Large Dual Output Hearing Loop Driver - V34A-PRO

V34a PRO is a constant current hearing loop driver with dual output for phased array loops. It is designed for large facilities and venues. It has a Class D amplifier output stage and an audio subsystem built around advanced digital systems including an ARM Cortex processor and dual DSP. Combined with a powerful CPU to ensure peak performance, the V34a PRO provides self-monitoring and email alerts, remote setup over local area networks, guided hearing loop setup to make installation simple, and excellent speech and music reproduction.

• Audio Inputs: 2x mic/line XLR/Euroblock (12V mic phantom power)
• Loop Outputs: 2x NL4
• Backlit TFT display
• Frequency response: 100Hz to 5kHz
• Audio signal delay: 10 to 40ms
• Inbuilt guided hearing loop setup utilising an integral test signal generator
• Intelligent self-monitoring system supplies status emails on changes to driver functions
• Dual DSP controlled automatic gain control and high frequency compensation for metal loss
• Class D amplifier
• Highly rated custom heat sinks and active cooling
• Integrated universal switch mode power supplies provide efficient power utilisation (up to 90% efficient)
• Constant current output stage
• Adjustable audio time delay for audio syncing across large distances
• Intuitive and sleek user interface on a full colour, high resolution LCD
• Adjust both drive and loop output levels using an embedded LAN service, minimising installation time
• Settings/profiles saved to a USB storage device
• Continuous self-testing
• Integrated protection circuits with temperature, voltage, short circuit and DC detection
• Full width 1U 19” rack mount
• Dimensions (HxWxD): 44x433x301mm
• UK mains plug (type G), as used in the UK, IRL, Cyprus, Saudi Arabia, Malta and many others.

Applications

Audio, Business, Telecommunications, Conferencing, Public, Education, Commercial, Installations, Office

Notes

Area coverage: 1:1 - 1521m², 1:2 - 1740m², 1:3 - 1680m² (no metal loss)