Description
The 10dB 50W RF Fixed Attenuator is a high-capacity passive component designed to reduce the power of an RF signal by exactly 10dB, providing a precise 10:1 power reduction. With a robust 50-Watt power handling capacity, it is engineered to safely manage significant power loads from transmitters and amplifiers, stepping them down to safe levels for spectrum analyzers, power meters, and receivers. This model is optimized for frequencies from DC to 3GHz, making it a vital tool for 4G/LTE, VHF/UHF broadcast, and standard telecommunications applications.
The attenuator features an N-Type Male to N-Type Female inline configuration with a high-reliability threaded coupling mechanism. To effectively manage the heat generated by 50W of continuous power, the device is housed in a ruggedized anodized aluminum heat-sink body with longitudinal cooling fins. This design ensures maximum thermal dissipation and prevents attenuation drift during continuous operation. Manufactured with premium PTFE dielectric and high-stability resistive elements, it maintains exceptional frequency flatness and low VSWR throughout its operating life.
Key Technical Advantages
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High-Power 50W Capacity: Specifically designed for medium-to-high power RF environments where standard laboratory attenuators would suffer thermal damage.
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Precise 10dB Power Reduction: Delivers an accurate ten-fold reduction in signal strength, allowing for the direct measurement of high-power equipment outputs with sensitive test gear.
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Superior Thermal Management: The integrated heat-sink housing is optimized for efficient heat transfer, ensuring the internal resistive elements remain within safe operating temperatures.
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Excellent Impedance Stability: Precision-engineered internals provide a low VSWR across the entire 3GHz band, protecting expensive signal sources from harmful reflections.
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Rugged N-Type Interface: Features industrial-grade threaded connectors designed for a secure, vibration-resistant connection in both field and laboratory settings.
Key Features
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Interface Type: N-Type Male (Plug) to N-Type Female (Jack).
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Attenuation Value: 10dB (Fixed).
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Power Rating: 50 Watts (Continuous Average).
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Frequency Range: DC – 3.0 GHz.
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Impedance: 50 Ohm (Standard).
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Construction: Black Anodized Aluminum heat-sink with Nickel-Plated Brass connectors.
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Common Application: Transmitter output testing, base station signal conditioning, DAS installations, and high-power RF laboratory measurements.
Technical Summary
| Parameter | Specification |
| Impedance | 50 Ohm (Nominal) |
| Frequency Range | DC – 3 GHz |
| Attenuation Accuracy | ±0.6 dB to ±0.8 dB |
| VSWR | ≤ 1.25:1 (Typical) |
| Max Input Power | 50 Watts (Average) |
| Peak Power | 1 kW (5µs pulse width) |
| Operating Temp | -55°C ~ +125°C |




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