Electro-Voice - Q1212, Professional 2-Channel Class-H Power Amplifier, 2 × 1200 W at 4 Ohms

Features

- Professional two-channel power amplifier

- Efficient Class-H amplifier topology

- Maximum output of 1,800 W per channel at 2 ohms

- Maximum output of 1,200 W per channel at 4 ohms

- Maximum output of 750 W per channel at 8 ohms

- Maximum bridged output of 3,600 W at 4 ohms

- Maximum bridged output of 2,400 W at 8 ohms

- High dynamic headroom for professional applications

- Patented switchable LPN Low-Pass-Notch filter

- Optimizes connected loudspeaker frequency and transient response

- Provides increased bass impact and kick-drum punch

- Switchable protective low-cut filter for systems without subwoofers

- Built-in dynamic audio limiters

- Protection against overheating

- Protection against amplifier overload

- Protection against short circuits

- Protection against high-frequency and DC output signals

- Protection against loudspeaker Back-EMF

- Built-in peak-current limiters

- Built-in inrush-current limiting system

- Delayed output relays protect loudspeakers during start-up

- Two electronically balanced XLR audio inputs

- Two parallel XLR outputs for signal daisy-chaining

- Two professional Speakon-type loudspeaker outputs

- Easy connection to bi-amplified loudspeaker systems

- Dual, Parallel and Bridged operating modes

- Independent input-level control for each channel

- LED level, limiter, protection and power indicators

- Ground Lift switch helps eliminate ground loops

- Front-to-rear cooling airflow

- Two temperature-controlled three-stage cooling fans

- Designed for standard 19-inch rack installation

- Suitable for mobile systems, clubs, concerts and professional installations

Specifications

- Brand: Electro-Voice

- Model: Q1212

- Product type: Professional power amplifier

- Number of channels: 2

- Output-stage topology: Class H

- Supported load impedances: 2, 4 and 8 ohms

- Maximum output per channel at 2 ohms: 1,800 W

- Maximum output per channel at 4 ohms: 1,200 W

- Maximum output per channel at 8 ohms: 750 W

- Continuous rated output at 4 ohms: 1,100 W per channel

- Continuous rated output at 8 ohms: 550 W per channel

- Maximum bridged output at 4 ohms: 3,600 W

- Maximum bridged output at 8 ohms: 2,400 W

- Maximum RMS voltage swing: 90.6 V

- Frequency response: 10 Hz to 40 kHz

- Power bandwidth: Below 10 Hz to 30 kHz

- Total harmonic distortion: Below 0.03%

- SMPTE intermodulation distortion: Below 0.1%

- DIM30 distortion: Below 0.05%

- A-weighted signal-to-noise ratio: Above 110 dB

- Crosstalk at 1 kHz: Below -80 dB

- A-weighted output noise: Below -71 dBu

- Damping factor at 1 kHz: Above 300

- Slew rate: 30 V/µs

- Amplifier gain: 32 dB

- Input sensitivity: +6.6 dBu / 1.66 Vrms

- Maximum input level: +21 dBu / 8.69 Vrms

- Balanced input impedance: 20 kΩ

- Audio inputs: 2 × balanced XLR

- Pass-through outputs: 2 × parallel XLR

- Loudspeaker outputs: 2 × Speakon

- Operating modes: Dual, Parallel and Bridged

- Signal processing: Switchable LPN filter

- Cooling system: Front-to-rear, three-stage fans

- Power requirements: 100 V, 120 V, 230 V or 240 V, 50/60 Hz, factory configured

- Power consumption at 1/8 maximum output into 4 ohms: 850 W

- Power consumption at rated output into 8 ohms: 1,690 W

- Mains fuse at 230/240 V: T15AH

- Mains fuse at 100/120 V: T30AH

- Operating temperature: +5 °C to +40 °C

- Safety class: Class I

- IRIS-Net network control: No

- Installation: Standard 19-inch rack

- Rack height: 2U

- Dimensions: 483 × 88.1 × 421.5 mm

- Net weight: 17.1 kg