Category:Audio files of Amateur radio
This category has subcategories for
- signals with human decoding ("telegraphy or spoken"), e.g. A1A, J3E, F3E, and for
- signals with machine decoding ("teletype, image or data"), e.g. F1B/J2B, F1C, F1D.
This category has the following 2 subcategories, out of 2 total.