ReviewsHigh precision Oscillator Frequency Counter

Behringer 921A OSCILLATOR DRIVER Legendary Analog Oscillator Driver Module for Eurorack

  • Controls up to 12 parallel 921B OSCILLATOR modules.
  • Authentic reproduction of the circuitry from the “Modular 55 & 35” Series.
  • Artist roster includes world’s most famous pop, rock and jazz musicians.
  • 2 summed CV inputs for frequency control and 2 summed CV inputs for PWM.
  • High current outputs for frequency and pulse width to drive multiple 921B modules.
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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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Koolertron 15MHz Embeddable Dual-Channel Function Signal Generator Counter,High Precision DDS Arbitray Waveform Generator Frequency Meter 266MSa/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 a 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, Square, Triangle, Pulse, Partial Sine, CMOS, DC level, Half-wave, Full-Wave, Pos-Ladder, Neg-Ladder, Noise, Exponential Rise, Exponential Fall, Tone, sine pulse, Lorentz Pulse, and 60 kinds 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 100 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. 266MSa/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.
  • The rear case can be easily disassembled, and there is no interface around the generator for easy installation and em....
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Abovehill S-Pixie CW QRP Transceiver Telegraph Shortwave Radio Radio 7.023Mhz 40 Meter+Case Assembled

  • S-Pixie Kit is a small and exquisite shortwave radio station, working mode is CW. Transmitting local oscillator frequency: 7023KHz.
  • receiving local oscillator frequency: about 7023-7026KHz..
  • Radio Station Power Supply Voltage is 9-13.8V (Battery or Linear Regulated Power Supply is Recommended), and the positive and Negative Poles are Not distinguished. Antenna: 50 ohm, 7MHz, standing wave ratio below 2.0..
  • Radio station receiving static current: 20mA, transmitting current: 120mA , Transmitting power: 1.2W, does not support automatic transmission, key: manual key.
  • Before powering on the radio station, please connect a dummy load to prevent accidental emission from burning..
  • After you purchase, I will send you the product manual through the platform chat window. After getting the product, please tear off the protective film on the product protective case. You will get exactly the same product as the main picture. We will provide you with quality service. Please feel free to contact me if there are any problems during the use of the product..
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Glarks 60Pcs 10-Values Quartz Crystal Oscillator Resonators Assortment Kit 4MHz, 4.096MHz, 6MHz, 8MHz, 10MHz, 11.0592MHz, 12MHz, 16MHz, 20MHz, 24MHz

  • Product Type: High quality quartz crystal oscillator resonators assortment kit.
  • Package: This kit include 10 values of 4MHz, 4.096MHz, 6MHz, 8MHz, 10MHz, 11.0592MHz, 12MHz, 16MHz, 20MHz, 24MHz total 60pcs(each 6pcs) in a box.
  • Feature: They are small size, light weight, high reliability, high frequency stability, used in household appliances and communications equipment.
  • Application: Widely used in TV, automobile electronics, pc cards, electronical meter, DVD, MP3, MP4, RISC & CISC Microcontrollersetc.
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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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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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Navidad Con Flow Italiano

  • ...he help of high-frequency oscillation, the medicine is evenly and completely covered on the inner wall of the root canal..
  • CONVENIENT TO USE--Using ordinary LR6 batteries, it can work continuously for more than 16 hours. And the constant voltage control device can keep our oscillator working normally for a period of time when the power is low..
  • NOTICE--The needle tips are made of polymer material and are limited to single patient use. Please do not reuse, do not soak in disinfectant, and do not disinfect under high temperature/pressure.(Battery is not included).
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MC14046BCP Phase Lock Loop (PLL) IC 1.9MHz 1 16-DIP (0.300\

  • The CD4046B CMOS Micropower Phase-Locked Loop (PLL) consists of a low-power, linear voltage-controlled oscillator (VCO) and two different phase comparators having a common signal-input amplifier and a common comparator input..
  • Very low power consumption: 70 µW (typ.) at VCO, VCO inhibit control for ON-OFF keying and ultra-low standby power consumption fo = 10 kHz, VDD = 5 V, Source-follower output of VCO control input (Demod. output), 100% tested for quiescent current at 20 V.
  • Operating frequency range up to 1.4 MHz (typ.) at VDD = 10 V, RI = 5 k, High VCO linearity: 003c1% (typ.) at VDD = 10 V, 5-V, 10-V, and 15-V parametric ratings.
  • Low frequency drift: 0.04%/°C (typ.) at VDD = 10 V, Choice of two phase comparators: Exclusive-OR network (I) Edge-controlled memory network with phase-pulse output for lock indication (II), Zener diode to assist supply regulation, Standardized, symmetrical output characteristics, Meets all requirements of JEDEC Tentative Standard No. 13B, "Standard Specifications for Description of 'B' Series CMOS Devices".
  • A Versatile Building Block for Micropower Digital and Analog Applications, Example Applications: FM demodulator and modulator, Frequency synthesis and multiplication, Frequency discriminator, Data synchronization....
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1pcs/lot Brand CD4HC7046AE 74HC7046 DIP-16 Phase-Locked Loop

  • The CD4046B CMOS Micropower Phase-Locked Loop (PLL) consists of a low-power, linear voltage-controlled oscillator (VCO) and two different phase comparators having a common signal-input amplifier and a common comparator input..
  • Very low power consumption: 70 µW (typ.) at VCO, VCO inhibit control for ON-OFF keying and ultra-low standby power consumption fo = 10 kHz, VDD = 5 V, Source-follower output of VCO control input (Demod. output), 100% tested for quiescent current at 20 V.
  • Operating frequency range up to 1.4 MHz (typ.) at VDD = 10 V, RI = 5 k, High VCO linearity: 003c1% (typ.) at VDD = 10 V, 5-V, 10-V, and 15-V parametric ratings.
  • Low frequency drift: 0.04%/°C (typ.) at VDD = 10 V, Choice of two phase comparators: Exclusive-OR network (I) Edge-controlled memory network with phase-pulse output for lock indication (II), Zener diode to assist supply regulation, Standardized, symmetrical output characteristics, Meets all requirements of JEDEC Tentative Standard No. 13B, "Standard Specifications for Description of 'B' Series CMOS Devices".
  • A Versatile Building Block for Micropower Digital and Analog Applications, Example Applications: FM demodulator and modulator, Frequency synthesis and multiplication, Frequency discriminator, Data synchronization....
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Juried Engineering CD4046BE CD4046B CD4046 CMOS Micropower Phase-Locked Loop Breadboard-Friendly IC DIP-16 (Pack of 5)

  • The CD4046B CMOS Micropower Phase-Locked Loop (PLL) consists of a low-power, linear voltage-controlled oscillator (VCO) and two different phase comparators having a common signal-input amplifier and a common comparator input..
  • Very low power consumption: 70 µW (typ.) at VCO, VCO inhibit control for ON-OFF keying and ultra-low standby power consumption fo = 10 kHz, VDD = 5 V, Source-follower output of VCO control input (Demod. output), 100% tested for quiescent current at 20 V.
  • Operating frequency range up to 1.4 MHz (typ.) at VDD = 10 V, RI = 5 k, High VCO linearity: 003c1% (typ.) at VDD = 10 V, 5-V, 10-V, and 15-V parametric ratings.
  • Low frequency drift: 0.04%/°C (typ.) at VDD = 10 V, Choice of two phase comparators: Exclusive-OR network (I) Edge-controlled memory network with phase-pulse output for lock indication (II), Zener diode to assist supply regulation, Standardized, symmetrical output characteristics, Meets all requirements of JEDEC Tentative Standard No. 13B, "Standard Specifications for Description of 'B' Series CMOS Devices".
  • A Versatile Building Block for Micropower Digital and Analog Applications, Example Applications: FM demodulator and modulator, Frequency synthesis and multiplication, Frequency discriminator, Data synchronization....
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