The purpose of this circuit found in an old Elektor is to light a lower power lamp when the bigger one burns out. The loads depend on the triacs.
This 3-decade operating range VCO was found in a 90s Popular Electronics. The circuit uses...
This circuit causes the powered lamp to fluctuate in brightness by 20% intensity. It can be used...
This circuit was found in a Motorola Manual of 1965. The circuit has neon lamps as trigger...