[sdiy] headphone driver for synths

Oren Leavitt obl64 at ix.netcom.com
Thu Aug 26 17:47:17 CEST 2021


For what its worth, I've seen 16 watt per channel power amp made 
entirely of paralleled 5532s.

On 8/26/21 5:08 AM, Mike Bryant wrote:
> Agree the 4556 would be better for hi-fi listening as slightly better noise (nobody will hear any distortion from either op-amp), but for the PFL applications I find the 5532 is more than good enough.  For either case if you need more drive simply parallel up more op-amps.
>
> -----Original Message-----
> From: Synth-diy [mailto:synth-diy-bounces at synth-diy.org] On Behalf Of Tony Allgood via Synth-diy
> Sent: 26 August 2021 08:26
> To: synth-diy at synth-diy.org
> Subject: Re: [sdiy] headphone driver for synths
>
> I've used one based on the O2:
>
> http://nwavguy.blogspot.com/2011/07/o2-headphone-amp.html
>
> It's very similar to Mike's 5532 op-amp design but this chap uses the 4556.
>
> It's a long wordy (and interesting) blog but the schematic via the 'documentation package' is found on this page:
>
> http://nwavguy.blogspot.com/2011/08/o2-details.html#resources
>
> Tony
>
> www.oakleysound.com
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