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  • Self-powered Sine to Square wave Converter(CD4069)

    2015-01-01 00:00:00315

    This article describes the Self-powered Sine to Square wave Converter (CD4069). The principle is very simple, very practical. The circuit components ca...

  • 1KHz Sine wave Generator(BC238)

    2015-01-01 00:00:00217

    This article describes a 1KHz Sine wave Generator (BC238). The principle is very simple, very practical. The circuit components can help you understand...

  • Sine Wave To TTL Converter(BFR93A)

    2015-01-01 00:00:00684

    This article describes the Sine Wave To TTL Converter (BFR93A). The principle is very simple, very practical. The circuit components can help you under...

  • Adjustable High-Low Frequency Sine Wave Generator(TCA0372 )

    2015-01-01 00:00:00394

    This article briefly describes Adjustable High-Low Frequency Sine Wave Generator (TCA0372). This principle is easy to understand, but also very practic...

  • Soft start business unit circuit diagram

    2015-01-01 00:00:00414

    This article introduces the soft start circuit diagram of public institutions. The circuit is very simple, very cheap, but it is very effective. If you...

  • Sine wave-to-square wave converter

    2015-01-01 00:00:00235

    The sine input is ac coupled by capacitor C; Rl and R2 bias the input midway between Vn and Vp, the input threshold voltages to provide a square wave a...

  • Sine Wave To Square Wave Converter Circuit

    2015-01-01 00:00:00230

    This circuit turns a sine wave into a square wave. It is comprised of a single 2-input NAND Schmitt trigger that`s configured as an inverter with a tri...

  • Sine wave descrambler

    2015-01-01 00:00:00154

    This decoder features a sine wave recovery channel and uses a PIN diode attenuator driven by the sine wave recovery system to cancel out the sine wave ...

  • Square-to-sine-wave-converter

    2015-01-01 00:00:00700

    Two pairs of MOSFETs form a bridge that alternately switches current in opposite directions. Two parallel-resonant LC circuits complete the converter. ...

  • Triangle-to-sine converters

    2015-01-01 00:00:00234

    Conversion of triangle wave shapes to sinusoids is usually accomplished by diode-resistor shaping networks, which accurately reconstruct the sine wave ...

  • Sine Wave Oscillators

    2015-01-01 00:00:00318

    We have already treated several kinds of relaxation oscillators in these units. The sine waves that your function generator creates are made from squar...

  • Sine-Wave Vco Circuit

    2015-01-01 00:00:00372

    A dc control voltage varies the effective resistance iri feedback network C4/C3/C1 and R12/R3. Q2/Q3 are the oscillator transistors. Reprinted Url Of T...

  • Sine-square-wave-oscillator

    2015-01-01 00:00:00227

    The circuit will provide both a sine-and square-wave output for frequencies from below 20 Hz to above 20 kHz. The frequency of oscillation is easily tu...

  • Wien Bridge Sine Wave Oscillator Circuit

    2015-01-01 00:00:00158

    This Wien-bridge sine-wave oscillator uses a 2N3819 as an amplitude stabilizer. The 2N3819 acts as a variable-resistance element in the Wien bridge. Re...

  • Sine- And Square-Wave Ttl Oscillator

    2015-01-01 00:00:00182

    Using a Quad NAND Gate, the TTL oscillator can use fundamental crystals between 1 and 10 MHz. The sine -wave output is taken directly from the crystal,...

  • Sine Wave Generator Circuit

    2015-01-01 00:00:00231

    In this circuit, a square wave is filtered by a high-order low-pass filter so that a -3-dB frequency will eliminate most harmonics of the waveform. As ...

  • Highly Stable 60Hz Sine-Wave Source Circuit

    2015-01-01 00:00:00496

    A highly-stable 60-Hz sine wave can be delivered with this circuit, which offers a different and much simpler approach to gaining a stable amplitude. C...

  • Adjustable sine-wave audio oscillator

    2015-01-01 00:00:00236

    Lamp LI stabilizes the loop gain at higher frequencies while the limiting action of R2, CRI, and CR2 prevents clipping at low frequencies and increases...

  • Pure Sine-Wave Generator Circuit

    2015-01-01 00:00:00214

    A TTL counter, an 8-channel analog multiplexer, and a fourth-order low-pass filter can generate 10- to 25-kHz sine waves with a THD better than -80 dB....

  • Sine-square wave oscillators

    2015-01-01 00:00:00231

    This circuit will provide both a sine and square wave output for frequencies from below 20 Hz to above 20 kHz The frequency of oscillation is easily tu...

  • Sine-Wave Generator

    2015-01-01 00:00:00265

    Cascading two identical integrators will thus result in an overall phase shift of 180?° and an amplification of unity (p rovided that the frequency is...

  • Pure Sine-Wave Generator

    2015-01-01 00:00:00233

    This circuit produces a pure, - 80-dB THD sine wave with a frequency that is equal to the fc of IC3`s filter. A TT L counter, an 8-channel analog multi...

  • Lc Sine-Wave Generator

    2015-01-01 00:00:00309

    This compact LC oscillator offers a frequency range of about 1 kHz to almost 9 MHz and a low-distortion sine-wave ou tput. The heart of the circuit is ...

  • A sine-cosine generator

    2015-01-01 00:00:00174

    The scheme presented delivers waveforms from any function generator producing a triangular output and a synchronized TTL square wave. A1 and A2 act as ...

  • Programmable-frequency-sine-wave-oscillator

    2015-01-01 00:00:00147

    A Wien-bridge oscillator can be made Vllriable by using two frequency-determining parts that are varied simultaneously at high tracking accuracy. High-...

  • Sine-Wave/Square-Wave Converter

    2015-01-01 00:00:00396

    An op amp used as a comparator produces a 10-V p-p square-wave output with 100-mV input, to 15 kHz. Adjust R5 for symmetry of square wave at low input ...

  • Battery Powered Sine Wave Generator Circuit

    2015-01-01 00:00:00174

    The quality of the sine wave depends on how closely you match the components in the twin-T network in the op amp`s feedback loop. Reprinted Url Of This...

  • Audio sine-wave generator

    2015-01-01 00:00:00177

    U1A, an op amp, oscillates at the frequency at which the phase shift in the Wien bridge network is exactly zero degrees. Changing bridge component valu...

  • Sine-wave shaper

    2015-01-01 00:00:00186

    Uses a CA3140 BiMOS op amp as voltage follower, together with diodes from a CA3019 array, to convert a triangular signal (such as obtained from a funct...

  • Audio signal (sinewave) generators

    2015-01-01 00:00:00110

    There are dozens, probably hundreds of circuits for audio sinewave generators but certain old chestnuts are still favourite and the basic circuits have...

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