RS-232 and Parallel Interface Module for 546xx Scope series
The HP (now Keysight) 54652B RS-232/Parallel Interface Module. This module provides computer interface via RS-232 and printing via parallel in one module. The RS-232 interface also can be configured for printing when not being used for remote programming. With the addition of this module, the oscilloscope's two trace memories become non-volatile.
€ 235 (net) $296 (US)