| Echter Name | Clemens Hopfer |
|---|---|
| Jabber | datacop@jabber.ccc.de |
| ICQ | |
| IRC | datacop |
| Fediverse | {{{Fediverse}}} |
| DL-convers | |
| WW-convers | |
| Web | http://oe1rfc.at |
| QRV | |
| QTH (Locator) | JN88DD |
| Echolink | |
| APRS | OE1RFC-9, OE1RFC-7 |
| QTC-Net | {{{QTC}}} |
| oe1rfc (at) oevsv.at | |
| Matrix | {{{Matrix}}} |
| Packet-Radio | |
| Bild |