This small control for DC motors up to approximately 1 A uses an operational amplifier that admits equivalent. The transistor can be TIP29 for currents up to 1 A or BD135 for 500 mA.
The circuit we present is suggested by Linear Technologies (www.linear.com) and makes use of an...
This amplifier provides a power of 8 W with 12 V symmetrical power. The gain of 30 dB and the...
This circuit was found in the September 1996 issue of Electronics Now magazine. The sound provided has...