New LM1875 pcb and kit pre-order special - Page 5 - diyAudio
Go Back   Home > Forums > Commercial Sector > Vendor Forums > Chipamp
Home Forums Rules Articles diyAudio Store Gallery Wiki Blogs Register Donations FAQ Calendar Search Today's Posts Mark Forums Read

Chipamp IC amp kits & PC boards from ChipAmp

Thread Tools Search this Thread
Old 18th January 2012, 04:45 PM   #41
diyAudio Member
formula 22's Avatar
Join Date: Sep 2011
Location: El Triunfo
Hi, all!
Is there a difference between the feedback in this amplifier made ​​with resistors: [(200k/10k) +1, and [(20k/1k) +1], if there is in what?
thank you
  Reply With Quote
Old 18th January 2012, 05:24 PM   #42
diyAudio Member
neutron7's Avatar
Join Date: Dec 2003
Location: Toronto Canada
higher value resistors have more noise. and the lower input "gain" resistor will also reduce phase distortion caused by input capacitance.

I dont know if it would be enough make any audible difference though, i never tried different values than the recommended ones.
  Reply With Quote
Old 14th August 2012, 03:17 AM   #43
diyAudio Member
Join Date: Sep 2009
where can I find the schematic for the amp.
  Reply With Quote
Old 17th August 2012, 01:33 PM   #44
diyAudio Member
Join Date: Sep 2009
got it. the link has changed, its at Speaker Amplifier and Modulator - Mid/High-Power Amplifier - LM1875 - searching at national site takes me to a ti page
  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
1st order Passive Line Level Crossover + 2nd order Highpass? alexclaber Multi-Way 11 4th January 2008 07:15 PM
deceptive perception ? 1st order-2nd order question poldus Multi-Way 4 10th April 2007 11:58 PM
My 1st order butterworth filter better than 4th order L-R: Why? philipreji Solid State 61 1st March 2007 04:50 PM
2nd Order Tweeter + 3rd Order Woofer = OK? Jay Multi-Way 3 12th September 2005 12:12 PM
1st order ? L-R 2nd order? or transient perfect?? Ken L Multi-Way 6 17th October 2003 04:22 PM

New To Site? Need Help?

All times are GMT. The time now is 03:01 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