Go Back   Home > Forums > >
Home Forums Rules Articles diyAudio Store Blogs Gallery Wiki Register Donations FAQ Calendar Search Today's Posts Mark Forums Read

Class D Switching Power Amplifiers and Power D/A conversion

Full Bridge Class D 1200 watt Audio Amplifier
Full Bridge Class D 1200 watt Audio Amplifier
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
Reply
 
Thread Tools Search this Thread
Old 31st March 2017, 07:09 AM   #1
sm11960708 is offline sm11960708  Bangladesh
diyAudio Member
 
Join Date: Aug 2016
Location: Dhaka
Default Full Bridge Class D 1200 watt Audio Amplifier

Please anybody check this circuit diagram.Is it ok or not ?
Click the image to open in full size.

Last edited by sm11960708; 1st April 2017 at 11:36 AM.
  Reply With Quote
Old 2nd January 2018, 08:19 AM   #2
97albi is offline 97albi  Italy
diyAudio Member
 
Join Date: Dec 2016
Default 1200 W?

How can you get 1200 W if you supply it with 55 V?

If you do some calculations: (55 V * 55 V) / 4 Ohm = about 750 W peak, in the best case without considering losses.

1200 W RMS can be obtained by supplying about 70 V plus and minus, so 140 V peak to peak.

Let me know
  Reply With Quote
Old 2nd January 2018, 12:21 PM   #3
voltwide is offline voltwide  Ireland
diyAudio Member
 
Join Date: Jan 2010
Quote:
Originally Posted by 97albi View Post
How can you get 1200 W if you supply it with 55 V?

If you do some calculations: (55 V * 55 V) / 4 Ohm = about 750 W peak, in the best case without considering losses.

1200 W RMS can be obtained by supplying about 70 V plus and minus, so 140 V peak to peak.

Let me know
You should do your calc with +-55V supplies
  Reply With Quote
Old 2nd January 2018, 12:29 PM   #4
globalplayer is offline globalplayer  Germany
diyAudio Member
 
globalplayer's Avatar
 
Join Date: Oct 2014
Location: =)
What type of output fets?
__________________
◢◣◢◣◢◣◢◣◢◣
  Reply With Quote
Old 2nd January 2018, 12:31 PM   #5
97albi is offline 97albi  Italy
diyAudio Member
 
Join Date: Dec 2016
Quote:
Originally Posted by voltwide View Post
You should do your calc with +-55V supplies
Yup, I'm sorry hahaha
  Reply With Quote

Reply


Full Bridge Class D 1200 watt Audio AmplifierHide 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

Forum Jump

Similar Threads
Thread Thread Starter Forum Replies Last Post
Abletec, 900 Watt peak class D audio amplifier power supply +/- 53V DC Paladinxxx Power Supplies 1 21st January 2014 09:11 PM
Full-bridge vs half-bridge Class D amplifier? eem2am Class D 10 28th October 2011 05:02 PM
Sure electronics 4*100 watt @ 4ohm, TK2050 D-class Audio Amplifier Board aquapiranha Class D 3 30th May 2011 11:06 PM
Full Bridge Class D mcintoda Class D 8 8th January 2007 08:25 PM


New To Site? Need Help?

All times are GMT. The time now is 01:24 AM.


Search Engine Optimisation provided by DragonByte SEO (Pro) - vBulletin Mods & Addons Copyright © 2018 DragonByte Technologies Ltd.
Resources saved on this page: MySQL 15.79%
vBulletin Optimisation provided by vB Optimise (Pro) - vBulletin Mods & Addons Copyright © 2018 DragonByte Technologies Ltd.
Copyright ©1999-2018 diyAudio
Wiki