10 BEST FREQUENCY COUNTERS & PULSE GENERATORS for sale in 2022 – compare between the best frequency counters & pulse generators on sale.

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1
Koolertron Upgraded 15MHz DDS Signal Generator Counter,High Precision Dual-Channel Arbitrary Waveform Function Generator Frequency Meter 200MSa/s (15MHz)
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144 Reviews
Product Highlights
  • 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

$99.99
2
Goupchn Programmable DDS Signal Generator 80MHz Dual Channel Arbitrary Waveform Function Generator Frequency Meter 300MSa/s Counter High Precision 3.5inch Screen
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Product Highlights
  • Programmable Output: The type of waveform output such as sine wave, square wave, triangle wave, arbitrary wave, output time and output sequence can be freely formulated to realize automatic work.
  • Firmware Update: Firmware upgrade can be updated at any time to fix bugs, or used for your special customization needs. Press the corresponding soft key to confirm entering the update mode, and perform a one-key firmware upgrade by connecting with the PC software.
  • Voltage Controlled: The frequency, amplitude and duty cycle of the output can be controlled by an external analog voltage signal to achieve voltage-controlled sweeping frequency, sweeping amplitude and sweeping duty cycle, which are widely used in industrial debugging.
  • Modulation: The modulated waveform can be output in single channel or dual channel. The process of adding information from a signal source to the carrier to make it suitable for channel transmission. It is the technology that makes the carrier wave change with the signal.

$269.99
3
Koolertron 15MHz Embeddable Dual-Channel Function Signal Generator Counter,High Precision DDS Arbitray Waveform Generator Frequency Meter 266MSa/s (15MHz)
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Product Highlights
  • 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

$93.50
4
1HZ-500KHZ FG-100 DDS Functional Signal Generator Frequency Meter Signal Source Module Frequency Counter
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Product Highlights
  • Feature FG-100 DDS Function generator is a low frequency signal generator.
  • It is small size, full function, easy operating and portable. Its power supply can be either AC/DC adaptor or a Lithium battery.
  • Working with an oscilloscope, it can be used to troubleshoot the electronic circuit, characterize the audio amplifier frequency response or measure the impulse response.
  • Due to the excellent DSS accuracy and frequency stability, it can also be used to calibrate the sweep time factor for oscilloscopes. You can also use its square wave to calibrate your oscilloscope attenuator or adjust your oscilloscope probe

$33.99 $31.99
5
Koolertron 60MHz High Precision DDS Signal Generator Counter,Upgraded Dual-Channel Arbitrary Waveform Function Generator Frequency Meter 266MSa/s (60MHz)
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47 Reviews
Product Highlights
  • 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, 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. Frequency output of Sine wave can be up to 60MHz. 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

$119.99
6
PWM Pulse Frequency Generator, DC 3.3V-30V 5-30mA 1-Channel 1Hz-150kHz Adjustable Output Signal Generator Duty Cycle Square Wave Function Signal Generator Module
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Product Highlights
  • ⇝PWM Pulse Frequency module work voltage range is DC 3.3V-30V; the frequency range is 1Hz-150kHz/1Hz-15kHz; the output current is 5-30mA.
  • ⇝PWM frequency supports 2 modes:normal mode & accurate mode.Regular mode with 1% duty cycle steps.Precision mode with 0.1% duty cycle steps.
  • ⇝With lock function; PWM output can set frequency & duty cycle separately; duty cycle upper and lower bounds adjustable; support serial communication; all data auto-saved after setting.
  • ⇝Square wave signal generator, generating square wave signal for experimental development, generating square wave signal that controls the motor driver, and generating adjustable pulses for MCU Dimmer; Dimmer; Speed governor, and so on.

$13.99
7
KKmoon FY6200-20M 20MHz Function Signal Generator 3.2' LCD Digital DDS Dual-channel Function/Arbitrary Waveform Generator Pulse Signal Source 250MSa/s Frequency Meter Function Source Generator
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Product Highlights
  • ◕‿◕Dual-channel Function: maximum output frequency 20MHz (sine wave), 250msa/s sampling rate, 14bits vertical resolution. High Reliability: DDS direct digital synthesis technology is used to produce accurate, stable and low distortion output signals. Large-scale integrated circuit, surface mount technology, high reliability and has long service life.
  • ◕‿◕Compact & Safety: the device adopts the embedded panel design of ABS plastic shell, which is convenient to integrate with user's equipment and easy to install. All signal outputs can work under load short-circuit conditions 60s or more. Scanning Function: it can scan the four properties of the signal: frequency, amplitude, offset, and duty cycle. And has two scanning modes: linear scan and logarithmic scan. The scan time can reach 999.99s, the start and end of the scan can be set arbitrarily.
  • ◕‿◕Display Screen: using the 3.2-inch (320*240) color screen to display the waveform parameters of two channels at the same time. Dual Channel Output: fully independent dual channel output (equivalent to two independent signal sources), which can work synchronously and the phase difference can be precisely adjusted. Standard Channel Tracking Function: when tracking is turned on, all parameters of the two channels can be updated according to the user's configuration at the same time.
  • ◕‿◕High Frequency Accuracy: frequency accuracy can reach 10-6 orders of magnitude. And the full-range frequency resolution is 1μHz(0.000001Hz). Continuous Adjustable Pulse Width and Frequency of Pulse Wave: the adjustment range is 20ns-1s. The pulse amplitude can be continuously adjusted between 0~10V, and the adjustment accuracy is 0.001V. No Range Limit: the full range of frequency is not divided into gear switches, program-controlled settings.

$84.99
8
Frequency Generator, DROK DC 3.3V-30V 5-30mA 1Hz-150kHz Adjustable Output PWM Pulse Duty Cycle Square Wave Function Signal Generator Module
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Product Highlights
  • PARAMETER --- working voltage range 3.3V-30V; frequency range 1Hz-150kHz/1Hz-15kHz; output current 5-30mA; frequency accuracy 2% in each range.
  • APPLICATION --- as square wave signal generator for experimental development; as square wave signal generator for motor driver; as adjustable pulse generator for MCU; as adjustable pulse generator for PWM dimming, speed regulating, etc.
  • DISPLAY--- clear LCD displays frequency & duty ratio value.
  • MODE --- 2 modes, normal mode & accurate mode.

$13.99
9
KKmoon 60MHz Function Generator Digital DDS Function Signal/Arbitrary Waveform Generator Pulse Signal Source 250MSa/s Frequency Meter VCO Burst AM/PM/FM/Ask/FSK/PSK Modulation Source Generator
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3 Reviews
Product Highlights
  • ❤❤❤The instrument uses 14-bit high-speed D/A converter chip, 250MSa/s sample rate, 14bits vertical resolution. Can output up to 98 groups of functions / arbitrary waveform, contains 33 groups of preset waveforms and 64 groups of user-defined waveforms. Preset waveforms: Sine, Square (Duty Cycle adjustable), Pulse (Pulse width and cycle time can be set accurately), Triangle/Ramp, CMOS(0~12V), Four channels TTL, Exponential Rise, Exponential Fall, Noise, ECG, DC etc.
  • ❤❤❤Sweep Function: it can sweep 4 properties of signals including frequency, amplitude, offset and duty cycle; It has Linear and Logarithm two sweep types; 0.01S~999.99S sweep time; Up, Down and roundtrip sweep directions. VCO Function (Voltage Control Output): can be achieved by an external input signal: voltage controlling frequency, voltage controlling amplitude, voltage controlling offset, voltage controlling duty cycle and PWM modulations.
  • ❤❤❤Burst Output Function: there has Manual Trigger, internal CH2 Trigger, and External Trigger for your options. It can output 1~1048575 pulse trains. 100M Frequency Meter Function: it can measure frequency, period, pulse width and duty cycle. Max. frequency workable is 100MHz and Min. frequency workable is 0.01 Hz. Counter Function: it has 2 coupling measure modes including DC coupling and AC coupling. This design can solve inaccuracy problem of AC coupling.
  • ❤❤❤Standard dual full functional channels which are equivalent to two independent generators. Channel SYNC Function: support waveform copy and state copy between channels. Support two or more signal generators connected to achieve multi-channel output, the maximum support 16-channel synchronous output, the phase between each channel can be adjusted. Save Function: it can save 20 sets user-set parameters and can be loaded at any time.Use 100-240V (AC) wide range voltage power supply.

$117.99
10
Siglent Technologies SDG1032X Arbitrary Waveform - Function Generator
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80 Reviews
Product Highlights
  • 1 uhz - 30 MHz
  • Square waves to 30 mhz
  • Dual channel. Sweep/ burst/ modulation/ harmonics
  • Ch1 - Ch2 waveform combining. Built-in frequency counter

$359.00

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