UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post

jjl · 19th Feb 2018, 10:12 pm

Alan

Please see here for a decent technical description of class D amplifiers :-

http://sound.whsites.net/articles/pwm.htm

Things have moved on a bit since the above article from 2005; the sigma delta "power DAC" approach is now very practical, even for amplifiers used in mobile 'phone base stations.

John

19th Feb 2018, 10:12 pm	#5
jjl Octode Join Date: Jan 2003 Location: Ware, Herts. UK. Posts: 1,082	Re: Class D amplifiers. Alan Please see here for a decent technical description of class D amplifiers :- http://sound.whsites.net/articles/pwm.htm Things have moved on a bit since the above article from 2005; the sigma delta "power DAC" approach is now very practical, even for amplifiers used in mobile 'phone base stations. John