BOSCH PVA-4CR12 CONTROLLER
- Low power consumption in standby mode
- Extreme flexibility
- Excellent sound quality > 106 dB s/n ratio
- Up to 85 minutes internal digital message storage
- Up to four decentralized controllers using the OM-1 interface
With more than 100 years of experience in the design and development of electro-acoustic technology, Bosch is an established world leader in Public Address, Evacuation Systems, and Professional Quality Sound Systems. It is also world renowned for its commitment to superior technology, stylish design, and ease-of-use. Moreover, the latest powerful example of this commitment is the PAVIRO Public Address and Voice Evacuation System with Professional Sound Quality.
Audio 8 audio inputs, 4 audio outputs Safety/redundancy Internal supervision, system monitoring, watchdog, fault output PC configuration and control software Configuration Wizard: Easy system configuration. IRIS-Net: Integration of controller, amplifiers, call stations, routers and peripheral control; configuration, control, and supervision for complete audio systems; programmable user control panels and access levels. Hot Swapper (included in IRIS-Net package): Easy updating of messages during runtime. Frequency response (ref. 1 kHz) 20 Hz to 20 kHz (-0.5 dB) Signal-to-noise ratio (A-weighted) Line in to line out: 106 dB typical THD+N < 0.05% Crosstalk (line level) Line in to line out (0 dB gain): < 100 dB at 1 kHz Sample rate 48 kHz DSP processing resolution 24-bit linear A/D and D/A conversion, 48-bit processing Audio inputs (microphone/line level) MIC/LINE: 2 ✕ 3-pin port, electronically symmetric AUX: 2 ✕ Stereo RCA Input level (nominal) MIC/LINE: 15 dBu AUX: 9 dBu Input level (max. before clip) MIC/LINE: 18 dBu AUX: 12 dBu Input impedances MIC/LINE: 2.2 kΩ AUX: 8 kΩ Common mode rejection MIC/LINE: > 50 dB Phantom power, switchable MIC/LINE: 48 V DC