QSO
From Free net encyclopedia
QSO is a three-letter abbreviation with multiple meanings, as described below:
- A quasi-stellar object (Quasar)
- The post-nominals of the Queen's Service Order
- The Queensland Symphony Orchestra
- A Q code for the exchange between two radio amateurs or a SWL and an radio amateur or a commercial HF radio station.
- The Quantum String Orchestra [1]