An analog patching facility at which all nominal input and output voice frequency levels are uniform. ( 188 ) Note: The use of an equal-level patch bay permits patching without making transmission level adjustments.
EQUAL LEVEL PATCH BAY
Meaning of EQUAL LEVEL PATCH BAY in English
Telecommunication standard terms English vocab. Английский словарь стандартных телекоммуникационных терминов. 2012