This 3-digit code switch was obtained from an old American documentation. The capacitor is 470 uF and the secondary 12 V transformer, or according to the relay used. The SCR can be TIC106 and R1, R2 are 3k3. The diodes are 1N4002 or equivalent.
This 3-digit code switch was obtained from an old American documentation. The capacitor is 470 uF and the secondary 12 V transformer, or according to the relay used. The SCR can be TIC106 and R1, R2 are 3k3. The diodes are 1N4002 or equivalent.
