Bose FreeSpace 8 Montajcı El Kitabı - Sayfa 12
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Ayrıca Bose FreeSpace 8 için: Montajcı El Kitabı (23 sayfalar)
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Appendix A: Controller Specifications
A.1
Electrical specifications and controls
®
The FreeSpace
system controller (Model 8/32) accepts AC supply voltages from 80 to
265, 50Hz or 60Hz.
A.1.1 Balanced input terminals
Balanced inputs with gain switches, protection diodes, and RFI/EMI noise suppression.
A.1.2 Page input
Gain is switchable for either microphone or line level inputs.
• Page trigger sensitivity
• Mic input sensitivity
• Line input sensitivity
• Page input impedance
A.1.3 Channel A and Channel B input
Balanced Channel A and Channel B inputs with gain switches.
• Line input sensitivity at 300mV
• Line input sensitivity at 2V
• Line input impedance
A.1.4 Input common mode ripple rejection
• 40dB or greater
A.1.5 Opti-voice
system circuitry
®
The system automatically switches from music to page during paging.
A.1.6 Automatic gain control with LED indication
Adjusts paging volume. LED flickers at optimum volume.
12
275µV minimum
5mV nominal, 250mV maximum
100mV nominal, 1V maximum
3kΩ (Mic), 200kΩ (Line), balanced
200mV nominal, 300mV maximum
1V nominal, 2V maximum
2kΩ (300mV), 7.7kΩ (2V), balanced
AM177675-2_04_V.pdf • May 7, 2002