ReviewsPll Digital Frequency Synthesis

2 Pieces Digital FM Transmitter Module Stereo FM Transmitter DSP PLL 76.0 -108.0MHz Stereo Frequency Modulation with LCD Display Line/USB/Mic Input, DC 3.0V - 5.0V

  • Good performance: thanks to the DSP and PLL technology, these multi-functional stereo FM transmitter modules can provide you with quality stereo.
  • Practical design: the FM transmitter module has a blue backlit LCD display, allowing you to clearly see the value in a dark environment.
  • The power consumption is extremely low, and noise interference is small.
  • Suitable for: this digital FM transmitter supports line/USB/mic channel input, its transmitting frequency range is 76.0~108.0 MHz, and the frequency response range is from 50 Hz to 18 KHz.
  • Frequency adjustment stepping is 0.1 MHz/ times when short press the key and 1.0 MHz/ times for long press.
  • Wide uses: the digital FM transmitter module can be applied to FM wireless, USB PC broadcast, maternal and child monitoring, wireless microphone and much more.
  • Warm notice: please confirm whether the power polarity and power voltage are correct before turning on the power.
  • If the input voltage exceeds 5V or the positive and negative poles of the power supply are connected reversely, it may cause permanent destroy to the module.
  • Do not touch the components on the back of the module while working, so as not to affect the normal operation of the module.
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FM Transmitter, Doosl Universal Wireless in-Car Radio Adapter FM Modulator Music Player & Hands-Free Calls for iPhone, Android

  • FM Transmitter, compatible with iPhone, iPad, iPod, Samsung, HTC, MP3, MP4 player and most devices with 3.5mm audio jack.Work with iphone 7,8,it need contact with lightning to 3.5mm adapter..
  • Internal 300mAh rechargeable battery, it can continuous play for 10 hours. You can enjoy your favourite music during your trip without any worries..
  • Supports the last FM frequency memory function, and uses PLL Phase-lock Technology to makes sure the stable output in all circumstances..
  • Supports hands-free phone conversation through the car stereo for safe driving..
  • Built-in digital tube display, easy to read and won't cause distraction in car.
  • Left and right buttons to adjust FM frequency, convenient to use..
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JENSEN JCR-231 Digital AM/FM Dual Alarm Clock Radio with Wave Sensor

  • AM/FM Receiver with PLL Tuning and 20AM + 20FM Presets, Auxiliary Input Jack for Connecting Your iPod, MP3 or other Digital Audio Players.
  • Dual Alarm with Snooze and Weekend Cancellation, Wake to Radio or Alarm, Sleep to Radio, 7 Time Zones and Daylight Saving Time Switchable.
  • 1.2” Green LED Display, High/Low Dimmer Control, Calendar and Indoor Temperature Display, Power Saving Mode - Display Automatically Turns Off after 15 seconds to Conserve Energy.
  • Infrared Snooze Sensor, Infrared Display Indoor Temperature, Alarm Time or Radio Frequency Sensor.
  • Power: AC120V 60Hz, Battery Back-up for Clock: 1 x CR2032 Lithium Battery (Not included).
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Ultra Care Pro Machine 1 Mhz Body.Therapeutic Provides Therapeutic deep Heat Treatment for Relaxation

  • One of the Largest selling unit worldwide, Frequency 1 Mhz, Microprocessor controlled Digital Unit.
  • Pulsed and Continuous application, Durable body with one comfortable wide transducer for broader part of body.
  • Therapeutic provides therapeutic deep heat treatment for Relaxation, Reduce swelling and inflammation. Promote the synthesis of proteins inside the....
  • Frequency : 1 MHz, Output : 15 Acoustic, Head : 3.0 watts/cm2 Treatment Time : 0-30 Min Modes: continuous and pulse waves. Available voltage:....
  • Main Unit : 01 Qty. Applicator :01 Qty. Power cord :01 Qty Instruction Manual :01 No.
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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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Touch Screen FM Transmitter 2000W FM Transmitter Antenna+30m Cables for Radio Station Fm Stereo Transmitter Long Range FM Broadcast Transmitter

  • Touch Screen without buttons make setting more easily.This is the RS-CM600Wproduct,All-digital technologies DSP+PLL, better sound quality.Upgrade frequency step to 10Khz. You can set the automatic startup and shutdown time..
  • Exquisite craftsmanship，Standard 19 inches, 2U whole aluminium alloy cabinet.Wiredrawing and oxidation makes surface bright,clean and elegant.Big LCD display all the parameters in real time. displays working frequency, volume,FETMOS temperature, forward power and SWR..
  • Provided with the series of protection function, own active protection and raise alarm .prompts once meet any trouble while working.Accurate operating index and perfect protection measures make you are more aware of the operating status of your machine..
  • Easily installation and simply operations. High quality and excellent technical performances. AGC circuit to keep the Output Power stability..
  • Each machine has been examined strictly by a series of quality inspection and function test to guarantee best operating function..
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ASHATA 3.5MM Audio Head Mobile Phone/Pad/MP3/MP4/MP5/Tablet FM Transmitter Built in 300mAh Battery Car Radio Transmitter

  • WIDELY APPLICABLE: FM transmitter, suitable for iPhone, for iPad, for iPod, for Samsung, for HTC, for MP3, for MP4 player and most devices with 3.5mm audio jack..
  • UPGRADE TECHNOLOGY: Supports FM's last frequency memory function and uses PLL phase locking technology to ensure stable output under all conditions..
  • HANDS FREE CALLS: High performance microphone with Noise Suppression (CVC) technology, grants you crystal clear call. Answering/redialing/dismissing or ending call just simply click a button. Also support private call. make you drive more safely..
  • SUPER LONG STANDBY: Built in 300mAh rechargeable battery for 10 hours of continuous playback. You can enjoy your favorite music on the trip without any worries..
  • EASY TO USE: Built in digital tube display, easy to read, will not cause distraction in the car. Left and right buttons to adjust the FM frequency, easy to use..
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FM Transmitter, 3.5mm FM Transmitter Hands-Free Calling Wireless Radio Car Kit, Compatible with iPhone, iPad, iPod, Samsung, HTC, MP3, MP4 and Most Devices with 3.5mm Audio Jack

  • FM Transmitter, compatible with iPhone, iPad, iPod, Samsung, HTC, MP3, MP4 player and most devices with 3.5mm audio jack..
  • Internal 300mAh rechargeable battery, it can continuous play for 10 hours. You can enjoy your favourite music during your trip without any worries..
  • Supports the last FM frequency memory function, and uses PLL Phase-lock Technology to makes sure the stable output in all circumstances..
  • Supports hands-free phone conversation through the car stereo for safe driving..
  • Built-in digital tube display, easy to read and won't cause distraction in car.
  • Left and right buttons to adjust FM frequency, convenient to use..
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RCA Alarm Clock Radio with NOAA Weather Alerts – Digital Clock with Alarm and Snooze, AM/FM/Weather Band Radio, Dimmable Display, AC Powered (RCDW10) , Black

  • Receives NOAA weather alerts to keep you informed of severe weather and natural disasters including, floods, hurricanes, tornadoes, and earthquakes.
  • Digital PLL Tuned AM/FM/Weather Band Radio.
  • Alarm, snooze and sleep functions makes this ideal for bedside use.
  • Adjustable, telescoping antenna for the best possible reception.
  • “No Worry” battery backup option (9V battery not included) – when your power goes out, there is no need to worry, the time and alarm setting will be retained.
  • NOAA weather alerts, digital clock, AM/FM radio, AUX input, digital PLL tuned, AC power plug.
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Modern Radio Reception (Classic Reprint)

  • 200mm Ferrite AM Antenna Bar Allows For Best AM Reception, 10 Memory Preset Stations (5 FM, 5 AM).
  • PLL Synthesized Tuning System for Excellent Reception and Stereo Audio Performance.
  • Alarm by Radio or HWS (Humane Wake System) Buzzer and Sleep Timer.
  • Includes Switching AC Adapter 100-240V, 50/60Hz.
  • Easy to Read LCD Display with Backlight and Battery Power Indicator.
  • TUNER: FM – Frequency (megahertz) = 87.5 – 108. Frequency (kilohertz)= 522 – 1629 (9k)/ 520 – 1710 (10k).
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UNI-T Clamp Meter + Oscilloscope Kit, UT210E Pro Digital Multi Tester, UTD2152CEX Digital Storage Oscilloscope

  • Product 1: Upgraded UNI-T UT210E Pro with larger range, faster reading, and new features. Versatile for diagnose automotive, repair, troubleshoots, industrial and household electrical issues. All in one..
  • Product 1: Ultra safe and built to last. Safety rated CAT II 600V, CAT III 300V. Built in smart chip for overload protection. Pocket sized, nonslip rubber grip and easy to carry..
  • Product 2: UNI-T Arbitrary Waveform Generator UTG962. Dual channels. Ch1 - Ch2 combining. Output waveforms: Sine, square, pulse, ramp, noise, DC, arbitrary. Modulation types: AM, FM, PM, FSK, Line, Log. 24 groups non-volatile arbitrary waveform storage..
  • Product 2: Sampling rate of 200MSa/S. TTL level signal compatible 6 digits high accuracy built-in frequency counter. Output frequency range: 1μHz-60MHz. Full-band resolution of 1μHz. DDS (direct digital synthesis) method applied. 14 bits vertical resolution. Support frequency scanning and output..
  • UNI-T WARRANTY – A trouble-free experience with 100% 18-MONTH WARRANTY and 100% MONEY BACK GUARANTEE by UNI-T Direct!.
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