General Radio 874-W50B Resistive Termination Adapter 50 Ohms

General Radio 874-W50B 50-Ohm Resistive Termination Adapter

The General Radio 874-W50B is a precision 50-ohm resistive termination adapter designed for applications requiring accurate impedance matching and signal termination in RF systems. This adapter is essential for ensuring minimal signal reflection and maintaining system integrity across a broad frequency spectrum.

Key Features

• Impedance: Precisely calibrated at 50 ohms with a tolerance of ±0.5%, ensuring reliable performance in impedance-sensitive applications.
• Frequency Range: Operates effectively from direct current (DC) up to 7 GHz, accommodating a wide range of RF applications.
• VSWR Performance: Maintains a Voltage Standing Wave Ratio (VSWR) of less than 1.06 at 4 GHz, indicating excellent impedance matching and minimal signal reflection.
• Power Handling: Capable of handling continuous power up to 2 watts, suitable for various testing and measurement scenarios.
• Connector Type: Equipped with a non-locking GR874 connector, facilitating easy integration into existing systems without the need for additional adapters.

Applications

The 874-W50B termination adapter is ideal for:

• Impedance matching in RF circuits to prevent signal reflections and ensure signal integrity.
• Establishing reference conditions in measurement setups, providing a known impedance for accurate calibration.
• Terminating unused ports in multi-port networks to maintain system performance and prevent interference.
• Use in slotted-line measurements and for verifying the accuracy of network analyzers, directional couplers, bridges, and admittance meters.

Construction and Design

The adapter features a cylindrical resistor mounted within a tapered coaxial holder, optimizing performance and durability. The use of high-quality materials ensures stability and repeatability in measurements, making it a reliable component in precision RF applications.

Specifications

• Impedance: 50 ohms ±0.5%
• Frequency Range: DC to 7 GHz
• VSWR: Less than 1.06 at 4 GHz
• Maximum Power Handling: 2 watts continuous
• Connector Type: Non-locking GR874

The General Radio 874-W50B 50-Ohm Resistive Termination Adapter is a vital tool for professionals in RF engineering and testing, offering precise impedance matching and reliable performance across a wide frequency range.