Rangkaian Pendeteksi Metal

This is a metal detector circuit used IC CS209A . A 100uH coil is used to sense the presence of metal. The IC CS209A has a built in oscillat...

Rangkaian Pre-Amp Sepul Gitar

This is a pre-amp guitar circuit suitable for high impedance type electric guitar pickups. The circuit is based on a uA 741 op-amp (IC1). Th...

Rangkaian Bell Pintu Rumah

This is a doorbell circuit use IC NE555.When some one presses switch S1 momentarily, the loud speaker sounds a bell tone as long as the time...

Rangkaian Penerima Radio Fm Sederhana

Here is a FM radio circuit using IC7400. IC TDA7000 is a monolithic integrated circuit for mono FM portable radios, where a minimum on perip...

Rangkaian Sensor Parkir Mobil

This is circuit can be used for sensing the distance between the rear bumper of the car and any obstacle behind the car. The distance can be...

Rangkaian 100 watt Sub-Woofer Amplifier

This is the circuit of subwoofer amplifier. This amplifier can produce an output of 100Watt. There are seven transistors including four in ...

Osilator Gelomabang Kotak varibel 1Hz-10Khz

This is a Circuit of square wave generator using IC uA741 . The circuit uses positive feedback for Schmitt trigger action and negative feedb...

Cara Menguji LDR menggunakan Multi Meter

The resistance value of LDR (Light dependent resistor) will change with light intensity about it or around it. In dark conditions the resi...

Rangkaian Pre- Amp mic 3 input - lm741

This is a 3 input mic mixer circuit using IC LM 741. Four 741s are used here. IC1, IC2, IC3 are used as preamplifiers. They produce a gain ...

Pemancar Fm 88-108Mhz - IC MAX2606

This is a FM transmitter circuit using Maxim semiconductors IC MAX2606. In the circuit the nominal frequency is set to 100 Mhz by inductor L...

Rangkaian 3 band Graphic Equalizer

This is the circuitof 3 band graphic equalizer using IC LF351 and few components. IC LF351 which is a wide bandwidth single JFET operatio...

Rangkaian Penguji Transistor

This is a circuit can b e used to check the hfe of transistors. Both PNP and NPN transistors can be checked using this circuit. Hfe as hi...

Lampu otomatis menggunakan photocell (LDR)

This is a photocell circuit for detecting the light intensity. At full light the resistance of the photocell will be few ten ohms and at ...

Karakteristik Tegangan Dioda Zener

Gambar dan simbol dioda zener Zener diode is specially designed to operate in the reverse biased mode. It is acting as normal diode while f...

Rangkaian 100watt Inverter 2N3055

This is a 100 Watt inverter circuit using minimum number of components. Here circuit used IC CD 4047 IC from Texas Instruments for generati...

Control Kecapatan Fan-Metode PWM

The following circuit is a circuit that is used to adjust the fan speed by using the PWM (Pulse Width Modulation). This circuit is very ...

Pengisi Battery Li-On Menggunakan USB

USB port it is one of the most useful port. Besides being used as an interface port for the device I / O computer, this port was also used a...

Rangkaian Frekuensi Counter Digital

With a microcontroller system AT89c2051 and an LCD display we can create a digital frequency counter which can measure frequencies up to 250...

Rangkaian Microphone/Mic FM Wireless

Microphone/Mic FM Wireless is basically an FM transmitter to low power. FM Wireless Mic circuit you can use it to replace the wireless mic...

Rangkaian Driver/Buffer Saklar Relay

This is a circuit instead of a standard on-off switch. Switching (Saklar) is very gentle. If we don’t use the PCB, connect unused input pi...