Electronics
A "Real" Commodore C128D - as Originally Designed at Least
- Tue, 2013-11-26 21:47
- 9 Comments
The C128D was designed to be released at the same time as the C128. As you might expect, this was my preffered version over the barndoorstop version.
An Outsanding Paper: "The C64 PLA Dissected"
- Sat, 2013-11-09 15:07
- 1 Comment
An Excellent write-up on the Programmable Logic Array (PLA) by Thomas 'skoe' Giesel. This PLA is found in t
Vintage Gamma spectrometry system based on C128D
- Tue, 2013-10-22 21:07
- 5 Comments
Here is an amazing Gamma Spectrometry System based on C128D posted by one of the users on c128.com, Tomislav Plese. Here Tomislavm who goes by Tomy, shows some Tokyo soil samples taken since Fuki
Sample of 5VDC-9VAC Convertor
- Sun, 2013-09-15 17:50
- 0 Comments
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Example of using a 555 and a couple of transistors to make a 5V DC to 9VAC 1A convertor.
Schematics for C64 Plus with 80 Columns
- Fri, 2013-09-13 22:30
- 2 Comments
More schematics from 30 years ago. This is for a computer known internally as the C64+ or C64 Plus and has built in 80 column support. Unfortunately there is a page missing.
CPM Z80 Cartridge for the Commodore VIC-40
- Fri, 2013-09-06 15:56
- 0 Comments
More of those sets of drawings that I found in a box dating back 30 years to when I worked at Commodore Business Machines in West Chester PA.
Proteus: Full featured CAD/PCB design for $249
- Thu, 2013-08-29 12:41
- 0 Comments
I just tried LabCenter’s Proteus Schematic, PCB and Simulation CAD product after seeing the advertisement on the back of
Commodore C64 80 Column Adapter
- Fri, 2013-08-16 21:08
- 1 Comment
I have found several sets of drawings in a box that dates back 30 years to when I worked at Commodore Business Machines in West Chester PA. I had assumed that these products eventually got release
