Please honor our Silent Key Members, who were our teachers...
| Call | Name | Info | |
| 1 | HB9FAC | Giovanni Bordoni | 14.08.2001 |
| 2 | HB9DGX | Andreas Sonnleitner | 15.07.2007 |
| 3 | HB9OCJ | Giancarlo Doveri | 2011 |
| 4 | HB9AGC | Adolfo Barenco | 12.10.2014 |
| 5 | HB9OAE | Maico Kelly | 14.10.2014 |
| 6 | HB9FAQ | Fiorenzo Mainoli | 01.03.2017 |
| 7 | HB9BCI | Josef Widmer | 2017 |
| 8 | HB9SFD | Marco Brignoli | 01.04.2018 |
| 9 | HB9TII | Lauro Venti | 29.10.2022 |
| 10 | HB9FAX | Giancarlo Bottani | 31.05.2023 |
| 11 | HB9OCV | Daniele Boni | 05.07.2023 |
| 12 | HB9CHN | Uri Erez | 2025 |