Best Clock Oscillator

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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Betus Retro Style Flip Desk Shelf Clock - Classic Mechanical-Digital Display Battery Powered - Home & Office Decor 14 x 5.5 x 3.5 Inches

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 mounting hole allows endless possibilities for placement. 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. 14 inches in length, 3.5 inches in width and 5.5 inches in height. Hole in the back for wall-mounting. Powered by 1 x d battery (not included)..
Betus warranty - We stand behind our products! All items sold by us come with a one-year warranty..

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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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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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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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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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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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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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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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