H Bridge Current Monitor (CB5393E)

We found this circuit in a 2005 Linear Technology manual. Observe the component values and operating current range.

Low Power Amplifier with Transformer (CB12874E)
This circuit provides just over ½ W to a small speaker. We found this configuration in an old...
Sound activated switch (CB9087E)
Found in American documentation from the 1980s, this circuit can be designed with equivalent...
Blocking Oscillator (CB25644E)
This circuit was found in the December 1993 issue of Electronics Now. With the components shown the...