Heath ET-3400 / ETA-3400 Anyone?

[steve shumaker]

There is a Yahoo group named "ET3400" that has manuals, schematics, 
projects etc. posted in the files section

Steve
On 5/3/2015 1:46 PM, drlegendre . wrote:
> (Still in SBC mode..)
>
> I'm feeling a need for one of the Heathkit ETA-3400 memory&  I/O expansion
> units for my ET-3400.. or at least a set of documentation such as could be
> used to build one of my own.
>
> Anybody have an ETA-3400 they'd be willing to part with..? A set of docs in
> PDF?
>
> As it sits, all I've got here is a copy of the ET-3400 'Modification
> Manual' which details the changes which must be made to the ET so it will
> connect to the ETA module.
>
> Thanks for any assistance..
>
>