Search found 3 matches

by jon2000
Fri Aug 15, 2014 10:13 am
Forum: MicroPython pyboard
Topic: Can we drive headphones from the DAC+on board Op-Amp?
Replies: 10
Views: 11448

Re: Can we drive headphones from the DAC+on board Op-Amp?

Again, thanks for such a good reply. I have done some looking around and agree that the Ti part looks good :) I will let you know how I get on with it! Thanks...
by jon2000
Wed Aug 13, 2014 10:22 am
Forum: MicroPython pyboard
Topic: Can we drive headphones from the DAC+on board Op-Amp?
Replies: 10
Views: 11448

Re: Can we drive headphones from the DAC+on board Op-Amp?

Thanks for the comprehensive reply. If you can recommend a small footprint (smaller the better) stereo op-amp that I could power from the microUSB, requiring minimal external passives and that you think would give fair quality through some headphones that would be really helpful :) I'm interested in...
by jon2000
Tue Aug 12, 2014 4:50 pm
Forum: MicroPython pyboard
Topic: Can we drive headphones from the DAC+on board Op-Amp?
Replies: 10
Views: 11448

Can we drive headphones from the DAC+on board Op-Amp?

Has anyone tried to do this? I think it should be possible, although not sure what (if any) passives may be required - DC decoupling caps??