my Hedlund horn with FE208ESigma - Page 5 - diyAudio
Go Back   Home > Forums > Loudspeakers > Full Range
Home Forums Rules Articles diyAudio Store Gallery Wiki Blogs Register Donations FAQ Calendar Search Today's Posts Mark Forums Read

Please consider donating to help us continue to serve you.

Ads on/off / Custom Title / More PMs / More album space / Advanced printing & mass image saving
Thread Tools Search this Thread
Old 28th August 2012, 02:24 AM   #41
diyAudio Member
Join Date: May 2001
Location: Bangalore, India
Originally Posted by Scottmoose View Post
A mass loaded horn? You'll get more LF extension & a flatter alignment at the price of greater cone deflection an octave above Fb.
Yes to that as long as the cone deflection does not exceed Xmech at normal listening levels.
  Reply With Quote
Old 28th August 2012, 10:55 AM   #42
diyAudio Member
Scottmoose's Avatar
Join Date: Mar 2005
Location: UK
Xmech is the mechanical limit of travel, either by limitation of suspension, or when the VC belts into the back plate. If you exceed it, you've broken the driver.
  Reply With Quote
Old 28th August 2012, 04:03 PM   #43
diyAudio Member
Join Date: May 2001
Location: Bangalore, India
I agree Scott, I mentioned Xmech because you said that below Fb, cone deflection will be more; so I assumed that the 1.6mm Xmax rating of the 168Sigmas will anyway be exceeded.
  Reply With Quote


Hide this!Advertise here!
Thread Tools Search this Thread
Search this Thread:

Advanced Search

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are Off
Pingbacks are Off
Refbacks are Off

Similar Threads
Thread Thread Starter Forum Replies Last Post
Help required for a Fostex FE208ESigma project lsfarzo Multi-Way 7 8th December 2007 10:18 AM
Hedlund Horn / Coaxial ?? jcmjrt Multi-Way 0 29th December 2006 10:31 PM
DIY Hedlund Horn vangogh-hk Multi-Way 5 24th March 2006 05:12 PM
Hedlund horn plans Michael Speaker Full Range 3 17th November 2005 12:23 PM
Hedlund Horn using tad 1602 kartsmart Multi-Way 0 12th June 2005 11:50 AM

New To Site? Need Help?

All times are GMT. The time now is 03:44 PM.

vBulletin Optimisation provided by vB Optimise (Pro) - vBulletin Mods & Addons Copyright © 2017 DragonByte Technologies Ltd.
Copyright 1999-2017 diyAudio

Content Relevant URLs by vBSEO 3.3.2