The Anritsu 68147B is a microprocessor-controlled synthesized sweep generator delivering phase-locked signal generation across 0.01–20.0 GHz. It combines precise frequency synthesis with flexible sweep architecture, making it ideal for component characterization, filter testing, and automated measurement systems requiring broadband coverage and agile frequency control.
Technical Specifications
Frequency Performance
• Frequency range: 0.01–20.0 GHz
• Frequency resolution: 1 kHz (0.1 Hz with Option 11)
• Frequency switching time: <15 ms + 1 ms/GHz step size (typical maximum)
Output Power
• Maximum output: +13 dBm
• Minimum output: −15 dBm
• Power resolution: 0.01 dB
• Output accuracy: 2 dB
• Output impedance: 50 Ω
• Level switching time: 20 ms
Phase Noise
• Minimum SSB phase noise: −96 dBc/Hz
• Maximum SSB phase noise: −66 dBc/Hz
• SSB phase noise at 10 kHz offset from 10 GHz: −100 dBc (related models)
Spectral Purity
• Harmonics: −40 dBc
• Non-harmonic spurious: −40 dBc
– Key Features
Modulation & Sweep Modes
• Internal modulation: AM, FM, ØM, Pulse
• User-downloaded complex modulation capability
• Sweep modes: Step, Analog, Power, Alternate, Master/Slave
• Manual sweep with phase-locked stepped frequency adjustment
• Step sweep: 1–10,000 steps; step size 1 kHz to full range
• Alternate mode sweeps between two ranges at different power levels
• Programmable frequency agility: up to 1,000 non-sequential frequencies via GPIB
Control & Interface
• Front-panel operation and remote control via IEEE-488 GPIB
• Rack mounting available (Option 1)
• Optional 110 dB step attenuator (Option 2B, for ≤40 GHz models)
– Typical Applications
Microwave component testing, automated ATE systems, receiver and filter characterization, and frequency-dependent device analysis requiring phase-coherent signal generation across extended frequency ranges.
– Compatibility & Integration
IEEE-488 GPIB remote control enables integration into automated test platforms and systems requiring programmable frequency agility or complex stimulus sequences.
