Reviews High precision Oscillator Frequency Counter

HUABAN 1Hz-50MHz Crystal Oscillator Tester Frequency Counter Tester Meter Cymometer Measurement Tester Module LED DIY Kits with Housing (in Parts)

  • Power supply : USB 5V or DC 5-12V Digits.
  • Note: Product is in parts . They need to be assembled ..
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Adafruit 2214 12 MHz Crystal + 20pF capacitors

  • Size(Each One) : 11 x 3 mm/ 0.43" x 0.12"(L*W).
  • Package Content : 20 Pcs x Crystal Oscillator.
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XINGYHENG 100 Pcs 10 Value DIP Quartz Crystal Oscillator 4M 6M 8M 11.052M 12M 13.56M 16M 22.1184M 27M 32.768K Crystal Resonators Oscillator Assortment Kit Each of 10Pcs

  • 100 Pcs 10 value DIP Quartz Crystal Oscillator 4M,6M,8M,11.052M,12M,13.56M,16M,22.1184M,27M,32.768K Crystal Resonators Oscillator Assortment Kit Each of 10Pcs.
  • Package Content : 10x Crystal Oscillator.
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EarthQuaker Devices Hoof Reaper Double Fuzz Guitar Effects Pedal with Octave Up

  • Featuring a modulated monophonic PLL circuit, the Data Corrupter turns your electric guitar into a three-voice synth. The master oscillator creates harmonies up to three octaves above. A vivacious square wave delivers wild fuzz tone..
  • Vibrato mode adds frequency modulation for added animation.Square-wave voice creates aggressive fuzz effects..
  • Master Oscillator voice can play one two or three octaves above your guitar's root note.
  • Silent relay-based switching with True Bypass operation.All-analog signal path.The Frequency Modulator applies pitch-bend modulation to the Master Oscillator..
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100Pcs 10 Value Crystal Resonators Oscillator Assortment Kit Assorted Set 4MHz, 6MHz, 8MHz, 11.0592MHz, 12MHz, 16MHz, 20MHz, 22.1184MHz, 24MHz, 48MHz

  • Frequency:10 Value each 10 pcs including standard Crystal Oscillator 4MHz,6MHz,8MHz,11.0592MHz,12MHz,16MHz,20MHz,22.1184MHz,24MHz,48MHz.
  • Usage:Widely used in TV, automobile electronics, pc cards, electronical meter, DVD, MP3, MP4, etc..
  • Frequency Tolerance: ±20ppm, Frequency Stability: ±20ppm, Load Capacitance: 20PF..
  • Packed:100 pcs Crystal Oscillator come in a handy box with different molded area. Box will not break easily, parts inside will not slide or move around..
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Professional Upgraded DDS Signal Generator Counter, Seesii 60MHz LCD Display High Precision 200MSa/s Dual-Channel Arbitray Waveform Function Generator Frequency Meter

  • 【Upgraded Signal Stability】Seesii Dual-channel DDS arbitrary waveform generator adopts large scale FPGA integrated circuit and high speed MCU microprocessor. The internal circuit adopts active crystal oscillator as benchmark. So the signal stability is greatly strengthened..
  • 【Storage And Custom】 You can store 99 groups instrument state parameters set by the user, can be called up to Reproduce. Frequency output of Sine wave can be up to 60MHz. 200MSa/s sampling rate. It has 60 positions for saving user-defined waveform. In addition, it has a very good software package that allows you to create your own waves and frequency combinations. After you save them, you can disconnect the unit from the computer and use them for any applications you wish..
  • 【High Precise】 Using Dual-channel DDS signal and TTL electric level output to generate precise, stable, low distortion output signal. includes Sine wave, Square wave, Triangle wave, Sawtooth wave, Pulse wave, white noise, user-defined waveform etc. each channel can be independently set the parameters.Duty cycle of each channel can be adjusted separately. Precision can be 0.1%..
  • 【Frequency Meter】With linear sweep(Max. up to 999.9s) and logarithmic frequency sweep functions.Has a frequency measureme....
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Tecsun H501 Digital Worldband AM/FM Shortwave Longwave Radio with SSB Reception, Dual Speakers, & MP3 Player, Matte Black

  • 【HF VFO /RF Generator 】It has 10kHz to 220MHz working ranges. 0.5PPM high precise Tcxo clock, the frequency is more accurate. Tuning step of 1Hz, 10Hz, 1kHz, 5kHz, 10kHz and 1MHz..
  • 【VFO for Ham SDR HAM QRP Transceiver】 Used as a local oscillator on Homebrew radio receivers (such as superheterodyne, SDR, direct conversion and Homebrew QRP transceivers) ， a simple RF/clock generator for calibration reference or clock generation，a common 128x64 I2C OLED SSD1306 display and Si5351 module..
  • 【Adjustable】Intermediate frequency (IF) offset (+ or -) is adjustable.The bar graph of the signal meter through the analogs input (ADC).I2C data transmission, only need 2 lines it can be connected to the display, with high stability and accuracy of frequency generation.
  • 【20 Band Presets】Equipped with generator function mode.Initial frequency, end frequency, sweep-frequency-step can be set. 20 band presets (shortcuts) for BCB and HAM frequencies.RX/TX mode selector for Homebrew QRP transceivers..
  • 【 Guarantee】 We providing 100% satisfactory service to every customer to make sure our customer can purchase with confidence. If you have any questions, please contact us, we will reply and improve in time..
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JUNSHUNTONG HF VFO for Ham SDR QRP Transceiver,20K-220MHz RF Generator Superheterodyne Receiver Debugger,Tcxo Clock,S-Meter, 20 Band presets

  • 【HF VFO /RF Generator 】It has 10kHz to 220MHz working ranges. 0.5PPM high precise Tcxo clock, the frequency is more accurate. Tuning step of 1Hz, 10Hz, 1kHz, 5kHz, 10kHz and 1MHz..
  • 【VFO for Ham SDR HAM QRP Transceiver】 Used as a local oscillator on Homebrew radio receivers (such as superheterodyne, SDR, direct conversion and Homebrew QRP transceivers) ， a simple RF/clock generator for calibration reference or clock generation，a common 128x64 I2C OLED SSD1306 display and Si5351 module..
  • 【Adjustable】Intermediate frequency (IF) offset (+ or -) is adjustable.The bar graph of the signal meter through the analogs input (ADC).I2C data transmission, only need 2 lines it can be connected to the display, with high stability and accuracy of frequency generation.
  • 【20 Band Presets】Equipped with generator function mode.Initial frequency, end frequency, sweep-frequency-step can be set. 20 band presets (shortcuts) for BCB and HAM frequencies.RX/TX mode selector for Homebrew QRP transceivers..
  • 【 Guarantee】 We providing 100% satisfactory service to every customer to make sure our customer can purchase with confidence. If you have any questions, please contact us, we will reply and improve in time..
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Display Digital Signal Frequency Counter PLJ 6LED H LED Signal Generator Cymometer Tester Frequency Measurement Modules Adjustable Module 0.1~1000MHz(Backlight Font red)

  • Test Accuracy: The frequency meter is designed with dual intermediate frequencies. The intermediate frequency value and the addition and subtraction mode can be preset separately without affecting each other, which can achieve high stability and high resolution. The tester has good sensitivity, better than 60mVPP.
  • Excellent Performance: The frequency reference uses a temperature compensated voltage controlled crystal oscillator. The display driver adopts LED display special chip, the digital tube has high brightness and less external interference.
  • Small and Convenient: This module is compact and exquisite in design, can be put into a pocket, does not occupy extra space, is convenient to carry, and has reliable performance, good visual effects, and low cost.
  • Convenient to Operate: The circuit of the frequency meter is simple, the design structure is reasonable, and the unique two key control method and precise time algorithm are used to make the operation simple and fast.
  • Multi Function: The circuit is simple, the structure is reasonable, double button control, and the operation is simple. Each setting is automatically saved, and the power is on.
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Crystal Technologies WBA11, 1.5ml Tube Holder for Mini Water Bath, 28mm x 11mm Diameter Tube

  • 1.【Dual digital display】▨ Microcomputer control, using intelligent instrument and intelligent amplitude schedule, temperature and oscillation frequency dual digital display, intelligent temperature control instrument, accurate temperature control..
  • 2.【Advantages】▨ The inner tank adopts stainless steel multifunctional spring clamps,with good corrosion resistance, spring spacing of 2cm, stretchable, and can put multiple flasks or test tubes, which is suitable for the cultivation of biological samples in a variety of comparative tests..
  • 3.【Temperature sensor】▨ The thermostatic water bath oscillator use stainless steel heating tube and sensor,which can heat evenly, rapid heating, have long service life and high temperature resistance..
  • 4.【Characteristics】▨ Water bath thermostatic oscillator has timing function, temperature control, accurate temperature control.
  • oscillation and power double independent switch, easy to use..
  • 5.【Application】▨ Thermostatic water bath oscillator is suitable for oscillation culture of various liquid and solid samples such as biology, cell, biochemistry, etc. it is widely used in laboratories of scientific research,production enterprises and universities..
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