Position: Index > Oscillator Circuit >
  • HEX_BUFFER_CRYSTAL_OSCILLATOR

    2016-08-19 01:41:5961

    A 4049 single section acts as a crystal oscilla-tor, driving another section as a buffer, leaving four sections for other use. Use a 32- or 20-pF paral...

  • 163_MHz_oscillator_for_low_side_injection_in_CB_operation_us

    2016-08-19 01:08:5959

    16.3 MHz oscillator for low-side injection in CB operation using a TIS148 dualgate MOSFET(courtesy Texas Instruments Incorporated)....

  • NEGATlVE_RESISTANCE_LED_OSCILLATOR

    2016-08-19 00:43:2561

    Covers frequency range of about 3.2-8 kHz with values shown. WilI drive Ioudspeaker inserted at point X. For lower frequency (range of 120-1800 Hz) and...

  • Crystal oscillator using TTL (SN7404)

    2016-08-18 23:49:53108

    This article describes the Crystal oscillator using TTL (SN7404). The content is very simple, very helpful. Components in this article can help you und...

  • Parallel type crystal oscillator circuit

    2016-08-18 22:15:2962

    Among this circcuit, the resistors R1,2 and resistors R5, R6, R7 are the DC bias component of the transistors VT1 and VT2.High-frequency choke coil L2 ...

  • Variable Duty-Cycle Oscillator Circuit

    2016-08-18 21:44:4559

    Using a potentiometer and steering diodes, this 1.2-kHz oscillator will provide 1 to 99% duty cycle. Vary CI to change frequency. NOTE: Diodes have the...

  • Monostable oscillator

    2016-08-18 21:03:5259

    The output of a video amplifier is differentiated before being fed to a Schottky comparator. The propagation delay is reduced to typically 10ns. The ou...

  • 50Hz ACCURATE OSCILLATOR CIRCUIT SCHEMATIC DIAGRAM

    2016-08-18 20:14:5567

    50Hz ACCURATE OSCILLATOR CIRCUIT SCHEMATIC DIAGRAM The IC ELM446 is an 8 pin digital divider integrated circuit, that provides both 50Hz and 1Hz output...

  • ZENER OSCILLATORS

    2016-08-18 19:47:5060

    These two circuits are interesting from an academic point of view. Their practical implementation is rather critical and it is not easy to get steady o...

  • Stable_RC_oscillator

    2016-08-18 19:25:5860

    This circuit shows an RC clock circuit, which depends primarily on the RC elements for stability. The nominal-120-ppm/℃ temperature coefficient of th...

  • RELAXATION_OSCILLATOR

    2016-08-18 18:27:1562

    This oscillator runs at about 150 Hz, but C1 and/or R4 can be proportionately changed to alter this frequency. Rise and fall times are 12 and 7 μs, re...

  • RING_TYPE_OSCILLATOR

    2016-08-18 18:22:4160

    After core-setting current is removed, pulse output of Q1 is followed by output of Q2 after delay of 100 microsec to 3 sec, depending primarily on inpu...

  • PLL Oscillator for Medium Wave Application

    2016-08-18 17:58:2059

    PLL oscillator is used to get very stable frequency woth very low distortion of sine wave output. The stability is equal to crystal-based oscillator, a...

  • PLL_CODE_PRACTICE_OSCILLATOR

    2016-08-18 17:36:3260

    This CPO usesa 567 phase-locked loop, IC1, as the variable tone generator. The oscillator's frequency is set by R6, and the frequency range can be chan...

  • Variable frequency oscillator

    2016-08-18 16:25:3461

    Description. Here is a simple variable frequency circuit based on timer NE555. Here NE55 is wired as an astable multivibrator, whose output frequency c...

  • Pulse Generator (Oscillator) With Adjustable On-Off Period U

    2016-08-18 16:10:3460

    One of the interesting features of CA3130 op-amp is its high input resistance, because using such high? input resistance, we can build an astable multi...

  • 1 khz oscillator

    2016-08-18 15:56:1061

    This circuit operates as an oscillator and a timer. The 2N6028 is normally on due to excess holding current through the 100 k resistor. When the switch...

  • Low frequency oscillator-flasher

    2016-08-18 15:44:0659

    Electrolytic capacitors are unnecessary to generate a 1 cps frequency. As an scs triggers on, the 0.2 ?μ?¥ commutating capacitor turns off the other...

  • 50DUTY_CYCLE_OSCILLATOR

    2016-08-18 15:39:1159

    Frequency of oscillation depends on the R1/C1 time constant and allows frequency adjustment byvarylng R1....

  • VOLTAGE_CONTROLLED_BUTLER_OSCILLATOR_

    2016-08-18 15:15:1863

    Provides 70% frequency deviation. When tuned to 2 Mc, frequency deviation is -205 kc at 0 V control input and +1,289 kc at 20 V, though frequency devia...

  • PREFERRED_2000_83000_PPS_BLOCKING_OSCILLATOR

    2016-08-18 13:37:4059

    Parallel-triggered circuit responds to trigger pulses separated by only few microsec, as required for distance-mark generators and pulse coding circuit...

  • STRIP_LINE_OSCILLATOR

    2016-08-18 12:44:2059

    The figure shows a prototype strip tine oscillator that is capable of providing an operating range of 3.5:1 before oscillation ceases Length A∶40 mm,...

  • High Frequency Colpitts Crystal Oscillator CIRCUIT (LT1191)

    2016-08-18 12:07:2759

    This article describes the High Frequency Colpitts Crystal Oscillator CIRCUIT (LT1191). The content is very simple, very helpful. Components in this ar...

  • Safe Oscillator For Watch Crystals(4011B)

    2016-08-18 11:51:2159

    This article briefly describes the Safe Oscillator For Watch Crystals (4011B). This principle is easy to understand, but also very practical. Depth und...

  • Crystal Oscillator (LM111)

    2016-08-18 11:20:3260

    This article describes Crystal Oscillator (LM111). The content is very simple, very helpful. Components in this article can help you understand better ...

  • UJT_relaxation_oscillator

    2016-08-18 11:07:2760

    This figure shows the circuit, waveforms, and characteristics, where a UJT is used as a relaxation oscillator. This basic building block is used in mos...

  • MACHINE_GUN_CONTROL_OSCILLATOR

    2016-08-18 09:48:2660

    Phase-shift oscillator firing circuit for airborne 20-mm guns permits operation anywhere in range of 600 to 900 rounds per minute,Accuracy is improved ...

  • Stable Low Frequency Crystal Oscillator (2N3823)

    2016-08-18 09:47:3460

    This article describes the Stable Low Frequency Crystal Oscillator (2N3823). The content is very simple, very helpful. Components in this article can h...

  • 100MHz Varicap Oscillator

    2016-08-18 08:25:5161

    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. ...

  • Hartley Oscillator

    2016-08-18 07:57:2161

    The Hartley oscillator is as popular asColpitts os-cillatorand is widely used as local oscillator in radio receivers. The circuit arrangement is shown ...

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