up a quick test box. Click to expand... How did you do that measurement? Is that a close-miked measurement?
SpeakerBob Member Joined 2002 2012-03-09 9:25 pm #24 2012-03-09 9:25 pm #24 Here's a measurement of my mains without any highpass for Sreten. Although they measure down to 40Hz trust me that they will not play at proper volumes at 40Hz. Attachments mainsnoxo.jpg 181.1 KB · Views: 78 SpeakerBob Member Joined 2002 2012-03-09 9:26 pm #25 2012-03-09 9:26 pm #25 Brian Steele said: How did you do that measurement? Is that a close-miked measurement? Click to expand... 1m groundplane SpeakerBob Member Joined 2002 2012-03-09 9:31 pm #26 2012-03-09 9:31 pm #26 Mains and sub, 80Hz high pass and 80Hz lowpass on sub. 80Hz highpass on mains. I'm pretty pleased with this project so will be building a pair of boxes for the car, and putting some time into tuning it all up properly. Attachments mainsandsub.jpg 181.4 KB · Views: 74 SpeakerBob Member Joined 2002 2012-03-09 9:33 pm #27 2012-03-09 9:33 pm #27 more detailed plot of bottom end. Attachments mainsplussub.jpg 168.2 KB · Views: 73 Prev 1 2 First Prev 2 of 2 Go to page Go Status Not open for further replies. Share: Facebook X (Twitter) LinkedIn Reddit Pinterest Tumblr WhatsApp Email Link
Here's a measurement of my mains without any highpass for Sreten. Although they measure down to 40Hz trust me that they will not play at proper volumes at 40Hz.
SpeakerBob Member Joined 2002 2012-03-09 9:26 pm #25 2012-03-09 9:26 pm #25 Brian Steele said: How did you do that measurement? Is that a close-miked measurement? Click to expand... 1m groundplane SpeakerBob Member Joined 2002 2012-03-09 9:31 pm #26 2012-03-09 9:31 pm #26 Mains and sub, 80Hz high pass and 80Hz lowpass on sub. 80Hz highpass on mains. I'm pretty pleased with this project so will be building a pair of boxes for the car, and putting some time into tuning it all up properly. Attachments mainsandsub.jpg 181.4 KB · Views: 74 SpeakerBob Member Joined 2002 2012-03-09 9:33 pm #27 2012-03-09 9:33 pm #27 more detailed plot of bottom end. Attachments mainsplussub.jpg 168.2 KB · Views: 73 Prev 1 2 First Prev 2 of 2 Go to page Go Status Not open for further replies. Share: Facebook X (Twitter) LinkedIn Reddit Pinterest Tumblr WhatsApp Email Link
Brian Steele said: How did you do that measurement? Is that a close-miked measurement? Click to expand... 1m groundplane
SpeakerBob Member Joined 2002 2012-03-09 9:31 pm #26 2012-03-09 9:31 pm #26 Mains and sub, 80Hz high pass and 80Hz lowpass on sub. 80Hz highpass on mains. I'm pretty pleased with this project so will be building a pair of boxes for the car, and putting some time into tuning it all up properly. Attachments mainsandsub.jpg 181.4 KB · Views: 74 SpeakerBob Member Joined 2002 2012-03-09 9:33 pm #27 2012-03-09 9:33 pm #27 more detailed plot of bottom end. Attachments mainsplussub.jpg 168.2 KB · Views: 73 Prev 1 2 First Prev 2 of 2 Go to page Go Status Not open for further replies.
Mains and sub, 80Hz high pass and 80Hz lowpass on sub. 80Hz highpass on mains. I'm pretty pleased with this project so will be building a pair of boxes for the car, and putting some time into tuning it all up properly.
SpeakerBob Member Joined 2002 2012-03-09 9:33 pm #27 2012-03-09 9:33 pm #27 more detailed plot of bottom end. Attachments mainsplussub.jpg 168.2 KB · Views: 73
