Constant high current regulator – circuit modules using BD140, 555, 3041, BC546, 4060

Constant high current regulator – circuit modules
Constant-Voltage Constant-Current Battery Charger – BD140, 555, 3041, BC546, 4060
How to make Audio power Amplifier and Repairing
Constant high current regulator – circuit modules using BD140, 555, 3041, BC546, 4060
Constant high current regulator – circuit modules
Constant-Voltage Constant-Current Battery Charger – BD140, 555, 3041, BC546, 4060