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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RTL-SDR Blog R820T2 RTL2832U 1PPM TCXO SMA Software Defined Radio (Dongle Only)

  • Includes 1x RTL-SDR Blog brand R820T2 RTL2832U 1PPM TCXO HF Bias Tee SMA Dongle (V3) (Dongle Only).
  • Several improvements over other brands including use of the R820T2 tuner, improved component tolerances, a 1 PPM temperature compensated oscillator (TCXO), SMA F connector, aluminium shielded case with thermal pad for passive cooling, activatable bias tee circuit and a much improved antenna set..
  • Can tune from 500 kHz to 1.7 GHz and has up to 3.2 MHz of instantaneous bandwidth (2.4 MHz stable). (HF reception below 24 MHz in direct sampling mode with reduced performance). Please note RTL-SDR dongles are RX only..
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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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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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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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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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Comimark 30Pcs 32.768 KHz 32768HZ Crystal Oscillator 2 x 6 mm

  • This is an 32.768 KHz 32768HZ Crystal Oscillator 2 x 6 mm.
  • Widely used in TV , automobile electronics , pc cards , electronical meter , DVD , MP3 , etc..
  • Size(Each One) : 2 x 6 mm/ 0.08" x 0.24"(D*H).
  • Package Included:30 Pcs A32.768 KHz 32768HZ Crystal Oscillator 2 x 6 mm(If the number of products received is incorrect, please contact us . we will refund or give you a replacement).
  • We highly appreciate all customers opinions to improve the selling, also if anything you unsatisfied, please contact us for probable best solution..
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Weems & Plath Endurance Collection 145 Barometer and Comfortmeter Combination (Brass)

  • Temperature compensated, fully adjustable, aneroid movement.
  • Calibrated for altitudes to 3,500′ above sea level.
  • Lifetime warranty on finish and movement.
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RTL-SDR Blog V3 R820T2 RTL2832U 1PPM TCXO HF Bias Tee SMA Software Defined Radio with Dipole Antenna Kit

  • Includes 1x RTL-SDR Blog V3 R820T2 RTL2832U 1PPM TCXO HF Bias Tee SMA Dongle and 1x Multipurpose Dipole Antenna Kit.
  • Great for many applications including general radio, air traffic control, public safety radio, ADSB, ACARS, trunked radio, P25 digital voice, POCSAG, weather balloons, APRS, NOAA APT weather satellites, radio astronomy, meteor scatter monitoring, DAB, classroom learning, or for use as a low cost panadapter with a traditional ham radio..
  • Several improvements over other brands including use of the R820T2 tuner, improved component tolerances, a 1 PPM temperature compensated oscillator (TCXO), SMA F connector, aluminium shielded case with thermal pad for passive cooling, activatable bias tee circuit and a much improved antenna set..
  • Can tune from 500 kHz to 1.7 GHz and has up to 3.2 MHz of instantaneous bandwidth (2.4 MHz stable). (HF reception below 24 MHz in direct sampling mode with reduced performance). Please note RTL-SDR dongles are RX only..
  • Comes with our portable dipole antenna kit. Great for beginners as it allows for terrestrial and satellite reception. Easy to mount outdoors and designed for portable and temporary outside usage. Please do not use outside during poor weather conditions..
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OCESTORE Crystal Oscillator Tester Frequency Counter Tester Meter 1Hz-50MHz Cymometer Measurement Tester Module LED DIY Kit

  • 【OPTIMAL PERFORMANCE】OCESTORE premium upgrade Frequency Counter Tester Meter based on PICmicrocontroller that can measure frequency of 1 Hz to 50 MHz,designed to measure the oscillation frequency of the most crystal oscillators..
  • 【HIGH QUALITY】OCESTORE premium Frequency Counter Tester Meter is made of high quality material which can use for a long time.Programmable addition and subtraction frequency settings, used to measure radio transceivers and other equipment..
  • 【SUPER IMPORTATNT】with crystal oscillator measurement function and programmable addition and subtraction frequency settings, five-digit digital tube display, convenient and intuitive, all use in-line components, simple circuit, easy to make..
  • 【OPTIMAL RELIABILITY】Power supply : USB 5V or DC 5-12V.
  • Crystal Test Range: about 4MHz-48MHz.Automatic range conversion, no need for manual switching.
  • All in-line components, easy to install and debug..
  • 【PACKAGE & SERVICE】Package Include: 1 Pcs x Crystal Oscillator Frequency Counter .Any question Pls fell free to contact us, we will reply you within 24H.And we offer a 12 month warranty..
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testo 550 I Digital Manifold Kit for air conditioning, refrigeration systems and heat pumps - with Bluetooth support

  • Efficient: The testo 550 with its sturdy housing and 2-way valve block was particularly created for harsh environments and offers data storage for up to 60 refrigerants.
  • Accurate: Thanks to two temperature compensated pressure sensors, the wireless manifold determines high and low pressure as well as evaporation and condensation temperature.
  • Multiple functions: The digital manifold features the display of temperature difference, temperature compensated leakage tests and calculation of superheating and subcooling.
  • Set: Includes two pipe clamp temperature probes (two channel NTC temperature inputs) for reliable measurement, as well as a protective hard-shell case.
  • Smart App: Conveniently follow all measurements via Bluetooth from a smartphone or tablet. Send results directly from the job site for a more convenient documentation.
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AITRIP 3 PCS STM32F401 Development Board STM32F401CCU6 STM32F4 Development Board Learning Board for Arduino and Learning Board Plate Computer Office, Electronic Accessories

  • the board Can provide a platform for beginners, in practical applications, it will not be because of insufficient computing power, I0 port function is not comprehensive and hinders development high-quality material, durable, firm and stable for us to use..
  • STM32F401CCU6 core board 64KB RAM 256KB ROM.
  • The GND is changed to 5V B9 5V GND, which can directly connect a small steering gear without additional wiring and reduce development time..
  • 25MHZ high speed crystal oscillator 32.768k low speed crystal oscillator.
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Surecom SF401 Plus 27Mhz-3000Mhz Radio Portable Frequency Counter Meter with CTCCSS DCS Decoder

  • The frequency meter capable of measuring the parameters of the frequency of the continuous carrier signal walkie-talkies , with signal strength indicator..
  • This portable frequency counter is designed for counting continuous wave signal comes from Two-way Radio..
  • There are easy ranges for you to choose. The ranges cover most of the frequency of the two way radios you want to measure..
  • Its four-button control is easy to use and its small size allows you to carry it anywhere you like..
  • Work by TCXO(Temperature Compensate X'tal (crystal) Oscillator) ,In the range of -45 C ~ 65 C can reach ± 2 ~ ± 4ppm accuracy..
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