ReviewsFrequency Counter Crystal

Jabra Evolve 75 UC Stereo Wireless Bluetooth Headset / Music Headphones Including Link 370 (U.S. Retail Packaging), Black

Outstanding sound for calls and music - World-class speakers and HD voice for crystal-clear calls and music.Compatible phone models:All Bluetooth Enabled Phones, Including Android and iOS Phones..
Microphone frequency range 150 hertz - 6.8 kilohertz. Reduce noise and interruptions - Superior ANC and integrated busy light acts as a ‘do not disturb’ sign to enhance productivity.
Supported Bluetooth profiles: A2DP (v1.2), hands free (v1.6), Headset (v1.2), AGHFP (v1.6). Bluetooth wireless technology: Bluetooth 4.0. Dual Bluetooth connectivity for calls and music. Flexibility to move up to 100 feet/30 meter away from your connected device.
Active noise cancellation uses advanced microphones to monitor and counter ambient noise. Talk-time - Up to 15 hours. Battery time (with ANC activated) - Up to 30 hours. Charging time - Max. 120 minutes.
Certified with all major communication platforms. Bluetooth: 4.2.

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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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Inside the Headset with the AFCA

World class performance – HD voice combined with world-class speakers allow the Jabra Evolve Wireless Headset to deliver outstanding audio with crystal-clear clarity for your calls and music, whether you need to collaborate or concentrate during your day..
Increase focus – Easily switch on active noise cancellation to counter ambient noise and virtually eliminate low-frequency sounds, like the hum of air conditioning. Plus, an integrated busy light acts as a do-not-disturb sign to reduce interruptions..
All-day battery – Get up to 18 hours of talk time, 17 hours of music time, or up to 15 days of standby time so this call center headset keeps up with your busy day. A USB cord is included, allowing for use while charging. Plus, the comfortable design allows for all-day wear..
Superior connectivity – Get the freedom to move with dual Bluetooth connectivity to up to two devices, and a range of 100ft/30m from your connected device. A Jabra Link 370 USB adapter is included to enhance connectivity..
Compatibility – The Jabra Evolve 75 microphone headset works with all leading Unified Communication platforms, and is optimized for Skype for Business, Cisco, and more..

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KOOBOOK 1Set 1Hz-50MHz Frequency Counter Meter Crystal Oscillator Digital Tester Meter DIY Kit 5-Digital LED Display

This is a PIC microcontroller based on the frequency meter, with a crystal measurement function and programmable addition and subtraction frequency settings..
Five digital display, easy and intuitive, all use of in-line components, the circuit is simple and easy to produce..
You need to solder and assemble by yourself, all the components are directly inserted, and the wire is printed correctly according to the PCB. After welding, the signal is input with the standard signal source, and the yellow adjustable capacitor is adjusted to make the display value equal to the signal frequency..
The power supply can use a USB to 3.5mm power cable, or you can directly input a 5-9V DC power supply at the - and + pads..
It can measure the frequency range from 1 Hz to 50 megahertz (1Hz-50MHz), can measure the oscillation frequency of most common crystal oscillators, and measure equipment such as radio transceivers..

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JABRA 7510-309 S 414 Jabra Speak 510+ MS Bundle wit7510-309 Details About 7510-309 Jabra Speak 510 UC Speakerphone

Product 1: Outstanding sound for calls and music world class speakers and HD voice for crystal clear calls and music.
Product 1: Microphone frequency range 150 Hertz to 6.8 kiloHertz.
Reduce noise and interruptions Superior ANC and integrated busylight acts as a ‘do not disturb’ sign to enhance productivity.
Product 1: Supported bluetooth profiles: A2DP (v1.2), hands free profile (v1.6), Headset Profile (v1.2), AGHFP (v1.6), Bluetooth wireless technology: Bluetooth 4.0.More freedom.
Dual Bluetooth connectivity to two devices at the same time for calls and music.
Flexibility to move up to 100ft/30M away from your connected Device.
Product 1: Active noise cancellation uses advanced microphones to monitor and counter ambient noise.
Battery time (with ANC activated) Up to 30 hours.
Product 2: CLEARER CONVERSATIONS – The outstanding sound quality in the Jabra Speak 510 Wireless Bluetooth Portable Speaker ensures everyone is heard during conference calls, making your meeting more efficient..

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CW QRP Shortwave Radio Kit - CW Transceiver Shortwave Radio Kit

The patch device of the main control board has been pre welded and connected to the base plate in the form of stamp hole. The single chip microcomputer adopts pic16f1938, builtin PLL local oscillator, supports crystal oscillator calibration setting, and has its own frequency indication circuit (Seven Segment LED nixie tube is used, the display unit is 1kHz, the photo has color difference, and the actual color is red. The working frequency covers 7.000-7.100mhz, 1kHz or 100Hz steps )..
Ta2003 mixer is used for reception, and crystal filter is used for if. After ta2003 multiplication detection, the sound size is adjusted by digital potentiometer and sent to audio active filter circuit. Finally, LM386 drives speaker, and if frequency supports calibration setting..
Use 3 bs170 parallel outputs, class E amplification, 12V power supply, output power 5W! Relay switching is used for transceiver, with the function of transmitting delay adjustment to avoid frequent relay switching and improve the isolation of transceiver channel..
It has the function of automatically sending call signs, which is very convenient to use. The MCU uses the original code of our store, which can adjust the code speed, sidetone frequency and sidetone size. It can input the call sign by ....

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Moondrop Aria High Performance LCP Diaphragm Dynamic Driver IEMs in-Ear Earphone

Aria comes with a replaceable silver-plated cable with a nylon braided surface. It uses a universal 0.78 dual-pin interface. This enables users have....
Aria uses a complex process to create a metal cavity, which is ergonomic while taking into account the aesthetic design, which is as elegant and....
Aria adopts 10mm diameter dual- cavity magnetic high-performance dynamic driver, and the whole LCP (Liquid Crystal Polymer) liquid crystal diaphragm....
The newly designed high-frequency phase Waveguide reduces the distortion caused by high-frequency phase interference, makes the treble response....

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Clock Splitter, Electronic Component Stable for Home for Industry

Si5351A clock generator is an I2C controller clock generator. It uses the onboard clock to drive multiple PLLs and clock dividers through I2C instructions. By setting for and divider, you can make precise arbitrary frequencies..
Most importantly, we even provide excellent tutorials and libraries to help you get started! Our is designed to work for microcontrollers and IDEs, but it can be easily ported to your favorite platform through I2C support..
With the breakthrough for Adafruit's Si5351A clock generator, you will never look for another crystal! The chip has an accurate 25MHz crystal reference voltage source and internal for and frequency divider, so it can generate almost any frequency, from 003c8KHz to 150+ MHz..
There are three independent outputs, and each output can have a different frequency. Through a breadboard friendly plug or optional SMA connector, the output is 3Vpp..
Such convenient small chip is put on its own breakout board PCB, with 3.3V LDO regulator, so it can be powered by 3-5VDC. We also placed a level circuit on the I2C line, so you can safely use the chip under 3V or 5V logic..

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AGIROC Seven Chakra Orgone Pyramid Healing Crystals Gemstone for Money & Abundance Meditation -Yoga Calmness Growth Strength Pyramid 75-80 MM Reiki Energy Generator Crown Seven Stone Healing

Orgonite pyramid helps to filter and balance energy fields in our environment and can aid in strengthening your energy body by converting low frequency energy into a higher frequency that is more beneficial for life forms including yourself, pets and plants..
Seven Chakra Orgone Pyramid has 7 chakra Crystal Healing Positive Energy Home Decor Spiritual Size : 70-75 MM (Approx).
7 chakra stone include: Amethyst (Crown Chakra) Carnelian(Sacral Chakra), Yellow Jade(Solar Plexus), Green Aventurine (Heart Chakra), Lapis Lazuli (Throat Chakra), Clear Crystal(Third-eye Chakra), & Red jasper (Root Chakra), Use for reiki, healing, meditation, chakra balancing, or ritual..
The 7 Chakras are the energy centres in our body in which energy flows through. The word 'chakra' is derived from the sanskrit word meaning 'wheel'. Literally translated from the Hindi it means 'Wheel of spinning Energy'. A chakra is like a whirling, vortex-like, powerhouse of energy..
Orgonite pyramid helps to filter & balance energy fields, aid in strengthening your energy body by converting low frequency energy into a higher frequency that is more beneficial for life forms including yourself..

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Electronic Component, High Clock Splitter Practical for Home for Industry

With the breakthrough for Adafruit's Si5351A clock generator, you will never look for another crystal! The chip has an accurate 25MHz crystal reference voltage source and internal for and frequency divider, so it can generate almost any frequency, from 003c8KHz to 150+ MHz..
Si5351A clock generator is an I2C controller clock generator. It uses the onboard clock to drive multiple PLLs and clock dividers through I2C instructions. By setting for and divider, you can make precise arbitrary frequencies..
There are three independent outputs, and each output can have a different frequency. Through a breadboard friendly plug or optional SMA connector, the output is 3Vpp..
Such convenient small chip is put on its own breakout board PCB, with 3.3V LDO regulator, so it can be powered by 3-5VDC. We also placed a level circuit on the I2C line, so you can safely use the chip under 3V or 5V logic..
Most importantly, we even provide excellent tutorials and libraries to help you get started! Our is designed to work for microcontrollers and IDEs, but it can be easily ported to your favorite platform through I2C support..

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Clock Splitter, Convenient Good Performance Electronic Component for Home for Industry

With the breakthrough for Adafruit's Si5351A clock generator, you will never look for another crystal! The chip has an accurate 25MHz crystal reference voltage source and internal for and frequency divider, so it can generate almost any frequency, from 003c8KHz to 150+ MHz..
Si5351A clock generator is an I2C controller clock generator. It uses the onboard clock to drive multiple PLLs and clock dividers through I2C instructions. By setting for and divider, you can make precise arbitrary frequencies..
There are three independent outputs, and each output can have a different frequency. Through a breadboard friendly plug or optional SMA connector, the output is 3Vpp..
Such convenient small chip is put on its own breakout board PCB, with 3.3V LDO regulator, so it can be powered by 3-5VDC. We also placed a level circuit on the I2C line, so you can safely use the chip under 3V or 5V logic..
Most importantly, we even provide excellent tutorials and libraries to help you get started! Our is designed to work for microcontrollers and IDEs, but it can be easily ported to your favorite platform through I2C support..

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