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Best Low Noise Oscillator

RF Mixer, RFin=1.5‑3.8GHz Converter Double Balanced Frequency Transducer Module for Phase Comparator for Demodulator

  • The conversion loss is only 8.0dB, and the noise figure is as low as 8.0dB (SSB). This is a passive device and does not require power supply.
  • Using 1.6mm thick PCB double sided board, sturdy and durable, come with long service life.
  • The product have large heat dissipation area, possess stable operation and long running time.
  • The interior is composed of double balanced microwave diodes, come with high reliability.
  • 35dB high isolation between local oscillator and RF input, which is stable and reliable.
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Double Balanced Frequency Transducer Module, RF Mixer Diode RFout=DC‑1.0GHz for Phase Comparator for Demodulator

  • The product have large heat dissipation area, possess stable operation and long running time.
  • The conversion loss is only 8.0dB, and the noise figure is as low as 8.0dB (SSB). This is a passive device and does not require power supply.
  • 35dB high isolation between local oscillator and RF input, which is stable and reliable.
  • Using 1.6mm thick PCB double sided board, sturdy and durable, come with long service life.
  • The interior is composed of double balanced microwave diodes, come with high reliability.
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RF Mixer, RFin=1.5‑3.8GHz Passive Low Noise Frequency Transducer Module 8.0dB Conversion Loss for Phase Comparator for Demodulator

  • The product have large heat dissipation area, possess stable operation and long running time.
  • The interior is composed of double balanced microwave diodes, come with high reliability.
  • Using 1.6mm thick PCB double sided board, sturdy and durable, come with long service life.
  • The conversion loss is only 8.0dB, and the noise figure is as low as 8.0dB (SSB). This is a passive device and does not require power supply.
  • 35dB high isolation between local oscillator and RF input, which is stable and reliable.
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SDR upconverter Low Noise Compatibility Good 125MHz RTL2832R820T2 upconverter Board Compact Size for Receiver

  • FREQUENCY: The local oscillator of the upconverter is 125MHz, and the frequency is variable, which is suitable for more radio experiments..
  • COMPACT SIZE: This SDR upconverter board has compact size and simple structure, with stable connection, easy installation and operation..
  • GOOD COMPATIBILITY: SDR upconverter set can be used for RTL2832+R820T2 receiver, for radio platform, etc., has good compatibility..
  • EXCELLENT COMPONENT: Using excellent ABS and PCB material components, the terminal has good contact performance, ensuring stable working..
  • EASY CONNECTION: Equipped with wiring and data cable, which is easy to connect, has low noise operation, less interference and strong practicability..
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CDM324 Microwave Module, 24GHz 15m Doppler Radar Smart Microwave Body Induction Module Single Channel Switch Intelligent Sensor Module

  • ...Z, can be widely applied in business, industries, word controlling etc.This is a microwave sensor module for detecting moving objects and human body. Widely used in human body sensing lighting system, anti-theft alarm system..
  • 【Parameter】 Advanced low consumption PHEMT oscillator, Provide various frequency range standards: -UK,-F,Operating Temperature:-20~60℃..
  • 【Independence】Independent transmitting and receiving route, can get the big gain. The module has many advantages such as high sensitivity, long sensing distance, wide sensing angle, high reliability, wide range of operating voltage..
  • 【High performance】 Single channel operation. High sensibility, high flexibility, low cost, operating distance is 15m. Not influenced by temperature, humidity, noise, air flow, dust, ray etc, adaptive to terrible environment.
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Headphone Radio,Portable FM Radio Headphones with LCD Display Noise Reduction Ear Muffs,FM Receiver Headphones,Wireless Headset with Radio for Walking,Jogging,Daily Works

  • reduces the noise-limiting sensitivity of earphones, so that the earphone receiving sound quality is clearer, and students can listen to the exams clearly..
  • Clear listening: the DSP software digital processing integrated module is used as the radio core, with high amplifier, local oscillator, mixing and frequency discrimination circuits, digital filtering design, built-in dual 16bit digital-to-analog converters, high-performance selective, Strong anti-interference ability and low audio distortion output characteristics..
  • Ergonomic design: oval-shaped earmuffs are comfortable to wear and can fully cove the ears to effectively isolate external noise. Detachable earmuff design, the earmuff material is made of PU leather material, which is easy to replace..
  • Speaker and LCD display: adopts 40MM large-diameter drive unit, high-magnetic neodymium iron boron magnetic material structure, professional anti-noise, beautiful and clear sound quality, high sensitivity, and the stereophonic design of the product line shows an excellent bass effect.LCD liquid crystal display is clearer and more intuitive than pointer display, which is convenient to quickly adjust to the required channel..
  • Reception FM radio: supports FM (No AM) transi....
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Glarks 40Pcs 74LSxxx and 74HCxxx Series Low-Power Logic IC Assortment Kit

  • ...Service]: ICs are made of high-quality materials, they are very durable, can serve you for a long time. And the safety and reliability are high, so you don't have to worry even if you work for a long time..
  • ♛ [Widely Application]: 74LSxxx and 74HCxxx Series ICs can be used as Bistability, register, shift register, oscillator, oscillator, divider counter, etc..
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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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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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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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ICQUANZX Upgraded 60MHz DDS Signal Generator Counter,High Precision Dual-Channel Arbitrary Waveform Function Generator Frequency Meter 200MSa/s (60MHz)

  • Arbitrary Waveform Generator adopts large scale FPGA integrated circuit and high speed MCU microprocessor. The internal circuit adopts active crystal oscillator as benchmark. So the signal stability is greatly strengthened..
  • Using Dual-channel DDS signal and TTL electric level output to generate precise, stable, low distortion output signal. includes Sine wave, Square wave, Triangle wave, Sawtooth wave, Pulse wave, white noise, user-defined waveform etc. each channel can be independently set the parameters..
  • With linear sweep(Max. up to 999.9s) and logarithmic frequency sweep functions.Has a frequency measurement, period measurement, positive and negative pulse width measurement and counting function..
  • Storage feature: You can store 99 groups instrument state parameters set by the user, can be called up to Reproduce. Frequency output of Sine wave can be up to 60MHz. 200MSa/s sampling rate. It has 60 positions for saving user-defined waveform. Waveform Length of each one is 2048 and vertical resolution is 14 bits.
  • This Signal Generator is the ideal instrument for electronic engineering, laboratories, production lines, teaching and scientific research..
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DAOKI 5Pcs RTC I2C Module Arduino I2C RTC DS1307 AT24C32 Real Time Clock Module 24C32 Memory High Precision for AVR ARM PIC SMD Compatible with Arduino with 60 Pin

  • Clock chip: high-precision clock chip DS3231SN.
  • is a low-cost, extremely accurate I2C real-time clock (RTC), with an integrated temperature-compensated crystal oscillator (TCXO) and crystal..
  • The device incorporates a battery input, disconnect the main power supply and maintains accurate timekeeping..
  • Integrated oscillator improve long-term accuracy of the device and reduces the number of components of the production line..
  • The DS3231 is available in commercial and industrial temperature ranges, using a 16-pin 300mil SO package..
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Koolertron Upgraded 15MHz DDS Signal Generator Counter,High Precision Dual-Channel Arbitrary Waveform Function Generator Frequency Meter 200MSa/s (15MHz)

  • Arbitrary Waveform Generator adopts large scale FPGA integrated circuit and high-speed MCU microprocessor. The internal circuit adopts the active crystal oscillator as the benchmark. So the signal stability is greatly strengthened..
  • Using Dual-channel DDS signal and TTL electric level output to generate precise, stable, low distortion output signal. includes Sine wave, Square wave, Triangle wave, Saw toothwave, Pulse wave, white noise, user-defined waveform etc. each channel can be independently set the parameters..
  • With linear sweep(Max. up to 999.9s) and logarithmic frequency sweep functions.Has a frequency measurement, period measurement, positive and negative pulse width measurement and counting function..
  • Storage feature: You can store 99 groups instrument state parameters set by the user, can be called up to Reproduce.The frequency output of Sine wave can be up to 15MHz. 200MSa/s sampling rate. It has 60 positions for saving user-defined waveform. Waveform Length of each one is 2048 and vertical resolution is 14 bits.
  • This Signal Generator is the ideal instrument for electronic engineering, laboratories, production lines, teaching and scientific research..
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