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Posts: 30 | Thanked: 22 times | Joined on Jan 2010
#45
great stuff!!

didn't expect to find other diy audio guys on here. i'll have to post some details of my diy class D active speakers tomorrow.

They run from mains or self power via 60 Ni-MH cells - and have a smps / dc-dc in progress for car use.

Runs upto about 150 watt peaks before clipping with 55V rails. once i have the dc-dc going well should manage more.

the whole projects been on pause for months now - i generally get time to work on it around christmas, but i will post photos of its current state. the amps are entirely my own design built from op amps, logic ic, comparators, fet drivers and some tiny power fets all on diy pcb (double sided etched).
 

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