Coaxial Fixed Termination (Dummy Load)
A radio frequency coaxial fixed termination (dummy load) is a single-port device equipped with a coaxial connector. Its key feature is its ability to provide a precise 50-ohm matching impedance over a wide frequency band. By converting all incident RF energy into heat and dissipating it, it perfectly eliminates signal reflections. It is primarily used for system testing, calibration, and protection.
A radio frequency coaxial fixed termination (dummy load) is a single-port device equipped with a coaxial connector. Its key feature is its ability to provide a precise 50-ohm matching impedance over a wide frequency band. By converting all incident RF energy into heat and dissipating it, it perfectly eliminates signal reflections. It is primarily used for system testing, calibration, and protection.
Its core features include:
- Perfect termination matching—providing a precise 50Ω (or 75Ω) impedance and achieving an extremely low voltage standing wave ratio—is the foundation for ensuring signal integrity and measurement accuracy.
- Full-power absorption: The core function is to absorb all of the input RF power and convert it into heat, with virtually no energy reflection back itself—hence the name “dummy load.”
- Key parameter: Power rating: This is its most important specification, determining the maximum average power and peak power it can safely handle and dissipate.
- Broadband operation: Typically designed to maintain excellent performance over a very wide frequency range (e.g., DC to 6 GHz or higher).
- Core application:
- Testing and Calibration: During system testing, replace the antenna with an ideal purely resistive load to provide the transmitter with a perfect match.
- Device protection: Provides a load for the transmitter when no antenna is connected, preventing damage to the power amplifier due to no-load or impedance mismatch.
Coaxial Fixed Terminal (Dummy Load）
The RF Coaxial Fixed Termination (Dummy Load) is a single-port device equipped with a coaxial connector. Its key feature is its ability to provide a precise 50-ohm matching impedance over a wide frequency band. By converting all incident RF energy into heat and dissipating it, this device perfectly eliminates signal reflections. It is primarily used for system testing, calibration, and protection purposes. Brand: RFTYT Country of Origin: China Frequency Range: DC–110 GHz Pass-through Power: 1–1,000 W Minimum Order Quantity: 1 unit Customization Available: Yes Lead Time: 7–15 days Compliant with RoHS: Yes
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