CE Marking Frequency Counters
Last Updated: April 1, 2025
Description
Frequency counters are electronic instruments designed to measure the frequency of an input signal. They provide a digital readout of the frequency, which is the number of cycles per second of the signal. These devices are essential for obtaining precise frequency measurements and are commonly used in various fields of engineering and technology.
Working Principle
Frequency counters operate by gating the input frequency into the counter for a predetermined time period. During this time, the counter tallies the number of cycles of the input signal. The result is then displayed as a frequency value, typically in hertz (Hz). This method allows for high precision and accuracy in frequency measurement, making frequency counters invaluable tools in both research and industrial applications. They are particularly useful for calibrating equipment and ensuring compliance with frequency standards.
Applications
Frequency counters are widely used in various applications, including:
- Characterizing Transmitters and Receivers: They are essential in verifying and calibrating the frequency of transmitters and receivers to ensure compliance with regulatory standards.
- RF Signal Calibration: Frequency counters are used to calibrate radio frequency (RF) signals, ensuring accurate signal transmission and reception.
- Heavy Equipment Vibration Monitoring: They help in monitoring vibrations in heavy machinery by measuring the frequency of oscillations.
- AC Motor Tuning: Frequency counters assist in tuning AC motors by measuring the frequency of the electrical supply.
Advantages over other Frequency Counters
Frequency counters offer several advantages over other frequency measurement devices:
- High Precision: They provide more precise measurements compared to traditional frequency meters, which are tuned devices with lower accuracy.
- Digital Measurement: Frequency counters were among the first instruments to offer digital measurement of signal parameters, enhancing accuracy and reliability.
- Versatility: Modern frequency counters can measure a wide range of frequencies, from low Hz to high GHz, and can handle multiple signals simultaneously with multi-channel capabilities.
Limitations
Despite their advantages, frequency counters have some limitations:
- Cost: High-frequency range counters can be expensive, especially those capable of measuring GHz frequencies.
- Complexity: Advanced frequency counters with multiple features may require specialized knowledge to operate effectively.
- Environmental Sensitivity: Some frequency counters may be sensitive to temperature changes, which can affect measurement accuracy.
Considerations
When selecting a frequency counter, several factors should be considered:
- Initial Costs: Consider the cost of the device, especially if high-frequency measurement capabilities are required.
- Operating Expense: Evaluate the power requirements and potential maintenance costs associated with the device.
- Durability: Assess the build quality and durability, particularly if the device will be used in harsh environments.
- Accuracy: Ensure the frequency counter meets the required accuracy standards for your specific application.
- Replacement and Maintenance Costs: Consider the availability of parts and the ease of maintenance to minimize downtime and ensure long-term reliability.
from Red Pitaya, d.o.o.
SDRlab 122-16 External clock is based on the SDRlab 122-16 model that is modified to be used with an external clock oscillator, which is important especially for RF applications that operate at other frequencies, require better quality clock or clock synchronization. [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
SDRlab 122-16 was developed specifically for software-defined radio and more demanding RF applications. [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
SIGNALlab 250-12 is most sophisticated Red Pitaya product, built for more demanding industrial applications and research, where robustness and performance matter more than cost. [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
STEMlab 125-14 4 Inputs is based on STEMlab 125-14 board, but instead of 2 inputs and 2 output channels offers 4 Input channels that with improved performance. [See More]
- Standards and Certifications: RoHS; CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
STEMlab 125-14 is our most versatile and popular product, which was introduced to the market in 2013 when Red Pitaya was established. Since then it has been used in a wide variety of contexts, from hobbyists and ham radio operators to industry, research, and space applications. [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
STEMlab 125-14 is our most versatile and popular product, which was introduced to the market in 2013 when Red Pitaya was established. Since then it has been used in wide variety of contexts, from hobbyists and ham radio operators to industry, research and space applications. [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
STEMlab 125-14 Edu Pack is based on Red Pitaya's best-selling DAQ platform and with the chosen accessories a perfect fit for educational purposes. [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
STEMlab 125-14 External clock is based on the STEMlab 125-14 model that is modified to be used with an external clock oscillator, which is important especially for RF applications that operate at other frequencies, require better quality clock or clock synchronization. With this modification, users... [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
Based on the STEMlab 125-14 Starter kit and it comes with individual ISO17025 certificate. [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
STEMlab 125-14 Low Noise Bare OEM is the ultimate solution for customization and adaptability in your electronic project. This board, which comes without the usual connectors, provides unparalleled freedom and versatility to tailor your designs according to your specific needs. [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
STEMlab 125-14 Low Noise is based on a STEMlab 125-14 board that is populated with additional linear analog power for analog power supplies to reduce RF inputs and outputs noise and consequently increase ENOB. [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
We are setting the industry standard in product quality and customer support, our STEMlab OEM boards are easy to integrate and available in multiple hardware and software configurations. [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
STEMlab 125-14 is our most versatile and popular product, which was introduced to the market in 2013 when Red Pitaya was established. Since then it has been used in wide variety of contexts, from hobbyists and ham radio operators to industry, research and space applications. [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
STEMlab 125-14 is our most versatile and popular product, which was introduced to the market in 2013 when Red Pitaya was established. Since then it has been used in wide variety of contexts, from hobbyists and ham radio operators to industry, research and space applications. [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
STEMlab 125-14 X-Channel System is designed for applications that require multi-channel RF signal acquisition and generation. It enables the user to stream analog and digital signals from/to the client's PC. X-Channel System consists of multiple STEMlab 125-14 devices that are modified and comes... [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
STEMlab 125-14Z7020 Low Noise is based on a STEMlab 125-14 Z7020 board that is populated with additional linear analog power for analog power supplies to reduce RF inputs and outputs noise and consequently increase ENOB. [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4
from Red Pitaya, d.o.o.
STEMlab 125-14Z7020 Low Noise is based on a STEMlab 125-14 Z7020 board that is populated with additional linear analog power for analog power supplies to reduce RF inputs and outputs noise and consequently increase ENOB. [See More]
- Standards and Certifications: CE Marking; FCC Standards; ISO Standards (optional feature)
- Frequency Range: 1 to 6.25E7
- Form Factor: Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Max Channels: 4