A test bench allows an engineer to connect to various interfaces on the module, power cycle it as needed, and isolate the module from extraneous variables. Instrumentation involves three main ...

The development and use of a test bench for signal processing module testing is considered in this paper. Basic components of the bench, their functionality and development issues are discussed. An ...

Originally, the HEI system was fitted with a four-pin module. By 1978, it had a five-pin unit. Seven and eight-pin modules were more a computer-controlled element that came around in the 1980s.