Editing Voice frequency primary patch bay

{{Short description|Patching facility}}
{{Use American English|date=September 2024}}

In [[telecommunications]], a '''voice frequency primary patch bay''' (VF) is a patching facility that provides the first appearance of local-[[User (telecommunications)|user]] VF circuits in the [[technical control facility]] (TCF).  

The VF primary [[patch bay]] provides patching, [http://wiktionary.org/wiki/Transwiki:Monitoring monitoring], and testing for all VF circuits. Signals will have various levels and [[Signaling (telecommunications)|signaling]] schemes depending on the user [[terminal equipment]].

==References==
*{{FS1037C MS188}}


[[Category:Telecommunications equipment]]


{{telecomm-stub}}