QDR
# QDR

QDR may refer to:

## Science and technology

* QDR, a Q code request for heading (bearing)
* Quad data rate, a communication signaling technique
   * InfiniBand, a computer network communications link used in high-performance computing
   * Quad Data Rate SRAM, a type of computer memory that transfers data using QDR

## Other uses

* Quadrennial Defense Review, a former four-yearly review of US military objectives
* Qatar Domain Registry, the operator of the .qa ccTLD
* WQDR-FM, a US radio station
* Queda de Rins (literally "fall on the kidneys"), in the list of capoeira techniques
