Menu item Subitems/parameter range
(default setting in bold)
Description
EDIT FX Depends on effect type. This dialog allows editing effect
parameters of the effect unit.
Select RESET to reset all
parameters to their default values.
AUDIO PLAYER • Folder/Track name
• Progress bar
• Buttons for Start/Pause/
Back/Forward
• REPEAT/RANDOM selection
• AUTO PLAY selection
This dialog allows to use the
integrated MP3 player.
When AUTO PLAY is selected the
playback of MP3 files will start
automatically when a USB drive is
connected.
MIC PROCESSING • LO CUT: Off, 80 Hz, 150 Hz When the low cut filter is activated,
frequencies below 80 Hz (or 150
Hz) are attenuated.
• COMPRESSOR PRESET:
Soft, Hard
• COMPRESSOR
THRESHOLD: The range
depends on the selected
compressor preset.
• COMPRESSOR TYPE: 2:1
Ratio, 4:1 Ratio, Limiter,
Uplift Soft
• COMPRESSOR ATTACK: 1–
1000 ms
• COMPRESSOR RELEASE:
50–10000 ms
• COMPRESSOR MAKEUP
GAIN: 0 – +6 dB
The compressor settings allow
adjusting the microphone
processing to your application.
• TALK OVER PRESET:
Announcer, Singer,
Instructor, Presenter
• TALK OVER THRESHOLD:
-50 – -10 dB
• TALK OVER DAMPING:
-100–0 dB
• TALK OVER ATTACK: 0–
1000ms
• TALKOVER HOLD: 0.0–
99.9s
• TALK OVER RELEASE: 0.1–
30.0s
The talk over settings allow
adjusting the microphone
processing to your application.
Please refer to section Microphone
processing (TALK OVER), page 19
for more details.
PM 502 Operation | en 27
Bosch Sicherheitssysteme GmbH User manual 15-May-14 | 02 | F01U297804
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