Description
The 2dB 2W RF Fixed Attenuator is a high-performance passive component designed to reduce the power of an RF signal by exactly 2dB. With a 2-Watt power handling capacity, it provides a robust solution for signal conditioning where high accuracy and signal integrity are critical. This model is optimized for a wide frequency spectrum from DC to 3GHz, ensuring full compatibility with high-definition cable television (CATV), satellite communications (SATV), and standard telecommunications bands.
The attenuator features an F-Type Male to F-Type Female inline configuration, utilizing a standard threaded coupling mechanism that provides high mechanical stability and a secure connection. It is constructed using high-reliability resistive elements and premium dielectric materials to ensure a flat frequency response and low Voltage Standing Wave Ratio (VSWR) across its entire bandwidth. Housed in a nickel-plated brass body, it offers superior durability and corrosion resistance, making it suitable for both professional head-end installations and demanding field environments.
Key Technical Advantages
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Precise 2dB Attenuation: Delivers a reliable and subtle signal reduction, essential for fine-tuning signal levels and preventing the overloading of sensitive tuners or receivers.
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Broad 3GHz Bandwidth: Provides a versatile solution for modern broadband technologies, maintaining performance from DC through the 3GHz range.
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Excellent Impedance Matching: Frequently used to improve the match between components, reducing signal reflections and preventing ghosting or data errors in digital systems.
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Compact and Durable Design: The streamlined form factor and nickel-plated construction ensure a long service life and easy integration into existing cable assemblies.
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Standard F-Type Interface: Features precision-machined threads designed for a secure, low-loss connection in residential and commercial RF distribution networks.
Key Features
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Interface Type: F-Type Male (Plug) to F-Type Female (Jack).
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Attenuation Value: 2dB (Fixed).
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Power Rating: 2 Watts (Continuous).
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Frequency Range: DC – 3.0 GHz.
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Impedance: 75 Ohm (Typical for F-Type) / 50 Ohm (Optional).
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Construction: Nickel-Plated Brass with high-quality internal resistive elements.
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Common Application: CATV signal leveling, satellite distribution, laboratory measurements, and protection of sensitive receiver inputs.
Technical Summary
| Parameter | Specification |
| Impedance | 75 Ohm (Standard for F-Type) |
| Frequency Range | DC – 3 GHz |
| Attenuation Accuracy | ±0.3 dB to ±0.5 dB |
| VSWR | ≤ 1.25:1 (Typical) |
| Max Input Power | 2 Watts (Average) |
| Peak Power | 50 Watts (5µs pulse width) |
| Operating Temp | -40°C ~ +85°C |











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