The Narda 3044B series comprises coaxial directional couplers engineered for precision RF signal sampling and power monitoring in test, measurement, telecommunications, and antenna testing applications. These components deliver stable, accurate signal division with minimal distortion through maximally flat response and low VSWR characteristics across their operating bandwidth.
Technical Specifications
Frequency Range
• DC to 4 GHz (3044B-20)
• 3.7 to 8.3 GHz (3044B, 3044B-30)
Coupling Factor
• 10 dB nominal (3044B-10)
• 20 dB nominal (3044B-20)
• 30 dB nominal (3044B-30)
VSWR
• <1.25:1 typical (secondary line)
• 1.20 primary, 1.25 secondary (select models)
Insertion Loss
• 20 dB typical (3044B-20)
• Minimum 17 dB (select models)
Power Handling
• 200 W (3044B-10)
Connectors
• Type N female/female
Weight
• Approximately 1 kg (3044B-10)
• 1.30 lbs (3044B-30)
– Key Features
• Maximally flat frequency response
• Low VSWR across operating band
• High directivity performance
• Broadband operation within specified ranges
• Precise RF signal sampling capability
– Typical Applications
• RF power monitoring systems
• Signal generator and analyzer setups
• Antenna testing and characterization
• Telecommunications infrastructure
• Test and measurement configurations
• Calibration channels for known signal level establishment
• Impedance matching networks
• Device isolation and buffer applications
– Compatibility & Integration
Type N connectors enable direct integration into standard RF and microwave test benches. The 3044B series accommodates diverse coupling requirements through 10, 20, and 30 dB variants, supporting flexible system architectures from DC to 8.3 GHz depending on model selection.
