Where in Illinois area can I get help getting and installing an ESP EO1.

I appreciate any help.  Thanks 

Any help getting and installing ESPEO1 I etherwaveplus would be greatly appreciated.Thanks for any help.

Any help getting and installing ESPEO1 I etherwaveplus would be greatly appreciated.Thanks for any help.

If you are near St Louis, winston electronics does synth and other electronic instrument repairs: http://winstonorgan.com. I don't know if they'd do the mod install or not but it's worth asking

Thanks.  I need to obtain an ESPEO1 also.  Love my theremin.  How much does it.alter sound?