Keysight (Agilent) 83599A RF Plug-in for the Agilent 8350B, 10 MHz to 50 GHz

The Keysight (Agilent) 83599A RF Plug-in extends the Agilent 8350B sweep oscillator mainframe across 10 MHz to 50 GHz, delivering precise signal generation for RF and microwave measurements. This module provides frequency reference outputs, wideband power control, and modulation capabilities essential for network analysis, component characterization, and local oscillator applications in coaxial systems.

Technical Specifications

• Frequency range: 10 MHz to 50 GHz


• CW frequency accuracy: Better than ±5 to ±25 MHz depending on frequency of operation


• Frequency reference output: Switch selectable at 0.5 V/GHz (0.01 to 38 GHz) or 0.25 V/GHz (0.01 to 50 GHz) with ±25 mV accuracy below 2.4 GHz and ±100 mV above 2.4 GHz Output Power Characteristics


• Typical output power: +10 dBm to 20 GHz, +3 dBm to 40 GHz, 0 dBm to 50 GHz


• High power mode (2.4 to 20 GHz): +15 dBm


• Minimum settable power: -12 dBm


• Power sweep range: Greater than 12 dB (up to 22 dB below 20 GHz)


• Power slope range: 0–5 dB/GHz Harmonic and Spurious Performance


• Harmonic suppression greater than 45 dBc from 1.5 to 20 GHz, greater than 40 dBc to 40 GHz, greater than 35 dBc to 50 GHz


• Spurious signals above 50 GHz: <–35 dBc typical Modulation Capabilities


• Pulse input: TTL compatible with <50 nsec rise/fall time typical


• Minimum RF pulse width: <1.5 µsec (internally leveled) or 60 dB typical


• External AM: 100 kHz frequency response, 15 dB control range, 1 dB/V sensitivity


• Internal square-wave modulation: 1 kHz or 27.8 kHz


• External FM: ±75 MHz deviation (DC to 100 Hz), ±7 MHz (100 Hz to 1 MHz), ±1 MHz (1 to 2 MHz) Physical and Electrical


• RF output connector: 2.4 mm male


• Power consumption: 375 V-A including RF plug-in


• Net weight: 6.5 kg

Key Features

• Broadband 10 MHz to 50 GHz coverage in single plug-in module


• 2.4 mm connectors ensure rugged, repeatable performance across full frequency range


• Dual-mode frequency reference output with switchable sensitivity


• High power mode extends output level to +15 dBm in 2.4–20 GHz band


• Sophisticated harmonic suppression maintains signal purity across decade-spanning bandwidth

Typical Applications

• Scalar network analysis and component testing to 50 GHz in coaxial configurations


• Local oscillator signal generation for heterodyne and superheterodyne systems


• Broadband RF/microwave measurements requiring frequency and power sweeping

Compatibility & Integration Designed exclusively for the Agilent 8350B sweep oscillator mainframe. 2.4 mm connectors integrate with Agilent scalar network analyzer accessories (8757C/E) and other instrumentation, enabling complete 10 MHz to 50 GHz coaxial measurement systems.