Home › Forums › Bug Reports › ac power source port impedance 75Ω › Reply To: ac power source port impedance 75Ω 19. December 2022 at 17:11 #6936 CarstenParticipant CST agrees more or less w/ qucs. maybe sonnet ist buggy 🙂 ? This reply was modified 1 year, 11 months ago by Carsten. This reply was modified 1 year, 11 months ago by Carsten. Attachments:cst_10mm_S11_50Ohm.pngcst_10mm_S11_75Ohm.pngcst_schematic-1.png