[sdiy] NE566 Boon

Roman Sowa modular at go2.pl
Mon Feb 26 10:26:59 CET 2018


That's exactly what happened in the circuit I troubleshooted for a 
friend. It was working fine at 11V and went totally nuts at 15V which 
was in original design.
I stopped at "it works now" stage, telling him to use lower supply and 
never bothered wondering what was the cause.

Roman

W dniu 2018-02-25 o 21:05, grenert at gmail.com pisze:
> Just beware that there are numerous reports of currently-manufactured 
> "XR2206" chips that fail to perform to datasheet specs, particularly 
> with respect to supply voltage. The newer ones seem to fail above 10-12 
> V. True original chips (which ceased production around 2011 I think) 
> should be fine.
> 
> 
> -------- Original Message --------
> Subject: Re: [sdiy] NE566 Boon
> From: Loscha
> To: synth-diy at synth-diy.org
> CC:
> 
> 
>     Surely the XR2206 is a much more capable and sophisticated chip.
> 
>     And it's available in very cheap entry level kits like this:
>     https://www.ebay.com.au/itm/401320404813
> 
>     On Mon, Feb 26, 2018 at 1:08 AM, Tim Ressel <timr at circuitabbey.com
>     <mailto:timr at circuitabbey.com>> wrote:
> 
>         I used to lament the death of the 566 until I realized you can
>         take a processor with a built-in DAC and pretty much do the same
>         thing. Probably better in fact. Sometimes letting go of the past
>         can be hard.
> 
>         --tr
> 
> 
>         On 2/25/2018 6:03 AM, blacet at blacet.com
>         <mailto:blacet at blacet.com> wrote:
>>         I vaguely remember, this -- a 10:1 range function generator.
>>         Probably had some and tossed them as more or less useless for
>>         EM. But chaos might be a possibility.
>>
>>         Also confused them with the 565 PLL and the 556 dual timer,
>>         which is four comparators and two flip-flops in one package.
>>         Might be useful.
>>
>>
>>
>>         -------- Original Message ----------
>>
>>         I still have a few NE566s that I bought at Radio Shack back in
>>         the day.
>>
>>         Hmmmm... how about some sort of "chaos" generator with
>>         multiple 566s
>>         cross modulating each other?
>>
>>         - Oren
>>
>>
>>         On 2/24/18 10:41 AM, Tim Ressel wrote:
>>         > Hi y'all,
>>         >
>>         > I just found half a dozen NE566s in my stash and now I want
>>         to make a
>>         > module with them. Any ideas?
>>         >
>>
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> 
>         -- 
>         --Tim Ressel
>         Circuit Abbey
>         timr at circuitabbey.com <mailto:timr at circuitabbey.com>
> 
> 
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