3.5mm

From Wikipedia, the free encyclopedia
Jump to navigation Jump to search

3.5 mm or 3.5 mm gauge may refer to:

Rail transport modelling[edit]

  • H0/HO scale, 1:87 scale, with rails 16.5 mm apart, representing standard gauge

Telephony[edit]

  • 3.5 mm jack, used on audio and mobile telephony equipment