The Marconi IFR Aeroflex 2031 is a synthesized signal generator delivering precision RF signal generation across 10 kHz to 2.7 GHz with 0.1 Hz resolution. It combines wide amplitude control, multiple modulation modes, and low phase noise to support development, characterization, and production testing of RF/microwave systems.
Technical Specifications
• Frequency range: 10 kHz to 2.7 GHz
• Frequency resolution: 0.1 Hz
• Amplitude range: −144 dBm to +13 dBm (standard); overrange mode to +19 dBm uncalibrated
• Amplitude resolution: 0.1 dB
• Extended hysteresis mode: up to 24 dB RF level control without interruption
• Output protection: electronic trip against reverse power up to 50 W (source VSWR 5:1)
• Phase noise: −116 dBc/Hz typical (−122 dBc/Hz at 20 kHz offset, 470 MHz carrier)
• Residual FM noise: less than 7 Hz RMS deviation (300 Hz to 3.4 kHz unweighted bandwidth, 470 MHz)
• Harmonic distortion: better than −30 dBc to 1 GHz; better than −27 dBc above 1 GHz
• Spurious signals: better than −90 dBc to 1.35 GHz; better than −40 dBc to 2.3 GHz; better than −30 dBc to 5.4 GHz
– Key Features
• Modulation: AM, FM, phase modulation, and pulse modulation (optional)
• Internal modulation oscillator: 0.1 Hz to 500 kHz (0.1 Hz resolution)
• Wideband FM: 10 MHz bandwidth; deviation to 1 MHz (≤21 MHz) or 1% of carrier frequency (above 21 MHz); AC and DC coupling with patented offset correction
• Phase modulation: 10 kHz bandwidth, maximum 10 radians
• Modulation modes: single, dual, composite, dual composite
• Programmable frequency sweep with optional RF profiles and complex sweep (Option 008)
• Second internal modulation oscillator available (Option 001)
• Pulse modulation option 105 for controlled rise/fall times
• Large dot-matrix LCD with adjustable contrast and backlight
• Compact, portable design
– Typical Applications
Signal generation for RF receiver testing, transmitter characterization, filter and amplifier evaluation, modulation analysis, and system-level validation across microwave development and manufacturing.
– Compatibility & Integration
IEEE 488.2 GPIB programming enables remote operation and seamless integration into automated test systems and bench environments.
