Lessons learned

- Use support bars under clamper rails and cut out ALL the floor.–Or use a servo to raise clampers – but how to lift all 8 clamps.-Move Positioner farther away from Dumper and leave 1 car un-dumped – could not push it in correctly anyway. Dump the la… [...]

Rotary Dumper Rotates

The Rotary Dumper with all covers removed. Flapper switches were used to signal when to reverse direction and stop the servo. (rather than photo diodes as planned) Step one: Rotate the Dumper can be viewed. How can i be so happy about something so cru… [...]

SolarLight (2) and gEDA simulation

An update over SolarLight, I finally managed to print waveforms from ngspice in OpenSuse 11.2 . For some reason the interface is not what you would expect and it has become much more complicated to print a waveform than before.The first time I installe… [...]

1974 Distance Dialing Reference Guide

Just posted over at the History of Phone Phreaking web site is a scanned PDF copy of the 1974 AT&T Long Lines Distance Dialing Reference Guide (DDRG). The DDRG was an internal AT&T document that provided summary information for every… [...]

SolarLight

Some time ago I had the idea of building a LED lamp that was solar powered, harvesting the Sun during the day and charging the battery, while at night deliver some light. The idea was to extend the hours of light of my peppers during the winter, once … [...]