[sdiy] TI 76477 Space Invaders sound chip detailed analysis

Eric Brombaugh ebrombaugh1 at cox.net
Wed May 23 18:22:49 CEST 2018

Google "Blacet Dark Star Chaos" - pretty sure that Frac Rack module was 
based on the SN76477.


On 05/23/2018 09:00 AM, info at synthcube.com wrote:
> So I remember first being exposed to the SN76477 via Omni Magazine in 
> what must have been sometime from about 1978-1980. We are offering a $25 
> store gift certificate to the first person to send us the article (or a 
> link to it)-- i vaguely remember breadboarding a simple circuit with the 
> SN76477 on  Radio Shack breadboard...
> Anyway, other than the Thomas Henry SN Voice and Supercontroller, I 
> haven't seen many (or any) modular synth designs that use the chip... 
> wondering why?
> They're still plentiful and relatively cheap given the range of 
> capabilities... maybe we'll sponsor a module design contest around the 
> SN76477 to see what emerges...

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