LDA audioTech NEO 4250 ES03 - Zone extension and amplifier with 4 channels and 1000 W total (flexible power sharing, 500 W max. per channel) for the NEO+ PA/VA system EN 54-16.
Features:
- LDA NEO+ system extension unit certified according to EN 54-16.
- This unit allows the extension of the NEO+ system with up to 4 additional zones.
- Includes 4 differential class D amplifier channels, up to 500W @ 100V per channel.
- The total amplification power of the unit is 1000W @ 100V.
- Includes a triple IP port for IP ring connection with the main control unit NEO8060+.
- Digital audio communication AES67.
- Control and monitoring.
- Has dual amplifier outputs for A+B or class A connection.
- Input for configuring the backup amplifier channel.
- Includes priority analog audio input.
- The NEO Configurator software allows remote configuration of the equipment and event creation to perform actions in the system based on state: input level, date and time, UDP command, GPIO or from MPS-8Z, MPS8Z+ and VAP series microphones.
Specifications:
- Power supply 110-120V / 220-240V~ 50/60 Hz.
- Power consumption 900 W max / 200 W at 1/8 output power / 40W in standby.
- Frequency response 20 - 20,000 Hz +/-3 dB (70 - 20,000 Hz high-pass filter 70Hz).
- Signal-to-noise ratio >100 dB, TYP, A-weighted.
- Distortion factor <0.1% TYP -10dBV.
- Gain adjustment on each channel -100 dB -0 dB, steps of 1 dB.
- Integrated DSP. 48 kHz, 24 bits - 344 MIPS.
- Flexnet/ AES67 3 x FlexNet redundant (loop mode)/ Ethernet 10/100 Mbits. RJ-45 female.
- Audio preamplifier outputs 4 x balanced audio 1 Vrms. 100 Ω, 3 pins, Euroblock type.
- Audio/control outputs 1 x balanced audio, 1 Vrms. 100 Ω / 0 - 5V DC output 10 KΩ, 4 pins, Euroblock type.
- ATT control 4 x 24 VDC cancellation, 4 x 40 mA, 2 pins, Euroblock type (4-pin connector).
- Emergency control inputs 6 x 0 - 5 VDC, monitored inputs, 2 pins, Euroblock type (4-pin connector).
- Emergency control outputs 2 x isolated output with relay contact, NO, max 60 VDC 130 mA, Euroblock type with 2 pins (4-pin connector).
- 4 channel amplifier up to 500W audio (Total max 1000w audio), 4 channels up to 250Wrms (Total max 500Wrms) Class D @70 /100V. Minimum load 40Ω / 20Ω.
- Speaker outputs 8 (4 managed double lines) x 70/100 V. 2 pins, Euroblock type (2-pin connector).
- Speaker loop inputs 8 (4 double) x contact closure inputs with open voltage, 3 Pin, Euroblock type.
- Backup inputs for amplifiers 4 x 500 W @ 70 or 100 V, 2 Pin, Euroblock type (4-pin connector).
- Protection Overtemperature, DC voltage, Infrasonic, short circuit, slow start, overload, startup check.
- Emergency power input 1 x 20 - 28 V DC, 32 A, with fuse, 2 pins, Euroblock type.
- Emergency power status inputs 3 x NO - NC, 3 pins, Euroblock type.
- Operating conditions -5 °C to +45 °C / 23 °F to 113 °F.
- 5% to 95% relative humidity (without condensation).
- Front finish: Fe, grey RAL 7016.
- Back: Fe, black RAL 9005.
- Chassis: Al, black RAL 9005.
- Weight 9.8 kg / 21.61 lb.
- Dimensions (L x W x D) 483 mm x 88 mm x 455 mm / 19“ x 3.46” x 18”.
- Accessories 2 x rack mounting, male Euroblock connectors, installation screws, 4 x rubber feet, 1 x 2 m / 6.56 ft power cable (EU type), 1 x 2 m / 6.56 ft Ethernet cable.
