RX70 Precision Resistors 1R–1MΩ 0.25W–3W Low Drift
RX70 Precision Resistors 1R–1MΩ 0.25W–3W Low Drift
RX70 Precision Resistors — High Accuracy, Low Temperature Drift
Engineered for demanding electronics applications, the RX70 Series Precision Resistors deliver exceptional accuracy and stability across a wide resistance range — from 1Ω all the way to 1MΩ. Available in multiple power ratings (0.25W, 0.5W, 1W, 2W, and 3W), these resistors are the go-to choice for engineers, hobbyists, and technicians who require reliable, consistent performance in every circuit.
Key Features
- Wide Resistance Range: 1R, 5R, 10R, 50R, 100R, 1K, 2K, 10K, 20K, 50K, 100K, 1MΩ — covering the most common values for precision circuits
- Multiple Power Ratings: 0.25W, 0.5W, 1W, 2W, and 3W options to suit various load requirements
- High Accuracy: Tight tolerance construction ensures your circuits perform exactly as designed, minimizing measurement and signal errors
- Low Temperature Drift: Stable resistance values across a broad operating temperature range, reducing performance variation in real-world environments
- RX70 Series Design: Robust construction for long-term reliability in professional and DIY electronics projects
- Wide Application: Ideal for precision measurement instruments, audio equipment, signal conditioning, voltage dividers, laboratory setups, and more
Specifications
| Parameter | Details |
|---|---|
| Series | RX70 |
| Resistance Values | 1R, 5R, 10R, 50R, 100R, 1K, 2K, 10K, 20K, 50K, 100K, 1MΩ |
| Power Ratings | 0.25W, 0.5W, 1W, 2W, 3W |
| Accuracy | High Precision / Tight Tolerance |
| Temperature Drift | Low Temperature Coefficient |
| Country of Origin | Made in Mainland China |
| High-Concern Chemicals | None |
Who Is This For?
Whether you're building precision measurement instruments, calibrating test equipment, designing audio amplifiers, or prototyping on a breadboard, the RX70 precision resistors offer the stability and accuracy you need. Their low temperature drift makes them especially well-suited for environments where temperature fluctuations could otherwise compromise circuit performance.
Learn More
For safety guidelines and best practices when working with electronic components, visit the U.S. Consumer Product Safety Commission (CPSC). For standards and measurement accuracy in electronics, refer to NIST Electronics Standards.
Frequently Asked Questions
Q: What resistance values are available in the RX70 precision resistor series?
A: The RX70 series is available in 12 resistance values: 1R (1 Ohm), 5R, 10R, 50R, 100R, 1K, 2K, 10K, 20K, 50K, 100K, and 1M (1 MegaOhm), making it easy to find the right value for your precision circuit or project.
Q: What power ratings do these precision resistors come in?
A: The RX70 resistors are available in five power ratings: 0.25W, 0.5W, 1W, 2W, and 3W. Choose the appropriate wattage based on your circuit's load requirements to ensure safe and reliable operation.
Q: Why is low temperature drift important in a precision resistor?
A: Low temperature drift (also called a low temperature coefficient) means the resistor's value stays consistent even as operating temperature changes. This is critical in precision measurement, audio, and instrumentation circuits where even small resistance shifts can affect accuracy and performance.
Q: Are these resistors suitable for professional and hobbyist electronics projects?
A: Yes! The RX70 precision resistors are versatile enough for professional engineers designing instrumentation and signal-conditioning circuits, as well as electronics hobbyists and DIY builders who need reliable, stable components for their projects.