The Marconi IFR Aeroflex 6421 is a power measurement head covering 0.01 GHz to 12.4 GHz. It delivers accurate RF and microwave power analysis across a broad frequency spectrum, engineered for precision in demanding test, calibration, and system integration tasks. The compact form factor integrates efficiently into laboratory and field test setups while maintaining high sensitivity and measurement accuracy.
Technical Specifications
• Frequency Range: 0.01 GHz to 12.4 GHz
• Measurement Capability: Accurate power measurements
• Accuracy & Sensitivity: High sensitivity and accuracy for reliable power analysis
• Form Factor: Compact design
• Condition: Tested to OEM critical specifications, good working condition
• Documentation: Manuals and datasheets available
– Key Features
• Extended frequency coverage from 0.01 GHz to 12.4 GHz enables testing across multiple RF and microwave bands
• High-sensitivity measurement architecture supports detailed power analysis of low and moderate-level signals
• Compact physical design facilitates integration into existing test benches and automated measurement systems
• Factory-validated operation to OEM critical specifications ensures measurement integrity
– Typical Applications
• RF and microwave equipment testing and characterization
• Power calibration procedures for test systems and standards labs
• Signal chain validation in communications and radar applications
• Component and subsystem power verification during development and production
– Compatibility & Integration
The power head’s compact architecture suits standalone and integrated measurement configurations. Complete documentation including manuals and datasheets supports rapid deployment and system troubleshooting.

















