Position: Index > Oscillator Circuit >
  • Square Wave Oscillator with Minimum Components Count

    2016-08-12 10:54:2760

    This circuit generates a square-wave which is useful as a clock signal or AC drive for the excitation of sensors. this article presents a square-wave o...

  • CURRENT_CONTROLLED_SUBCARRIER_OSCILLATOR

    2016-08-12 10:35:4159

    Uses time-controlled reactance modulation. Operating frequency is altered by in. troducing alternating current having same frequency but 90° out of ph...

  • TV_horizontal_AFC_and_oscillator_with_sync_separator_for_pos

    2016-08-12 07:44:2760

    TV horizontal AFC and oscillator with sync separator for positive sync, using an ECG1086 16-pin DIP. The single transistor shown is an ECG199, a horizo...

  • 01_1000_CPS_DECADE_SWITCHING_TWO_PHASE_OSCILLATOR

    2016-08-12 06:12:2159

    Simultaneous outputs at 90 deg phase difference have constant amplitudes over entire range. Direct coupling between stages avoids phase error.-Y. P. Yu...

  • SOLAR_POWER_OSCILLATOR

    2016-08-12 05:39:5563

    Supply voltage for single-transistor audio oscillator is generated by Radio Shack 276-115 selenium solar cell that produces about 0.35 V in bright sunl...

  • HIGH_STABILITY_3_35_MC_OSCILLATOR

    2016-08-12 05:12:4959

    Modification of Lampkin circuit uses pair of cathode followers in cascade, with tube circuits being tapped across part of coil and excited from resonat...

  • Reset_stabilized_oscillator

    2016-08-12 03:14:1759

    This circuit shows a synchronous clock generator, where the output locks at a higher frequency than the sync input. The maximum practical output-freque...

  • LIGHT_SENSITIVE_AUDIO_OSCILLATOR

    2016-08-12 02:52:4661

    This circuit's frequency of oscillation increases directly with light intensity. The greater the light intensity, the higher the frequency of the oscil...

  • Automobile-rf oscillator locater

    2016-08-12 02:51:4864

    The Automobile-rf oscillator locater is made up of two parts. The first is a sensitive receiver shown in Fig. 8-4b. The second is an rf oscillator, who...

  • 1Mhz fet crystal oscillator

    2016-08-12 02:35:5566

    This stable oscillator circuit exhibits less than 1 Hz frequency change over a VDD range of 3-9 volts. Stability is attributed to the use of MOSFET dev...

  • THREE_OUTPUT_3_KC_OSCILLATOR

    2016-08-12 02:05:0359

    L-C oscillator provides carrier voltages of 4 V rms at 3 kc to blood-volume servo amplifier and to venous and arterial pressure indicator-Amplitude sta...

  • 555 Audio Oscillator circuit driven by radiofrequency

    2016-08-12 01:57:5860

    As shown in the picture 3-14, a 555, R1, RP1,C1 and other parts constitute a controllable audio oscillator, the frequency ofparameter in the picture ra...

  • 90-125 Mhz Crystal RF Oscillator

    2016-08-12 01:28:5364

    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 sev...

  • Mosfet Mixer-Oscillator Circuit For Am Receivers Circuit

    2016-08-12 00:15:0380

    This circuit is an improved front end for upgrading a transistor AM receiver. This front end is useful when the radio is to be used as a tuneable IF am...

  • Electronic_organ_master_oscillator_using_an_ECG1026_thin_fil

    2016-08-11 23:54:4362

    Electronic organ master oscillator using an ECG1026 thin-film hybrid module. Output is taken at pin 7, where the VTVM is shown connected to test output...

  • 10 to 1000 MHz Oscillator

    2016-08-11 23:44:4562

    Nowadays, it is no longer necessary to use discrete components to build oscillators. Instead, many manufacturers provide ready-made voltage-controlled ...

  • Voltage control oscillator circuit composed of the Schmitt t

    2016-08-11 23:25:0459

    The voltage control oscillator (negative voltage control oscillator) that is composed of the Schmitt trigger is as shown in the figure, the oscillation...

  • COMBINED_R_F_AND_A_F_OSCILLATOR

    2016-08-11 22:23:3361

    Used for checking am receivers. Generates r-f at 0.6 Mc, determined by L1-C1, and relaxation-type audio output of 400 cps at A.-W. H. Ko, Tunnel-Diode ...

  • FSK_OSCILLATOR_FOR_EKG_RELAY

    2016-08-11 20:05:3659

    Used in satellite system for relaying electrocardiograms in digital form. Input consists of 8-bit words obtained in serial form from universal asynchro...

  • Voltage control oscillator circuit composed of the Schmitt t

    2016-08-11 18:36:4361

    The voltage control oscillator (negative voltage control oscillator) that is composed of the Schmitt trigger is as shown in the figure, the oscillation...

  • Phase Shift Oscillator

    2016-08-11 18:06:2960

    We select the so called phase shift oscillator ?as a first example as it exemplifies very?simplythe principles set forth in the previous blog post. The...

  • MULTI_WAVEFORM_OSCILLATOR

    2016-08-11 17:54:1460

    By varying collector load, emitter resistors, and C, oscillator can produce triangular wave, square wave up to 30 Mc, microwattt audio signal, or serve...

  • Voltage control oscillator circuit of the practical CMOS int

    2016-08-11 16:40:4459

    The voltage control oscillator which uses the CMOS integrated circuit always has the positive and negative power supplies, but the CMOS integrated circ...

  • Frequency Modulated Oscillator

    2016-08-11 16:36:0161

    This FM oscillator can be used for wireless audio, microphone and part-15 applications where stable frequency modulated oscillators is needed. Lt can b...

  • Wien Oscillator Regulator Circuit

    2016-08-11 14:51:3962

    In Wien Bridge, the change of any resistance will change frequency and attenuation. As seen in the figure, the adjustment of resistance can alter the c...

  • 50_kHz_OSCILLATOR

    2016-08-11 14:16:5760

    A 50 kHz circuit is possible becasuse of the more nearly ideal characteristics of the D5K....

  • One_shot_multivibrator_using_an_ECG955M_timer_oscillator_chi

    2016-08-11 13:32:4759

    One-shot multivibrator using an ECG955M timer/oscillator chip. Upon application of a negative trigger to pin 2 the flip-flop is set, which releases the...

  • 10_MHz_oscillator_using_a_single_ECG703A_chip_that_can_be_us

    2016-08-11 12:05:2960

    10 MHz oscillator using a single ECG703A chip that can be used as a short range transmitter. it is possible to modulate the oscillator by inserting the...

  • Low-Cost Wien Oscillator Circuit Composed of F007

    2016-08-11 09:38:4061

    As seen in the figure is the low-cost wien oscillator circuit. On one hand, it can solve the problem of using expensive inductance coil in ordinary osc...

  • 32.768 KHz Oscillator using Watch Crystal

    2016-08-11 08:03:4867

    32.768 KHz Oscillator using Watch Crystal a 32.768 KHz square wave from a common watch crystal. The output can be fed to a 15 stage binary counter to o...

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