DC-4.0GHz 0-30dBm 50 Ohm RF Fixed Attenuator

DC-4.0GHz 0-30dBm 50 Ohm RF Fixed Attenuator

The DC–4.0GHz 50 Ohm RF Fixed Attenuator is a precision coaxial attenuator designed to reduce RF signal levels while maintaining excellent impedance matching across a wide frequency range. Available in attenuation values from 0 dB to 30 dB, it is ideal for protecting sensitive RF equipment, improving measurement accuracy, and optimizing signal levels in amateur radio, SDR, wireless communication, and laboratory test applications.

Key Features

• Wideband RF fixed attenuator
• Frequency coverage from DC to 4.0 GHz
• Available attenuation values from 0 dB to 30 dB
• Precision 50 Ohm impedance matching
• Low VSWR across the operating frequency range
• High attenuation accuracy for reliable measurements
• Reduces signal levels without significant waveform distortion
• Suitable for RF transmit and receive applications
• Protects spectrum analyzers, SDRs and RF receivers from overload
• Ideal for signal generators and RF test equipment
• Precision thin-film resistor network construction
• Excellent frequency response and stability
• Compact coaxial inline design
• High-quality SMA connectors for secure RF connections
• Gold-plated center contacts for reliable conductivity
• Durable metal housing for effective RF shielding
• No external power required
• Simple plug-and-play installation
• Suitable for laboratory, educational and field applications
• Compatible with RF measurement instruments and wireless equipment
• Ideal for amateur radio and microwave experimentation
• Reliable long-term performance
• Lightweight and portable construction
• Precision manufactured for repeatable attenuation characteristics
• Designed for continuous RF operation

Typical Uses

• Spectrum analyzers
• Vector network analyzers
• Software defined radios (SDR)
• Signal generators
• RF laboratory measurements
• Amateur radio equipment testing
• Wireless communication systems

In the Box

• DC–4.0GHz 50 Ohm RF Fixed Attenuator
• Protective storage cap(s)
• User documentation