Stupid fs question
|
Silver Member Username: TheweaselPost Number: 171 Registered: Mar-06 | why is it that my subwoofer's frequency response is listed at 24 hz, but it will play a 5 hz test tone? i know this is probably a stupid question, sry |
|
Gold Member Username: Basshead86Google is your Friend, FL Post Number: 3340 Registered: Aug-05 | Fs is the resonant frequency of the sub in free air. which means at that frequency the subs VC rise in impedance....to what lever...nobody knows....coul dbe as much as 50 ohms...i have read that somewhere. lol. but anyway....your sub will play a 5 hz tone....BUT it will not be at the same power it will play say.....a 50hz tone....b/c of the subs impedance rise.. when the sub's VC's rise in impedance.....the amp can not give it as much power....so more power is needed to acheive the same output. the only way a sub will not play say....a 5hz tone is if their is a SS filter set to like 25hz....b/c then anything below 25hz...will roll off(it is not a brick wall filter) |
|
Gold Member Username: Basshead86Google is your Friend, FL Post Number: 3341 Registered: Aug-05 | freq. response is what the sub will play until it reaches its FS....or when it plays so high to the point that the motor structure can't move that fast. and the bass starts to sound muddy. i think. |
|
Gold Member Username: RovinTrinidad & T... Post Number: 7817 Registered: Jul-05 | 5 hz ! r u planning 2 talk 2 whales with such a loooooow frequency - lol ....... |
|
Silver Member Username: Thomas_gNM Post Number: 469 Registered: Oct-05 | lol rovin |
|
Silver Member Username: MixneffectOrangevale, Ca. USA Post Number: 903 Registered: Apr-05 | My 8" Audax sub reproduces audible 25 Hz in a ported 1 CF enclosure. The same driver reproduces down to 10 Hz in a ported 1.5 CF* enclosure. The Fs is 34 Hz. |
|
Silver Member Username: MixneffectOrangevale, Ca. USA Post Number: 904 Registered: Apr-05 | Here are the graphs Yelow = 1 CF Red = 1.5 CF  |
|
Silver Member Username: Killerzracing71Fredericksburg, Virginia United states Post Number: 753 Registered: Aug-05 | is bass box a free program...can sum1 post links |
|
Gold Member Username: 54danny54Betsy layne, Kentucky..GO... USA duh Post Number: 2365 Registered: Nov-04 | lol its nowhere near free...up in the 100's of dollars |
|
Silver Member Username: MixneffectOrangevale, Ca. USA Post Number: 905 Registered: Apr-05 | http://www.partsexpress.com/webpage.cfm?webpage_id=3&SO=2&&DID=7&CATID=48&Object Group_ID=360 Here are a few programs, including BassBoxPro6 including X-over Pro. |
Main Forums
Today's Posts- Home Audio Forum
- Home Video Forum
- Home Theater Forum
- Car Audio Forum
- Accessories Forum
- All Forum Topics