11A may refer to:
*
Freon 11A or trichlorofluoromethane
*
New Hampshire Route 11A
*
New York State Route 11A
*
TG-11A or Stemme S10, a German glider
*
Clayton Municipal Airport (Alabama)'s FAA LID
* The anticlockwise bus service on
West Midlands bus route 11
West Midlands bus route 11, also known as the Birmingham Outer Circle, is a route that circumnavigates Birmingham via the A4040 apart from a small deviation via the B4182 and A4030 in Bearwood. It is mainly operated by National Express West M ...
*
802.11a
IEEE 802.11a-1999 or 802.11a was an amendment to the IEEE 802.11 wireless local network specifications that defined requirements for an orthogonal frequency-division multiplexing (OFDM) communication system. It was originally designed to support ...
, an amendment to the
IEEE 802.11
IEEE 802.11 is part of the IEEE 802 set of local area network (LAN) technical standards, and specifies the set of media access control (MAC) and physical layer (PHY) protocols for implementing wireless local area network (WLAN) computer commun ...
wireless local network specifications
See also
*
Stalag XI-A, a German Army World War II prisoner-of-war camp near Altengrabow
*
A11 (disambiguation)
A11, A 11 or A-11 may refer to:
Military
* Aero A.11, a Czechoslovakian bomber produced before World War II
* Consolidated A-11, an attack version of the Consolidated P-30 fighter plane of the 1930s
* HMS ''A11'', an A-class submarine of the Roy ...
{{Letter-number combination disambiguation
