The Marconi IFR Aeroflex 3282 is a 13.20 GHz spectrum analyzer engineered for precise RF and microwave signal characterization across demanding test environments. This instrument delivers detailed amplitude, frequency, and modulation analysis with exceptional sensitivity and spectral purity, making it suitable for signal verification, system troubleshooting, and laboratory measurements.
Technical Specifications
Frequency Performance
• Frequency range: 3 Hz to 26.5 GHz
• Resolution bandwidth: 30 Hz to 5 MHz (1-2-3-5 sequence)
• Frequency resolution: 1 Hz
• Frequency reference accuracy: ±1 ppm (±0.01 ppm optional)
• Phase noise at 1 GHz, 10 kHz offset: <-115 dBc/Hz
Amplitude Characteristics
• Displayed average noise level: <-150 dBm/Hz
• Amplitude range: -150 dBm to +30 dBm (CW)
• Maximum input level (peak power): +50 dBm (5 µs pulse, 0.5% duty cycle)
• Maximum continuous RF input: +16 dBm
• Attenuator range: 0 to 28 dB in 4 dB steps
• Amplitude accuracy: Better than ±0.05 dB post warm-up
• Third order intermodulation: +18 dBm TOI
Spectral Purity
• Residual FM: <100 × N Hz p-p in 1 second
– Key Features
• Digital IF with 1 Hz to 5 MHz resolution bandwidth options
• Digital demodulation with 36 MHz analysis bandwidth (optional)
• Modulation analysis: AM, FM, phase, pulse, FSK
• Streaming LVDS (digital IQ) output with demodulator option
• Built-in measurements: Channel power, adjacent channel power, occupied bandwidth, spectrum emission mask, TOI, harmonic distortion, phase noise, X dB down
• RF input attenuator: 0 to 28 dB in 4 dB increments
– Typical Applications
• RF/microwave component testing and characterization
• Signal integrity verification in complex systems
• Modulation quality assessment
• Harmonic and spurious content analysis
• Phase noise measurement
– Connectivity & Integration
• LAN: 10/100/1000 Base T (RJ45)
• USB: Four ports (two front, two rear)
• GPIB (IEEE 488), RS-232 serial
• VGA video output
• Centronics parallel printer interface
• External trigger input (BNC female, 10 kΩ nominal)
• CD-ROM and USB data interfaces
