AM Receiver Circuit

Description:This is a compact three transistor, regenerative receiver with fixed feedback. It is similar in principle to the ZN414 radio IC which is now no longer available. The design is simple and sensitivity and selectivity of the receiver are good.Circuit DiagramNotes:All...

Simple AC Power Current detector Circuit with LM1458

This circuit will detect power line currents of 250 mA or more without making electrical connections to the line. Current is detected by passing a line of alternating current through an inductive pickup (L1) as a screen diameter of 1 inch U-bolt wound with 800 turns # 30...

Simple 500W Audio Power Amplifier Circuit Diagram with Transistor

We take transistor MJL2194 and MJL2193 for drive output signal.so the amp has a capacity for enormous instantaneous current ability.I think, it is useful for you to apply the circuit with your sound devices.Circuit FunctionalI use the -85 volt when the output current is supplied...

12V Speed Controller Dimmer

This handy circuit can be utilized as a velocity regulateler for a 12V motor rated up to 5A (continuous) or as a dimmer for a 12V halogen or usual incandescent lamp rated up to 50W. It varies the facility to the weight (motor or lamp) the usage of pulse width modulation (PWM)...

Telephone Call Recorder

Today telephone has become an integral part of our lives. It is the most widely used communication device in the world. Owing to its immense popularity and widespread use, there arises a need for call recording devices, which find application in call centres, stock broking firms,...

1998 Toyota Land Cruiser Electrical Wiring Diagram

This is the Official Repair Manual that the dealers and shops use. This is the finest manual available. It is very detailed with good diagrams, photos and exploded views. A must for anyone who insists on Genuine OEM quality parts.you can buy this diagram books at h...

2005 Toyota 4Runner The Rear Windshield Wiper Is Not Working

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TA7230P TA7236P TA7237AP amplifier schematic

Amplifier circuit here is all based on the ic in the gains. Three IC TA7230P, TA7236P, TA7237AP is intregated circuit (IC) which was applied to the power amplifier. Each IC has a different output, different input voltage, all IC TA7230P, TA7236P, TA7237AP is manufactured by Toshiba.You...

1997 Audi A4 Air Conditioning System Circuit and Schematic Diagram on 1997 Audi A4

The following wiring diagram / scematic shows 1997 Audi A4 air conditioning system Circuit and Schematic Diagram which consists of A/C control head, footwell/defroster, flap motor and sensor, temperature regulator, motronic engine control module,...