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 ...