Electronics Help Care Amplifier circuit diagram

2N3703 transistor pinout: This is about 2N3703 transistor details. 2N3703 transistor pinout 2n3703 is a PNP transistor. 1st pin is the Emitter. 2nd pin is the collector. 3rd pin is the base. Collector-Emitter Voltage is = -30 Voltage. Collector-Base Voltage is = -50 Voltage. Emitter-Base Voltage is = -5 Voltage. …

2N3702 transistor pinout: This is about 2N3702 transistor details. 2N3702 transistor pinout. 2n3702 is a PNP transistor. 1st pin is the Emitter. 2nd pin is the collector. 3rd pin is the base. Collector-Emitter Voltage is = -25 Voltage. Collector-Base Voltage is = -40 Voltage. Emitter-Base Voltage is = -5 Voltage. …

crossover circuit diagram: This is a crossover circuit diagram. this circuit is used in the sound box. we need this circuit to protect the tweeter and mid-range speaker. if we don’t use this circuit in a sound box then the tweeter will burn. every amplifier needs this circuit diagram.  transistor …

how to make a delay timer circuit: This is a delay circuit diagram. we can set the time. because this circuit has an adjustable variable, we use 1 mega adjustable variable to set the time. sometimes we need 5 seconds. sometimes we need 10 seconds. It’s needed according to our …

how to make transistor amplifier: This is a transistor amplifier. it’s a 2sc5200 and 2sa1943 transistor amplifier circuit diagram. 2sc5200 is an NPN transistor and 2sa1943 is a PNP transistor. Its Collector-Base Voltage is 230. collector amperes is 15 and base ampere is 1.5. this transistor can make a maximum …

how to make preamplifier: Best preamp for amplifier. we can use this circuit diagram to increase our amplifier sound and sound quality. every amplifier needs a preamplifier to increase the sound. here used a 2n5551 transistor to increase the sound. normally we can see 4558 ic-based preamplifiers. 4558-based needs dual …

Stk amplifier circuit diagram using STK412-150: This is the Stk amplifier circuit diagram using STK412-150. this circuit diagram for STK 412-000 series. this diagram needs High and low voltage. here this circuit used 80-50-0-50-80 voltage. This circuit can make 200 Watts + 200 Watts. we can use 2 power supplies …

12 volt power supply circuit: This is a 12 volt power supply circuit. sometimes we need strong amperes voltage. then we have to use this type of circuit. We use this type of circuit for accurate voltage. If we use a transformer the voltage can’t be always accurate. For this, …

speed controller circuit diagram: This is a motor speed controller circuit diagram for 12 voltage motor. we also can use it for other work. This is a simple DC motor variable speed controller circuit. The circuit makes up of a timer IC NE555. power motor driver transistor IRFZ44N. This transistor …

100 watts amplifier circuit diagram: This is a 100 watts amplifier diagram. it is a stereo amplifier circuit diagram. The right side is 50 watts and the left side is 50 watts. Both sides are 4 ohms. here used Ic LM3886.  this amplifier was powered by a stabilized positive negative …