20-12-2020, 01:29 PM
This is the circuit of the HT power supply in the January 1958 Radio Constructor magazine and titled "A Transistor D.C. Converter"
The transformer is hand wound and based on a miniature 3S4 output transformers with modified windings. The "T" and "U" laminations have the dimensions shown in the attachment and are stacked 1/4in deep. A feedback winding is added and consists of 60 turns of 36 s.w.g. enamelled wire.
Geordie McBoyne.
The transformer is hand wound and based on a miniature 3S4 output transformers with modified windings. The "T" and "U" laminations have the dimensions shown in the attachment and are stacked 1/4in deep. A feedback winding is added and consists of 60 turns of 36 s.w.g. enamelled wire.
Geordie McBoyne.
