3 Digits LCR Meters
Last Updated: April 1, 2025
Description
3 Digits LCR Meters are specialized instruments designed to measure inductance (L), capacitance (C), and resistance (R) with a display resolution of three digits. These meters are multifunctional devices that provide automatic measurements of these electrical parameters, offering insights into the quality and dissipation factors of components.
Working Principle
LCR meters operate by applying either a constant voltage and measuring the resulting current or by applying a constant current and measuring the resultant voltage. This method allows the device to determine the inductance, capacitance, and resistance of the test object. The meters are equipped with different measurement modes, such as open circuit test voltage mode, constant voltage measurement mode, and constant current measurement mode, to accommodate various types of components and ensure accurate readings. These meters are particularly useful because they provide precise measurements of electrical properties, which are critical for designing and testing electronic circuits.
Applications
LCR meters are widely used in various applications, including testing electronic components in manufacturing, quality control, and research and development. For instance, they are employed in the testing of capacitors and inductors in consumer electronics, ensuring that these components meet specified performance criteria. Additionally, they are used in the calibration of electronic devices and in the educational sector for teaching purposes in electronics laboratories.
Advantages over other LCR Meters
3 Digits LCR Meters offer a balance between cost and functionality, providing sufficient resolution for many standard applications without the higher expense associated with meters offering more digits. They are particularly advantageous in scenarios where high precision is not critical, but reliable and consistent measurements are necessary.
Limitations
One of the limitations of 3 Digits LCR Meters is their reduced accuracy when measuring very high or very low impedances. In such cases, the signals (voltage or current) can be very small, making it difficult for the meter to produce accurate readings. This limitation can affect the reliability of measurements in applications requiring high precision.
Considerations
When considering the purchase and use of 3 Digits LCR Meters, several factors should be taken into account. Initial costs are generally lower compared to higher-resolution meters, making them a cost-effective choice for many applications. However, users should consider the operating expenses, which may include calibration and maintenance costs to ensure continued accuracy. Durability is another factor, as these meters need to withstand regular use in various environments. Accuracy, while generally sufficient for many applications, may not meet the needs of high-precision tasks, necessitating consideration of the specific requirements of the intended application. Replacement and maintenance costs should also be factored into the decision-making process, as these can impact the long-term cost-effectiveness of the device.
from REED-Direct
200 mA fuse provides protection from charged capacitors ( >50 VDC). Large (0.7") 3 1/2 digit LCD. Includes test leads. SPECIFICATIONS: Range/Resolution/Accuracy: Inductance: 2mH to 20H (5 ranges)/1 µH to 10 mH/2mH-2H: ±(2% + 2 digits); 2-20H: ±(5% + 1 digit). Capacitance: 2nF... [See More]
- Display Digits: 3 Digits; Plus a 1/2 digit
- Display Type: Digital
- Form Factor: Handheld
- Capacitance: 0.0020 to 200
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]
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Bandwidth: 0.0 to 5.00E8
from Red Pitaya, d.o.o.
SDRlab 122-16 was developed specifically for software-defined radio and more demanding RF applications. [See More]
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Bandwidth: 0.0 to 5.00E8
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]
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Capacitance: 1.00E-5 to 100
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]
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Capacitance: 1.00E-5 to 100
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]
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Capacitance: 1.00E-5 to 100
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]
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Capacitance: 1.00E-5 to 100
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]
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Capacitance: 1.00E-5 to 100
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]
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Capacitance: 1.00E-5 to 100
from Red Pitaya, d.o.o.
Based on the STEMlab 125-14 Starter kit and it comes with individual ISO17025 certificate. [See More]
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Capacitance: 1.00E-5 to 100