The HP/Agilent 83711B is a synthesized continuous wave generator delivering stable, accurate microwave signals from 1 GHz to 20 GHz. Built for component and system characterization, it serves wireless communications, radar, and microwave test environments where signal purity and leveling precision are essential.
## Technical Specifications
**Frequency & Resolution**
• Frequency range: 1 GHz to 20 GHz
• Frequency resolution: 1 kHz (1 Hz with Option 1E8)
• Time base stability: ±0.01 ppm (standard); high-stability option available
**Output Power**
• Maximum leveled output: +11 dBm (1–18 GHz, standard); +10 dBm (18–20 GHz, standard)
• Minimum leveled output: -4 dBm (standard); -110 dBm (with Option 1E1)
• Output level accuracy: ±1.0 dB from -4 dBm to maximum at 50 MHz–20 GHz
• Output resolution: 0.01 dB
• Output flatness: ±0.5 dB at levels ≥ -90 dBm
**Spectral Purity**
• Harmonics: < -50 dBc at levels < +6 dBm
• Spurious: < -60 dBc
• Sub-harmonics: None
• SSB phase noise range: -107 to -65 dBc, with floor < -140 dBc/Hz below 500 MHz
**Modulation Capabilities**
• Pulse mode: up to 3 MHz repetition rate, 80 dB on/off ratio
• Amplitude modulation: > 60 dB logarithmic depth; incidental AM < 5%
• Frequency/phase modulation: ±10% accuracy at 100 kHz; < 1% harmonic distortion at 1 MHz peak deviation
• FM/ΦM input impedance: 600 Ω nominal
## Key Features
• Fundamental oscillators with switched low-pass filters for < -55 dBc harmonic suppression
• Multimode pulse generator: internal free-run, triggered, doublet, and gated burst modes
• Simultaneous AM, FM/ΦM, and pulse modulation capability
• 0.01 dB output level resolution for fine-grained power control
## Typical Applications
Microwave component testing, system-level validation, RF subsystem characterization, and radar signal simulation requiring high spectral purity and precise leveling over extended frequency spans.
## Compatibility & Integration
SCPI command interface for automated test systems and instrument control.
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