Sine wave Generator Circuit using Wein Bridge Oscillator

The post narrates a simple yet accurate sine wave generator circuit using a typical Wein bridge oscillator A Wien bridge oscillator is actually a form of electronic oscillator which builds sine waves. It could possibly produce a wide variety of frequencies. The oscillator is dependent on a bridge circuit formerly formulated by Max Wien in […]

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555 Timer Ramp Generator

The post explains how a IC 555 timer ramp generator circuit can be made using a single IC 555 and few other passive components When a capacitor gets charged from the source of voltage via resistor, the capacitor generates high waveform. The charging of the capacitor from a fixed source of current also generates ramp. […]

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How to Design IC 555 Astable Circuit

  The post explains how to design a IC 555 astable multivibrator circuit through formulas and calculations. Free-running multivibrator or Astable multivibrator is a circuit that generates rectangular wave. This circuit in comparison to others can run by itself i.e. it does not require any external trigger to run. However, in order to design the […]

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Making an Electronic Tuning Fork Circuit

A typical tuning fork creates a note of 440 Hz, that may be, the global A (orchestral pitchl. lt is not really quite challenging to make an electronic tuning fork. A good oscillator, a divider, a loudspeaker along with a battery are generally that’s needed.   To become beneficial, an effective ‘electronic tuning fork’ need […]

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How to Build a RF Signal Jammer Circuit

The article represents an uncomplicated homemade RF signal jammer circuit that anyone can use for jamming any RF signal within a radial selection of 10 meters.   A basic appearing RF signal jammer circuit can be watched in the above diagram, that could be effective at jamming different kinds RF signal within the choice of […]

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How to Make a 3 Phase Signal Generator Using Transistors

The publish clearly shows a very easy 3 phase generator circuit design that makes use of just three transistors and a few passive components for starting the preferred three phase output.     Talking about the schematic above we are able to notice three identical transistor stages set up in a cross combined manner, owning […]

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Simple Tachometer circuit

Portrayal. Here is a straightforward circuit that can be utilized as a tachometer. The circuit is fundamentally a recurrence to current converter which changes over the approaching sign into a relative current to drive the meter. The avoidance on the ammeter will be corresponding to the recurrence of the approaching sign. For utilizing this circuit […]

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Sine Wave Oscillator Circuit

To maintain oscillation the op. amp. must have a gain equal or exceeding this attentuation which is in fact x3. The desired gain is obtained by selecting the ratio of feedback resistance to input resistance of the inverting input (RV2 + R3)/R2. lf the overall gain, including feedback, exceeds unity the circuit will produce sine […]

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Signal Injector Circuit

While troubleshooting amplifier and audio related equipment, a signal injector circuit becomes one of the most essential tools, here we learn how to make a signal injector circuit. Here is a two in-one test instrument incorporating a signal injector and a signal tracer. If any audio equipment is not working, an audio signal can be injected at the volume […]

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Exponential Waveform Generator Circuit

This exponential waveform generator circuit provides you with a waveform which sinks exponentially from a specific voltage to near-zero, after which quickly resets to reactivate the sequence. In the beginning C1 is charged to +12V, and O1, O2 are each off. The timing capacitor at this time there discharges gently by means of R1, the […]

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