
APPENDIX C - MEASUREMENTS
ENG
Page 28
9.10 MPX DEVIATION TEST (MPX CLIPPER OFF)
MAX DEVIATION
78.8Khz (a 3-4Khz error from reference allow to set an external Mpx Clipper
to the suggested clipping point). Usefull in particolar on the Analogic Audio
Output to reach equivalent performance to the internal MpxClipper when an
external mpx clipper is used.
TEST CONDITIONS
OUT LEVEL = +12dBu, LOAD=600Ohm, PILOT LEV=-20dB
REFERENCE= GENERATOR (1Khz, LEFT=RIGHT, 100% Modulation)
MPX SOURCE= PROC, MODE=STEREO, MPX CLIPPER=Off
9.11 MPX DEVIATION TEST (MPX CLIPPER ON)
MAX DEVIATION
75.8Khz
TEST CONDITIONS
OUT LEVEL = +12dBu, LOAD=600Ohm, PILOT LEV=-20dB
REFERENCE= GENERATOR (1Khz, LEFT=RIGHT, 100% Modulation)
MPX SOURCE= PROC, MODE=STEREO, MPX CLIPPER=100%