Search for "Ralph A. Schmid"

SDR, GSM/OpenBTS

New RF technology - exciting for good guys, bad guys,…

• 52 min
• 2013-07-06
• 444
• Ralph A. Schmid

Einstieg in DMR

• 65 min
• 2018-03-11
• 534
• Ralph A. Schmid (DK5RAS)

C3 Teleshop

• alte-hoelle
• 263 min
• 2021-12-28
• 539
• DJ Arnold and Karin