Commit Graph

4 Commits

Author SHA1 Message Date
Andreas Eversberg 6a5af9aeac Typos: acknowledgement -> acknowledgment signalling -> signaling 2016-07-24 12:31:08 +02:00
Andreas Eversberg 7aa2445b47 Move amplitude (level) debugging to debug.c 2016-05-15 20:37:06 +02:00
Andreas Eversberg 46fa72894e C-Netz: Calibration/fix processing of tone levels on TX and RX side
FSK and compander levels are adjusted.

Eliminate offsets between subsequent speech chunks. This is done by
high-pass filter. An offset is not passed to the filter.

Do correct audio processing chain:
 time compress -> compressor -> scrambler / pre-emphasis -> TX
 RX -> de-scrambler / de-emphasis -> expander -> time expand
2016-05-13 09:37:03 +02:00
Andreas Eversberg 16acdbf59d Implementation of C-Netz (German mobile telephone system) 2016-04-24 15:19:00 +02:00