The Agilent/Keysight 8673H Synthesized Signal Generator delivers precision RF and microwave signal generation across 2.0 GHz to 18.0 GHz, with overrange capability to 18.6 GHz. Built for demanding test environments, it combines wide frequency coverage with flexible modulation and sweep capabilities to support wireless communications, radar testing, and component characterization.
Technical Specifications
Frequency Coverage
• Range: 2.0 GHz to 18.0 GHz (overrange to 18.6 GHz)
• Option 212: 2.0 GHz to 12.4 GHz
• Option 618: 5.4 GHz to 18.0 GHz
• Resolution: 1 kHz (2.0–6.6 GHz), 2 kHz (6.6–12.3 GHz), 3 kHz (12.3–18.0 GHz)
Output Power
• Maximum: +8 dBm (standard); +10 dBm with Option 008
• Minimum: −100 dBm
• Resolution: 0.1 dB
• Impedance: 50 Ω
• Harmonics: −40 dBc
• Phase Noise: Better than −60 dBc (1 Hz BW, 1 kHz offset, CW mode)
Modulation
• Types: AM, FM, and pulse (standard); all three can be applied simultaneously
• AM: 0 to 75% depth at rates to 10 kHz; front-panel metered control to 100 kHz
• FM: Six metered ranges at rates and peak deviations to 10 MHz (locked mode: 3 MHz; unlocked: 10 MHz at rates as low as 50 Hz)
• Pulse: ON/OFF ratio exceeding 80 dB, widths to 100 ns, external TTL rates to 1 MHz, rise/fall times less than 50 ns
Sweep
• Modes: Manual, auto, single
• Points: Up to 9999 per sweep
• Step Size: Minimum equals frequency resolution
• Dwell Time: 1 to 255 ms per frequency
• Markers: 5 independent, settable frequency markers
• Outputs: 0 to +10 V ramp, 0.5 V/GHz ramp, Z-axis blanking/markers, tone marker
– Key Features
• Internally or externally leveled output to −100 dBm or −120 dBm (HP 8673E)
• Frequency-dependent power variation across the 2–18 GHz band
• Simultaneous multimode modulation for complex signal simulation
• Five independent frequency markers for precise sweep control
• Pulse modulation across entire frequency range with TTL triggering
– Typical Applications
Wireless communications testing, radar system evaluation, RF component characterization, receiver sensitivity measurements, and complex signal environment simulation.
