A patch bay that provides (a) the first access of most local user digital circuits in a technical control facility and (b) patching, monitoring , and testing capabilities for both high-level and low-level digital circuits.
DIGITAL PRIMARY PATCH BAY
Meaning of DIGITAL PRIMARY PATCH BAY in English
Telecommunication standard terms English vocab. Английский словарь стандартных телекоммуникационных терминов. 2012