We found this circuit in an Electronics Now magazine from June 1995. The transformer has a primary according to the network and a secondary of 6 to 9 V with 100 mA.
This circuit was found in a National Semiconductor manual that is now a Texas group company. The...
This switch or band selector for receivers was found in a Popular Electronics from the 1990s. The...
L1 is the secunday wound of a common power transformer with voltages between 6 and 12 V and...