Commodore VC-1520 Plotter

The Commodore VC-1520 is a compact roller plotter with small ballpoint pens in four colors (black, blue, green, red) and a speed of 12 characters per second on average, with a maximum of 80 characters per line. The character count in CBM-ASCII mode is 96 characters and in plotter mode a maximum of 260 steps per second. The plotter prints on roll paper (cash register roll) with 114 mm width (96 mm printable), which is fixed on a spindle outside the plotter. The plotter mechanism comes from the company Alps Electric and was also used in other devices, such as the Sharp MZ-731 or Olivetti M10.

Commodore VC-1520 Plotter
Continue reading “Commodore VC-1520 Plotter”

C64c against nuclear power with a to quiet sound chip

Sometimes it can be worthwhile to help with a move! As an active member it was clear for me to help when the office manager of the BN district group Bamberg asked me. After all, the move only took place within Bamberg. Out of a quaint old town apartment in Sandstraße, home to many pubs, bars and the famous smoked beer brewery “Schlenkerla” in the middle of the beautiful world cultural heritage.

Commodore 64C with monitor 1084S-D1 and Fischertechnik Profi computing and roboting
Continue reading “C64c against nuclear power with a to quiet sound chip”