V22+ EU
Single Output Hearing Loop Driver, 22V@12A RMS
Catalogue index: Contacta000332
- Delivery time: 24h
- Delivery: from €0.00 (InPost)
Description
Contacta V22+ EU - Single Output Hearing Loop Driver for Medium to Large Venues
The Contacta V22+ EU is a powerful, constant current hearing loop driver with a single output, designed for perimeter and figure-eight loop layouts in medium to large venues. It features a high-power Class-D output stage and allows chaining additional V22+ EU units via its built-in line output (non-phased).
Built around a DSP core and microprocessor, the V22+ EU delivers efficient performance and high-quality audio. It includes automatic gain control, high-frequency compensation, audio delay, enhanced loop diagnostics, sleep mode, and a user-friendly interface with a backlit LCD display.
Functionality
- Supports perimeter and figure-eight loop configurations
- Line output for chaining additional drivers (non-phased)
- Switchable AGC (Automatic Gain Control)
- High-frequency compensation - 7 DSP stages
- Adjustable audio delay (10-70 ms)
- Loop diagnostics - open circuit, impedance error, overheating
- Sleep mode and continuous self-testing
- Integrated protection circuits for temperature, voltage, short circuit, and DC
Features
- Output: 1 x 22 VRMS @ 12 A RMS
- Amplifier type: Class-D
- Construction: 1U rack mount (compatible with 6U cabinet)
- Power: 100-240 V AC, 50/60 Hz, 175 W
- Audio inputs:
- Input A: line (Euroblock), 100 V isolated, transformer-isolated line
- Input B: universal line/mic with 12 V phantom power
- Frequency response: 80 Hz - 9 kHz
- THD+N: <1% at full load
- Line output: 1-2 VRMS (Euroblock)
- Display: backlit LCD with timeout
- Control: single rotary push control
- Loop connector: 4-way 5.08 mm Euroblock
- Cooling: internal heatsinks with temperature and fan control
Example Applications of induction loops
- Meeting and conference rooms - hearing accessibility for attendees
- Places of worship - improved speech clarity during services
- Care homes and medical facilities - communication support for hearing-impaired individuals
- Reception and waiting areas - accessible audio in public spaces
- Gyms and sports halls - clear audio for announcements
- Auditoriums and theatres - hearing loop coverage in large venues
Contacta V22+ EU is a reliable and high-performance solution for AV professionals implementing hearing loop systems in demanding environments.
