ASL INTERCOM SMC02G Product Manual page 45

Figure 10 Sequence of Events for Single Audio Source
MUSIC
FADE UP=T1
FADE DOWN= T2
ON
OFF
The diagram in Figure 11
source by a Paging Microphone with chime.
Note that the background music Fade Down time (T2) not used in this instance. Instead the microphone
Fade Down time (T4) is used.
Figure 11 Sequence of Events for Paging Microphone Chime Overriding a Background Music
MUSIC AUDIO
MUSIC
FADE UP=T1
FADE DOWN= T2
ON
MICROPHONE
PTT
OFF
MICROPHONE
FADE UP=T3
FADE DOWN= T4
ON
MICROPHONE
SPEAK-NOW LED
OFF
Configure the microphone signal fade up and down times as required.
It is important for Fire or Zoned Microphones, such as the standard SMC02 units, to be able to
override other sources quickly. Therefore Fire or Zoned Microphones are set-up for a short
Fade Down time.
SMC02G/SMC02F/Variants - Product Manual
T1
illustrates the sequence of events during the override of a background music
T4
CHIME AUDIO
Issue: 02 complete, approved
Page 45 of 60
MUSIC AUDIO
T3
MIC AUDIO
T2
T1
MUSIC AUDIO
T4