SJ/Z 9098.3-1987 Methods of measurement for radio receivers of various classes of emissions Part 8: RF measurement on special receivers for FM telegraph systems (English Version)
This standard should be used in conjunction with IEC315-1 standard. This standard describes measurement methods for evaluating the radio frequency characteristics of phase-shifted or frequency-shifted telegraph radio receivers.
SJ/Z 9098.3-1987 history
1970SJ/Z 9098.3-1987 Methods of measurement for radio receivers of various classes of emissions Part 8: RF measurement on special receivers for FM telegraph systems