This circuit amplifies signals from 0.5 Hz to 300 kHz. We found it in an old documentation. Equivalent transistors may be used. The gain is 20 dB.
This non-inverting AC amplifier was found on a Popular Electronics. The setting applies to any...
This basic configuration of an astable multivibrator was found in a publication of the year 1968....
Suggested to power the previous circuit, this power supply was found in the December 1990 issue of...