Keysight

Keysight 35670A Signal Analyzer

This Keysight 35670A is a portable two or four channel dynamic signal analyzer with the versatility to be several instruments at once. This rugged unit is portable enough to be used out in the field as well.
The 35670A, branded as Hewlett Packard, has built in source for general spectrum and network analysis.

Optional features optimize the instrument for troubleshooting mechanical vibration and noise problems, characterizing control systems, or general spectrum and network analysis.

Key Features and Specifications: 102.4 kHz at 1 channel, 51.2 kHz at 2 channel, 25.6 kHz at 4 channel
100, 200, 400, 800 and 1600 lines of resolution
Built-in 3.5-inch floppy disk