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LD Systems DJ 300 - PA Power Amplifier 2 x 150 W 4 Ohm The LD Systems DJ 300 is a reliable and value-priced Class AB power amplifier delivering 150W per channel at 4 ohms. Perfect for DJs and smaller permanent installations, its robust yet lightweight design makes it ideal for mobile use and professional audio setups. Key Features 2 x 150W output power at 4 ohms 250W output power in 8-ohm bridged mode Class A/B output circuitry for high-fidelity sound Comprehensive protection circuits: DC, over-current, thermal overload, soft start, and short circuit Low-noise cooling fan with power-on delay Inputs: XLR and stereo 6.3 mm TRS jack sockets Outputs: Speakon-compatible sockets and heavy-duty screw terminals Ground lift switch to eliminate ground loop hum Front panel LEDs indicate power, clipping, and protection status Wide frequency response from 20 Hz to 20 kHz Specifications Product type: Power amplifier Channels: 2-channel Rated output power (1 kHz @ 4 Ohms): 2 x 150W Rated output power (1 kHz @ 8 Ohms): 2 x 100W Rated output power (1 kHz @ 8 Ohms, bridged): 250W Output circuitry: Class A/B Frequency response: 20 Hz – 20,000 Hz Total Harmonic Distortion (THD): 0.05% Gain: 28 dB Input sensitivity: 0.85 V Protection circuits: DC, over-current, thermal overload, soft start, short circuit Controls: Mode, ground lift, volume, On/Off Indicators: Clip, protect (protection circuit engaged), power Line inputs: 2 Line input connectors: XLR, 6.3 mm jack Loudspeaker outputs: 2 Speaker output connections: Speakon compatible, terminal posts Cooling: Fan Operating voltage: 230 V AC Dimensions (W x H x D): 483 mm x 88 mm x 298 mm Weight: 8.5 kg