The HP/Agilent 8360A Series Synthesized Sweepers Firmware Upgrade Kit updates the firmware in 8360A, 8360B, and 8360L synthesized sweepers equipped with CPU assembly 08360-60215 or newer. The upgrade replaces ROM components A15U6 and A15U18 on the CPU board, delivering latest software enhancements, bug fixes, and performance improvements to maintain operational accuracy and reliability in critical testing applications.
Technical Specifications
Frequency Coverage
• 10 MHz to 50 GHz (standard models)
• Extended to 110 GHz with millimeter-wave modules
• 1 Hz frequency resolution available (Option 008) via indirect synthesis
Output Power
• Up to +20 dBm (high-power models)
Harmonic Performance
• ≥50 dB below carrier from 2.2 to 20 GHz
• ≥35 dB below carrier above 20 GHz
Modulation Capabilities
• Pulse modulation: >80 dB on/off ratio, <10 ns rise/fall times (Option 006)
• Amplitude modulation: 100%/V linear and 10 dB/V scan modes with 100 kHz 3 dB bandwidth
• Frequency modulation: DC-coupled, rates to 8 MHz
– Key Features
• Over 280 internal self-tests for diagnostics and troubleshooting
• Millimeter-wave module compatibility—drives HP 83550 series modules for 26.5 to 110 GHz operation
• Post-upgrade calibration procedures included: battery short cycle and calibration constant adjustment (constant 249 to 2048; squegging clamp constants #131–#137 and #335–#341 verification)
– Compatibility & Integration
Supported Models: 8360A, 8360B, 8360L
CPU Assembly Requirement: 08360-60215 or newer
Installation Method: ROM replacement on A15 CPU board assembly with post-installation setup procedures
















