Johnson Computer was an important distributor of KIM-1 products, for MOS Technology, Microsoft and more. Previously they used the name McShane.
It was the firm who brought Microsoft Basic for the KIM-1 to me, see the KIM-1 manuals for their KB-9 document
Documents contributed by Kevin Johnson (of Johnson Computers) via Dave McMurtrie.
![]() |
Johnson Computer Ads |
![]() |
Johnson_Computer_Product_Flyer |
![]() |
McShane MOS documents |
See also:
Proton PC-1
The Proton PC-1 is a 6502 based computer in a keyboard case. Produced by the Dutch electronics firm Post Electronics, la...
MTU and Eduardo Casino
Since 2023, after replicating a working KIM-1 Rev D PCB, Eduardo has been replicating and enhancing MTU products.
See...
MTU K-1000 power unit
K-1000 Basic KIM-1 power supply, completely enclosed, terminals trip output +5V @ 1.2A, +12V @.01A regulated, +7.5V @.75...
K-1013 floppy controller
Used in the early KIM-1 MTU bus system and in the MTU-130/140 systems.
16K RAM
Bootstrap ROM 256 bytes
Double ...