Agilent / Keysight E8254A PSG-A Series Performance Signal Generator, 40 GHz

The Agilent/Keysight E8254A PSG-A Series Performance Signal Generator delivers precision signal generation across 250 kHz to 40 GHz for RF and microwave test environments. Built for aerospace, defense, and telecommunications applications, this instrument combines low phase noise, high output power, and versatile modulation capabilities to meet demanding measurement requirements.

Technical Specifications

• Frequency range: 250 kHz to 40 GHz


• Resolution: 0.01 Hz


• Internal reference aging rate (standard): < ±3 × 10⁻⁸/year


• Internal reference aging rate (Option UNX): < ±3 × 10⁻⁸/year or < ±2.5 × 10⁻¹⁰/day after 30 days


• Temperature stability (0 to 55 °C, typical): < ±4.5 × 10⁻⁹


• Line voltage stability (±10% variation, typical): +4 dBm typical into 50 Ω load Amplitude Specifications


• Output power at 40 GHz: up to +9 dBm (standard)


• Output power at 20 GHz: up to +22 dBm (standard)


• Output power at 10 GHz: up to +23 dBm (standard)


• Output power at 3.2 GHz: up to +13 dBm (standard)


• Amplitude resolution: 0.01 dB


• CW level accuracy (250 kHz to 2 GHz): ±0.6 dB at > +10 dBm


• CW level accuracy (2 to 20 GHz): ±0.8 dB at > +10 dBm


• CW level accuracy (20 to 40 GHz): ±1.0 dB at > +10 dBm


• CW level accuracy at -110 dBm (measured): ±0.5 dB across frequency range


• Modulation level accuracy with ALC: ±0.2 dB (constant-amplitude and QAM/QPSK formats)


• Temperature stability: 0.01 dB/°C typical


• Power specification warranty: 15 to 35 °C; typical operation 0 to 55 °C with < 2 dB degradation above 35 °C

Key Features

• Versatile modulation capabilities for complex signal simulation


• Flexible output power across the 40 GHz bandwidth


• Selectable reference oscillator options for frequency stability optimization


• I/Q modulation support with minimal power degradation

Typical Applications

• Component and subsystem characterization in mmWave bands


• Defense and aerospace RF testing


• Telecommunications infrastructure validation


• Research and development in high-frequency systems