CarAudioForum.com

Go Back   CarAudioForum.com > Discussion Forums > Car Audio: Advanced

Reply
Old 06-17-2017, 12:41 AM   #1
tunescool

Registered User
 
Join Date: May 2016
Posts: 4
tunescool is infamous around these partstunescool is infamous around these partstunescool is infamous around these partstunescool is infamous around these partstunescool is infamous around these parts



Can Someone Help Me With A Formula

i used to be an installer in the early 90s

i cant remember how to do the formula

calculate for gain in DB at fc

9.3339 is my Qtc

https://t9.pixhost.org/thumbs/713/41...n-in-db-f3.png

can someone breakdown doing all the math

and tell me what 20log is
tunescool is offline   Reply With Quote

Sponsored Links
Help Syrian Refugees Survive. Donate Now!
Or text REFUGEES to 50555 to give $10 to USA for UNHCR
Old 06-20-2017, 01:37 PM   #2
Jimi77

Registered User
 
Join Date: Oct 2002
Location: Denver, CO
Posts: 27,572
Jimi77 has a reputation beyond reputeJimi77 has a reputation beyond reputeJimi77 has a reputation beyond reputeJimi77 has a reputation beyond reputeJimi77 has a reputation beyond reputeJimi77 has a reputation beyond reputeJimi77 has a reputation beyond reputeJimi77 has a reputation beyond reputeJimi77 has a reputation beyond reputeJimi77 has a reputation beyond reputeJimi77 has a reputation beyond repute



Most people would just use something like Winisd (free box calculator) and the graph would show you the gain at FC.
Jimi77 is offline   Reply With Quote

Reply

Bookmarks

Thread Tools
Display Modes

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 Off
HTML code is Off

Forum Jump


All times are GMT. The time now is 04:28 AM.
Powered by vBulletin® - Copyright © 2000 - 2017, Jelsoft Enterprises Ltd.
Copyright 1996 - 2011 by CarAudioForum.com - all rights reserved.