Description
The 20dB 2W RF Fixed Attenuator is a high-performance passive component designed to reduce the power of an RF signal by exactly 20dB, providing a precise 100:1 power reduction. With a 2-Watt power handling capacity, it is ideal for low-to-medium power applications where precision and signal integrity are paramount. This model is optimized for a wide frequency spectrum from DC to 6GHz, ensuring full compatibility with sub-6GHz 5G NR, Wi-Fi 6, GPS, and standard telecommunications bands.
The attenuator features an N-Type Male to N-Type Female inline configuration, utilizing a threaded coupling mechanism for a secure, low-loss, and vibration-resistant connection. It is constructed using high-reliability resistive elements that provide excellent frequency flatness and a low Voltage Standing Wave Ratio (VSWR). The housing is manufactured from nickel-plated brass or stainless steel, providing a ruggedized exterior that ensures consistent electrical performance and durability over hundreds of mating cycles.
Key Technical Advantages
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Precise 20dB Attenuation: Provides a reliable 100-fold power reduction, essential for balancing signal strength and protecting sensitive receiver front-ends or spectrum analyzer inputs from high-power saturation.
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Broad 6GHz Bandwidth: Provides a versatile solution for a wide range of wireless technologies, maintaining high accuracy from DC through the 6GHz spectrum.
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Excellent Impedance Matching: Often used as a “pad” to improve the VSWR between two mismatched components, minimizing signal reflections and protecting upstream sources.
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Compact and Rugged Design: The 2W power rating is housed in a streamlined form factor, making it ideal for tight spaces in both laboratory and field environments.
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Industrial-Grade N-Type Interface: Features high-quality connectors designed for high mechanical stability and excellent RF shielding in demanding environments.
Key Features
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Interface Type: N-Type Male (Plug) to N-Type Female (Jack).
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Attenuation Value: 20dB (Fixed).
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Power Rating: 2 Watts (Continuous).
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Frequency Range: DC – 6.0 GHz.
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Impedance: 50 Ohm (Standard).
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Construction: Nickel-Plated Brass or Stainless Steel with PTFE dielectric.
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Common Application: Signal leveling in wireless systems, laboratory measurements, protection of sensitive test ports, and inter-stage isolation in RF chains.
Technical Summary
| Parameter | Specification |
| Impedance | 50 Ohm (Nominal) |
| Frequency Range | DC – 6 GHz |
| Attenuation Accuracy | ±0.5 dB to ±0.8 dB |
| VSWR | ≤ 1.25:1 (Typical) |
| Max Input Power | 2 Watts (Average) |
| Peak Power | 50 Watts (5µs pulse width) |
| Operating Temp | -55°C ~ +125°C |








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