Top Clock Crystal Oscillator Reviews

fyeTa DIY Clock kit Digital Tube Time temperatiure Date Display English Voice time Night Light DIY Electronic kit Soldering Projects(Green)

Digital tube led color:green. clock function:Voice timekeeping function, hourly timekeeping function, temperature display (correction), alarm clock, night light, automatic brightness adjustment, date display, week display, power-off memory.
Single chip microcomputer:STC15W408AS DIP-28,Clock IC:DS1302 DIP-8.32867hz crystal oscillator,CR1220 button battery with power off memory function,USB turn 5V power input..
Tutorial: The product contains a paper manual. Scan the QR code on the manual to enter the web manual, including detailed welding step diagrams and welding step videos, and instructions for setting the clock..
Reset: Press and hold 3 buttons at the same time for 5 seconds, then 12:00 is displayed, and the reset is successful. (The default is to turn off the voice and alarm functions).
widely used in schools to help students learn basic mechanical and electronic skills.Through the analysis of the circuit, understand the working principle of the circuit, learn to train electronic skills, welding training..

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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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HiLetgo 5pcs HC-SR04 Ultrasonic Module Distance Sensor

The HC-SR04 ultrasonic sensor can send eight 40 kHz and detect whether there is any pulse signal back.If it back, a high level signal will be outputed by IO, and the duration of the signal is the time from sending ultrasonic to returning.
HC-SR04 Test Distance : high level time velocity of sound (340M/S) /2.
Equipped with anti-reverse pin socket – making the wiring much tighter and convenient.
Uses the MCU STC15W104 which has a built-in clock, no need of external crystal oscillator..

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Betus Flip Desk Clock - Mechanical Retro Style -Digital Display Battery Powered - Home & Office Décor 8 x 6.5 x 3 Inches (White)

Retro style - A classic minimalistic design inspired by split-flap display seen in old train stations. This clock will catch the eyes of any visitor to your home or office. A great conversation piece!.
Premium gift - This clock features stainless steel frame and ABS cards to guarantee its durability. Keeps time accurately thanks to the quartz oscillator. It's a great gift to your friends and beloved ones for Birthday, Chirstmas or any other occasion!.
Great decor - This timepiece is the best home and office decoration you will ever find. The neat style makes the clock suitable for any room. Huge numbers on the cards makes it easy to read from distance..
Specification - Adjust through a single knob next to the minute display. It is advised to set the time one minute ahead to compensate the clock's mechanism. 12-hour AM/PM display. 8 inches in length, 3 inches in width and 6.5 inches in height. Featuring stainless steel frame, ABS cards and quartz oscillator. Powered by 1 x D battery (Not included)..
Warranty - We stand behind our products! All items sold by us come with a one year warranty..

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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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S.M.S.L SU-9n ES9038PRO XMOS XU208 Bluetooth 5.0 DSD512 RCA/XLR LDAC APTX/HD Decoder High Resolution Audio DAC

Use the high-end ES9038PRO D/A chip of the American ESS company: With the use of ES9311, ESS high-performance DAC dedicated power chip ES9311, the power supply noise is as low as 1uVrms, pushing the performance of ES9038PRO to the limit..
USB uses XMOS XU-208, a true 32bit USB solution, supports DoP and native DSD PCM up to 768kHz, DSD supports up to DSD512..
Low phase noise crystal oscillator and optimized clock processing circuit are used to greatly reduce clock jitter..
All input ports support DSD transmission, coaxial, optical fiber support DoP64.
Qualcomm's latest Bluetooth chip supports LDAC 24bit/96kHz, APTX/HD,SBC, AAC..
The specially designed discrete component linear stabilized power supply and multiple low-noise stabilized power supplies provide low-noise power supply for analog circuits.
Equipped with remote control and full-function remote control..

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Gustard GUSTARD X18 DAC MQA ES9038 PRO Bluetooth 5.0 XU216 Processor LDAC HD PCM768kHz DSD512 High-Performance Audio Decoder (Black), DAC-X18

ESS9038 PRO chip：ES9038PRO from ESS, with independent power and grounding, provides the best sound..
CPLD Complex Programmable Logic Device ：self-constructed digital integrated circuits with logic functions, clock management, 2nd PLL, digital shaping, DOP decoder, PCM /DSD depop switch and other exclusive technologies have laid a solid foundation for excellent sound quality.
ACCUSILICON Femtosecond crystal oscillator AS318-8：Two AS318-8 Hi-End audio oscillators from Accusilicon, with jitter in fs level..
XU216 from XMOS supports up to PCM768 & DSD512.Support APTX LL, APTX HD and LDAC (up to 24Bit/96KHz). Bluetooth can be disabled in menu..

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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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Intel/Altera Cyclone IV FPGA Development Board -- DueProLogic

Intel/Altera Cyclone IV FPGA includes 6,000 Logic Elements with two clock multipliers. The Cyclone IV FPGA is the perfect balance of inexpensive cost versus plentiful logic cells, 20KBytes of SRAM, and General Purpose Input/Output pins. This is a great board to learn how to program FPGA's..
Built in programmer cable allows configuring the FPGA with a single Micro-B cable. The DPL can be powered from the USB cable or from the Barrel Connector. A separate JTAG header can also be used to program the FPGA using a compatible USB Blaster cable..
6x6 LED Array allows character and animations to be displayed at ultra fast speed. LED blocks can be individually turned on/off to allow LED signals to be used as I/O's.
70 Inputs/Outputs originating at the FPGA are available at Stackable Headers organized around the edge of the board. The user can configure these I/O's using the FPGA project code..
The DPL contains two oscillators, 66MHz and 100MHz. The 66MHz oscillator is used to provide clocking for the EPT ActiveHost USB communications core. The 100MHz oscillator can be used by the user clocked up using one of the onboard Clock-DLL modules..

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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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SVANTTO Time Clock for Employees Small Business with Finger Scan, RFID, and PIN Punching in One, Offline Intelligent Time Card Machine, [Set-and-Forget] NO Monthly Fee

【Upgraded Performance】SVANTTO biometric technology time clock takes 32-bit ARM high-speed processor with powerful performance and 0 delay response. The accurate fingerprint recognition in less than 0.8 seconds and voice prompt to make your employee punch into work faster. Built-in precision time crystal oscillator with power-off protection function, no worry about your attendance date security..
【Worry-Free Shopping】SVANTTO provides detailed operating instructions and function settings, read the user manual before use you will get it quickly. Every SVANTTO product has lifetime protection, if you have any problem please feel free to let us know. SVANTTO has a professional and timely English tech support team to solve your problems within 24..

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Gustard R26 Discrete R2R MQA DAC K2 Clock Dual Native DSD Decoder XMOS Balanced LDAC DAC with Remote Control (Silver)

【Discrete R2R DAC】R-2R ladder DAC converts the digital signal to analog signal by switching resistor's array. 【XMOS XU216】DAC-R26 using 2nd XMOS XU216, supports up to PCM768 & DSD512..
【1Bit DAC Native】1 Bit DAC, supports DSD 512 ( via USB ) and DSD 1024( via IIS ) .The DSD stream is decoded by the independent 1 Bit DAC without DSD to PCM converting..
【Clock Synthesis】DAC-R26 adopts ultra-low noise clock synthesizer K2 clock . Provide an accurate clock from the local oscillator or external clock input. The interference from the input source clock is avoided..
【LPF Of DAC-R26】The discrete circuits of the DAC-R26 control every detail of sound and performance. LPF is specifically designed for the D/A converter using discrete devices..
【Full MQA decoding】The DAC-R26's USB/OPT/COAX/AES/IIS inputs all support full MQA decoding, PCM44.1kHz-384kHz. Presenting you with a complete and rich music scene..

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