The Marconi IFR Aeroflex 59999/166 is an autotester that performs return loss, VSWR, and fault location measurements across RF and microwave frequencies. Operating from 10 MHz to 26.5 GHz with a 3.5 mm WSMA (f) connector, this instrument integrates into scalar analyzer systems and larger test benches to automate characterization of RF and microwave components. Its design enables guided, automated measurement workflows that streamline complex testing procedures.
Technical Specifications
• Frequency Range: 10 MHz to 26.5 GHz
• Connector: 3.5 mm WSMA (f)
• Maximum Input Power: +27 dBm
• Operating Temperature: 0 to +50°C
• Dimensions: Approximately 76 × 50 × 28 mm
• Weight: Approximately 340 g
• Compliance: EEC Council Directive 89/336/EEC, EN55011 Class B, CISPR 11, EN50082-1, IEC 801-2/3/4, IEC 348
– Key Features
• Return loss measurement across full frequency range
• VSWR characterization for impedance analysis
• Fault location capability when integrated with compatible systems
• RF bridge autotester functionality
• High-frequency signal integrity maintained through precision 3.5 mm WSMA connector
• Directivity performance within the 59999 series ranges from 30 dB to 40 dB across various frequency bands
– Typical Applications
• RF and microwave component characterization
• Transmission line and cable testing
• Automated system-level measurements
• Integration within scalar analyzer test benches
– Compatibility & Integration
The 59999/166 connects directly to scalar analyzers, such as the Aeroflex 6820 series, and pairs with complementary equipment including 6230 series detectors and power splitters. System integration supports automated data collection and measurement workflows. Storage and analysis functions are provided through compatible scalar analyzer platforms.
















