Gemstone

Development

Group

TM

Gemstone LOGO

1-815-861-3583

donfstrauss@gmail.com

dfs.sbc.dev@gmail.com

Design Page

Gemstone Group Inc.

Creatied Projects by contract.

Gemstone Group Inc. Stock Certificate
Apple II Card Auto Dailer The Start of Crazy
Apple II Auto Ram Card 1MegaByte
Internal Layers of  layer PCB Johnathan Project
Apple II PCB Johnathan Project Main CPU
Apple II PCB Johnathan Project CD Rom Controller CPU

 

Home  815-923-2401

Cell  815-861-3583

 

donfstrauss@gmail.com

dfs.sbc.dev@gmail.con

d.f.strauss57@gmail.com

dfstrauss@hotmail.com

 

SBC @ MKS

Current Projects:

 

Under Consideration

 
Analog Synthesizer
(Modular BUT NOT ! Based on )
( PAIA 2700, 4700 and 9700 )
 
MIDI 10 Octive Keyboard
with (Spilt output) (RAW)
... 
NOT IN ANY SPECIFIC ORDER
 
[ PROJECTS ]
Current Projects:

Under Consideration

 

NOT IN ANY SPECIFIC ORDER
[ PROJECTS ]

 

Analog Synthesizer
(Modular BUT NOT ! Based on )
( PAIA 2700, 4700 and 9700 )
 
MIDI 10 Octive Keyboard
with (Spilt output) (RAW)
... 

 

Current Projects:

Under Consideration

 

NOT IN ANY SPECIFIC ORDER
[ PROJECTS ]

 

Analog Synthesizer
(Modular BUT NOT ! Based on )
( PAIA 2700, 4700 and 9700 )
 
MIDI 10 Octive Keyboard
with (Spilt output) (RAW)
...