Some Electronics Information
Why some CMOS circuits don't work as you expect (dated 1983)
Problem using 2N1613 'drop outs' in place of 2N697
Confusion with Japanese transistors E.g. A transistor labeled as "C945" may not be a 2SC945, but a KSC945 instead (possible different pinout).
Fuses - quick and slo-blo
Does a tingle mean that your appliance is dangerous ? (dated 1988)
Oscilloscopes - XYZs of Oscilloscopes - early version
Oscilloscopes - XYZs of Oscilloscopes - later version
Oscilloscopes - DSO
Low ESR capacitors: Fact or Fiction? (dated 2001)