mail from EA
I did not understand about the 'electronics work bench' pc based instruments are made by National Instruments see links in my electronics orange pages. try to look with Picotech and Atcweb for low cost solutions.
delabs
TINA is a powerful yet affordable circuit simulator for analog spice circuit simulation, digital and mixed circuit simulation/

this may be what you want....i am not sure.....have a look. "Tina Pro - The Complete Electronics Lab Edison - Multimedia Lab for Exploring Electronics" ... also CircuitMaker which you may know.
CircuitMaker Student Edition
Ssimulation program.... helpful for learning about circuits, testing designs or analyses, and even just drawing schematics for reports.
delabs