Sanwa SC2 Transistor Tester Manual |
Written by Bryce Ringwood | ||||
The Sanwa SC2 must have been one of the very first "Transistor Testers". It is best suited for early small signal germanium transistors that have hfe values less than 200. I was asked by a colleague to provide the manual and pictures of the device, so here they are:
You can downloadthe manual here. (Left click the mouse key and "save target as...") The instrument operates from 4 AA size batteries, and a 22.5 volt hearing aid battery. The hearing aid battery is now unavailable, so I made a rather nasty lash-up job using a Burr-Brown DC-DC converter. I thought nobody would see it. (Be sure your sins will catch you out!) |