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Electronic Drum Synthesizer – Circuit Schematic
Electronic Drum Synthesizer
The circuit below consists of two `twin-T` oscillators set to a point below oscillation. To set the circuit into oscillation, we can touch the Touch Pad. Here ....
Do Oscillation Building Circuit by Your Self! – Circuit Schematic
Do Oscillation Building Circuit by Your Self!
oscillator is a mechanical or electronic device that works on this principles of oscillation. Oscillators are a basic building blockupon which the whole structu...
Crystal Tester – Circuit Schematic
Crystal Tester
A crystal tester circuit is very simple, it contains only oscillator and detector inside. This crystal tester circuit uses one transistor for the oscillator and...
Crystal Oscillator with CMOS Inverter – Circuit Schematic
Crystal Oscillator with CMOS Inverter
This is an astable multivibrator? (oscillator) circuit using CMOS inverter. This circuit uses CD4007 or MC14007. This circuit has operating frequency range of ....
Crystal Oscillator Circuit – Circuit Schematic
Crystal Oscillator Circuit
Crystal oscillator circuitis a simple oscillator circuit when we look at the schematic diagram. A crystal oscillator circuit is nothing but a replacement of an ...
Crystal Oscillator - Parallel Resonant – Circuit Schematic
Crystal Oscillator - Parallel Resonant
74HCU04 is a chip that was made for this purpose, HCT may not work for such a circuit. C1 and C2 can go to upto 33pF and R2 can be increased to make R2 * C2 = t...
Cmos Pair 2-Mhz Crystal Oscillator – Circuit Schematic
Cmos Pair 2-Mhz Crystal Oscillator
This is a 2 MHz crystal circuit using CMOS pair. This circuit is ideal for uses in digital watches and clock because this circuit has low power drain. The oscil...
Capacitance Meter Using 555 Oscillator – Circuit Schematic
Capacitance Meter Using 555 Oscillator
The frequency formula of 555 oscillator is popularly known. For a known resistors and capacitor, the frequency can be determined by a formula. From the math....
Bubba Oscillator – Circuit Schematic
Bubba Oscillator
Bubba oscillator is another example of phase shift oscillator. The Bubba oscillator takes the advantage of quad op-amp package to get 45 degree phase shift for....
Basic Oscillator (Tone Generator) At 1.8 KHz -alarm circuits – Circuit Schematic
Basic Oscillator (Tone Generator) At 1.8 KHz -alarm circuits
Here we have an astable oscillator built around 555, which gives an alarm tone of 1. 8 KHz directly driving a speaker. This is basic alarm circuit, which is lat...
Adjustable High/Low Frequency Sine wave generator – Circuit Schematic
Adjustable High/Low Frequency Sine wave generator
This circuit uses the versatile MAX038 function generator. Although in this circuit some of the advanced characteristics of this IC are disabled, you can genera...
90-125 Mhz Crystal RF Oscillator – Circuit Schematic
90-125 Mhz Crystal RF Oscillator
This is a circuit of 90-125 MHz Crystal which is very useful for VHF/UHF converters. This circuit provide 5 to 15 mW output. High-quality fifth- or seventh-over...
voltage to frequency converter with 555 – Circuit Schematic
voltage to frequency converter with 555
This voltage to frequency converter (VFC) circuit uses 555 IC and 741 op-amp as the main components. Up to 20kHz oscillation can be produced by this circuit...
555 IC Oscillator with 50% Duty Cycle – Circuit Schematic
555 IC Oscillator with 50% Duty Cycle
A square wave oscillator using 555 IC can be configured to give symmetric oscillation (50% duty cycle). Other circuit uses diodes to split the charging and the....
555 IC Linear Ramp (Sawtooth) Generator/Oscillator – Circuit Schematic
555 IC Linear Ramp (Sawtooth) Generator/Oscillator
The Vc1 increases linearly when the pull-up resistor RA in the monostable circuit is replaced with constant current source, generating a linear ramp. The linear...
40KHZ LED TEST SIGNAL GENERATOR – Circuit Schematic
40KHZ LED TEST SIGNAL GENERATOR
This 40KHz crystal controlled oscillator circuit drives an infrared LED with powerful 40ma pulses...
20 kHz Astable Multivibrator with Transistors – Circuit Schematic
20 kHz Astable Multivibrator with Transistors
Astable multivibrator or oscillator circuit is based on positive feedback. We can design such circuit using op-amp, logic gates, or transistors. Here we can....
2-MHz Frequency Standard With Dividers – Circuit Schematic
2-MHz Frequency Standard With Dividers
This is an oscillator circuit that can be used for calibrating frequency counters, amateur receivers and frequency meters. This circuit is called 2MHz standard ...
100MHz Varicap Oscillator – Circuit Schematic
100MHz Varicap Oscillator
This is a 100MHz Varicap Oscillator circuit. This circuit can provide modulation signals less than 28V and frequency deviation of 28 MHz peak-to-peak. This ....
10 to 1000 MHz Oscillator – Circuit Schematic
10 to 1000 MHz Oscillator
Nowadays, it is no longer necessary to use discrete components to build oscillators. Instead, many manufacturers provide ready-made voltage-controlled osci....