Interval for wiper (CB22113E)

This windshield wiper interval was found in an old documentation. The SCR can be the C106 and the transistor a BC548.

48V Low Side Current Sensor (CB5241E)
Based on the Linear Technology LTC2054, this -48 V circuit was found in a 2005 manual. The circuit is...
Video Amplifier LM359 (CB14371E)
The circuit uses a fast Norton amplifier in a configuration that excites a 75 ohms line. The...
Airflow detector (CB7427E)
Found in a Popular Electronics from the 1990s, this circuit uses components from National...