Position: Index > Oscillator Circuit >
  • CODE_PRACTICE_OSCILLATOR_PRODUCES_AUTOMATIC_DITS_AND_DAH

    2016-08-23 02:02:3859

    The circuit consists of a basic oscillator (above dashed line) and an automatic keyer (below dashed line). The unit can be used with a straight hand ke...

  • WIDE_RANGE_OSCILLATOR

    2016-08-23 00:57:3159

    The gain control allows the oscillator to maintain essentially constant output over its range. The circuit functions over 160 kHz to 12 MHz with essent...

  • 200_MHz_crystal_oscillator

    2016-08-23 00:51:1159

    200 MHz crystal oscillator. This circuit incorporates a 100 MHz oscillator and a frequency doubler. VEE is -5.2 volts (courtesy Motorola Semiconductor ...

  • 2Mhz oscillator

    2016-08-23 00:13:2459

    Miller 9055 miniature slugtuned coil; all resistors 1/4W 5%; all caps min 25 V ceramic. Reprinted Url Of This Article: http://www.next.gr/oscillators/r...

  • Quartz oscillator circuit

    2016-08-23 00:06:5759

    Thisquartz oscillator circuithas greater stability than a parallel resonance circuit. It generates frequencies up to 30 MHz or even higher if you use B...

  • The oscillator circuit with the independent adjustable charg

    2016-08-22 23:39:0659

    As the figure shows, the adjustment of common 555 multivibrator's charging and discharging time will influence each other. This circuit uses the mirror...

  • MULTIPLE_FEEDBACK_R_C_OSCILLATOR

    2016-08-22 22:41:2659

    Gives excellent amplitude stability and low distortion. Uses vibration and shockproof version of Sulzer bridged-T configuration to provide single-frequ...

  • Colpitis oscillator

    2016-08-22 22:05:3161

    Bias for the pnp bipolar transistor is provided by resistor voltage divider network R1/R2. The collector of the oscillator transistor is kept at ac gro...

  • PIERCE_CRYSTAL_OSCILLATOR

    2016-08-22 21:44:1360

    The JFET Pierce oscillator is stable and simple. It can be the clock of a microprocessor, a digital timepiece or a calculator. With a probe at the outp...

  • Crystal oscillator circuit using operational amplifier

    2016-08-22 21:31:5059

    This circuit uses 761 operational amplifier, and theoutput pulse frequency can reach 10MHz. The 2KΩ resistor isused as operational amplifier output st...

  • The sine wave oscillator using LM386

    2016-08-22 19:45:1764

    The chart shows the sinusoidal oscillator circuit using LM386; the circuit uses the Wien bridge oscillator method, and the distortion factor of output ...

  • Pierce harmonic oscillator 100Mhz

    2016-08-22 19:44:1759

    Current meter ranges from 100 pA to 3 mA full scale. Voltage across input is 100 ?μV at lower ranges rising to 3 mV at 3 mA. The buffers on the op amp...

  • Temperature-compensated-crystal-oscillator

    2016-08-22 19:06:5059

    This circuit uses LTC1043 to differentiate between a temperature sensing network and a de reference. The single-ended output biases a varactor-tuned cr...

  • COLPITTS_1_to_20_MHz_CRYSTAL_OSCILLATOR

    2016-08-22 18:44:4859

    This is a simple Colpitts crystal oscillator for 1 to 20 MHz, can be easily made from junk-box parts(provided that a crystal is handy)....

  • VOLTAGE_TUNED_CLAPP_OSCILLATOR

    2016-08-22 18:22:0059

    This voltage-tuned Clapp oscillator uses a varactor diode to set its operating frequency. D1 is an NTE614. L1 is about 7/ (MHz) microhenries. With the ...

  • Adjustment application oscillator circuit

    2016-08-22 17:37:4259

    This circuit uses the 500kHz crystal, and its output can be used as the 5 kHz standard frequency in the frequency scanning debugging program. If you wa...

  • Radio circuit with quartz crystal oscillator

    2016-08-22 17:09:3859

    The circuit's frequency can be to 27MHz. Intermediate frequency is 455kHz. In order to increase the receive frequency, it uses the pre-stage of the fie...

  • Shared RF and base oscillator

    2016-08-22 16:47:2459

    The picture shows a simple oscillator with high stability. It can start automatically with the work voltage of 12 V and work current of 1mA. Its drive ...

  • Crystal quartz crystal oscillator circuit using FET

    2016-08-22 16:41:3461

    Crystal oscillator works as 51MHz crystal( the third harmonic of 17MHz) . According to the different structures, the drain - gate capacitance can be se...

  • LOW_FREQUENCY_OSCILLATOR_FLASHER

    2016-08-22 16:25:0959

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

  • OPERATIONAL_TRANSCONDUCTANCE_AMPLIFIER_OSCILLATOR

    2016-08-22 14:42:1859

    The only components in the simple circuit shown are a CA3048 OTA, a feedback resistor (R1), and a timing capacitor (C1). The output frequency is approx...

  • Low cost Wien oscillator composed of F007

    2016-08-22 14:38:2360

    The chart shows the low cost Wien oscillator circuit. One hand, the circuit can avoid the problem of having to adopt expensive inductors in the general...

  • Low Distortion Oscillator

    2016-08-22 14:03:2060

    With very low harmonic distortion, 2N4416 JFET is suitable to smoothly oscillate in a circuit. On application where low harmonic content is required fo...

  • High-current-oscillator

    2016-08-22 12:32:5459

    The oscillator output of the XR-567 can be amplified using the output amplifier and high-current logic output available at pin 8. In this manner, the c...

  • Wien oscillator regulator

    2016-08-22 11:46:1259

    In the Wien bridge, to change any resistance will change the frequency and attenuation. As shown, by adjusting the resistance can change the gain of th...

  • Keyed_oscillator

    2016-08-22 11:15:1860

    In this circuit, one timer section of an XR-L556 is operated in the free-running mode, and is keyedon and off by the other section. The circuit output ...

  • LOW_FREQUENCY_LO_OSCILLATOR

    2016-08-22 10:36:3062

    Basically a Hartley oscillator using a triple-emitter follower, this oscillator can be used at audio and low radio frequencies. The frequency is given ...

  • ELECTRIC_TUNING_FOR_F_M_OSCILLATOR

    2016-08-22 08:36:0859

    Voltage-tunable ferroelectric capacitors are used for tuning as well as for modulating.-T. W. Butler, Jr., Ferroelectrics Tune Electronic Circuits, Ele...

  • Rf oscillator

    2016-08-22 08:14:1159

    This rf oscillator is useful up to 30 MHz An SK 3007 PNP transistor is recommended. Reprinted Url Of This Article: http://www.next.gr/oscillators/rf/rf...

  • Norton_positive_feedback_oscillator

    2016-08-22 06:54:2459

    This circuit shows a Norton used as a driver for a piezoelectric transducer (a warning type of noise maker). The output is returned back to the (+) ter...

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