The Agilent/Keysight 8662A is a high-performance synthesized signal generator delivering exceptional spectral purity and ultra-low phase noise across 10 kHz to 1280 MHz. Built for precision RF and microwave testing, it excels in radar system characterization, satellite communication validation, and phase noise measurement applications where signal integrity is non-negotiable.
Technical Specifications
Frequency Performance
• Frequency range: 10 kHz to 1280 MHz
• Frequency resolution: 0.1 Hz (100.0 µHz)
• Internal 10 MHz quartz oscillator reference
• Aging rate <5 × 10⁻⁷ per day (post 10-day warmup)
Output Power
• Output range: +13 dBm to -139.9 dBm (1V to 0.023 µVrms into 50 Ω)
• Output impedance: 50 Ω
Phase Noise
• SSB phase noise: typically -135 dBc/Hz at 1 kHz offset
• SSB phase noise: <-147 dBc/Hz at 10 kHz offset
• Minimum SSB noise floor: -148 dBc/Hz
• Harmonics: -30 dBc
• Non-harmonics: -84 dBc
Modulation Capabilities
Supports AM, FM, phase, and pulse modulation via internal or external sources. Internal modulation oscillator provides rates from 10 Hz to 99.9 kHz. Pulse mode delivers ≥30 dB on/off ratio with rise/fall times <250 ns (50–120 MHz), <800 ns (120–640 MHz), and <100 ns (≥640 MHz). Pulse repetition frequency spans 10 Hz to 99.9 kHz internally or 10 Hz to 2 MHz externally.
– Key Features
• 0.1 Hz frequency resolution for fine-grain tuning
• Configurable front and rear panel RF outputs with optional modulation inputs (Option 001)
• HP-IB standard interface for remote programming
• Dual line voltage operation: 115 V or 230 V (48–66 Hz)
• Power consumption: maximum 450 VA
– Physical Specifications
• Dimensions: 425 mm W × 178 mm H × 572 mm D (16.75 in × 7 in × 22.5 in)
– Compatibility & Integration
HP-IB interface enables integration into automated test systems. Optional MATE capability via Option 7001 provides CIIL control for legacy test environments.
