Lab Gruppen FP 2400Q

Lab Gruppen FP 2400Q – 4-Channel Power Amplifier

The Lab Gruppen FP 2400Q is a high-efficiency, four-channel professional amplifier designed for compact, high-density sound reinforcement systems. It delivers reliable Class-TD performance with advanced protection features, making it an ideal choice for touring, fixed installations, and monitor racks.

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Power Output

• 4 × 700 W per channel at 4 ohms
• 4 × 430 W at 8 ohms
• Bridgeable operation:
  • 2 × 1400 W at 8 ohms bridged
  • 2 × 860 W at 16 ohms bridged
• Consistent, clean power delivery across all loads with low distortion and high headroom

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Performance and Audio Quality

• Class-TD amplifier topology for high efficiency and low heat generation
• Extended frequency response from 20 Hz to 20 kHz with low total harmonic distortion
• High damping factor ensures tight control of low frequencies
• Stable operation down to 2 ohms per channel

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Protection and Monitoring

• Built-in protection circuits for thermal, short circuit, overload, DC, and VHF conditions
• Soft-start circuitry prevents inrush current damage
• Output relays delay speaker connection at startup to avoid pops and surges
• Front-panel LEDs for signal, clip, fault, and protect status per channel

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Connectivity and Controls

• Balanced XLR inputs and loop-throughs for flexible routing
• Neutrik Speakon and binding post outputs
• Detented gain controls on front panel
• Remote monitoring and control available via compatible systems (depending on model version)

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Technical Specifications

Feature	Specification
Channels	4 independent
Output Power (4 Ω)	4 × 700 W
Output Power (8 Ω)	4 × 430 W
Bridged Power (8 Ω)	2 × 1400 W
Frequency Response	20 Hz – 20 kHz
THD	< 0.05% typical
Damping Factor	> 500 (20 Hz – 200 Hz)
Input Sensitivity	Selectable (1.4 V or 32 dB gain)
Signal-to-Noise Ratio	> 110 dB
Cooling	Variable-speed, front-to-rear airflow
Dimensions	2U rackmount, approx. 360 mm deep
Weight	Approx. 12 kg
Power Supply	Universal, regulated switch-mode

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Applications

• Compact monitor amp racks
• Small-to-mid scale FOH systems
• Permanent installations in clubs, houses of worship, and theaters
• Multi-channel zone amplification with centralized processing

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