LD Systems IPA 424 T 4-Channel DSP Installation Amplifier

The LD Systems IPA 424 T is a state-of-the-art, four-channel DSP installation amplifier designed to offer top-tier audio quality and versatility for professional installations. With a power output of 4 x 240 watts, this amplifier is equipped with advanced features, including DSP functions, parametric EQ, dynamic tools, and a matrix mixer, making it ideal for complex audio setups. The unit’s high-performance capabilities are further enhanced by its low impedance 4-Ohm outputs and high-quality toroidal core transformers for 70V/100V outputs.

Engineered for ease of use, the IPA 424 T features a user-friendly interface with front panel LEDs that indicate signal, limit, protection, and bridge mode statuses. The device's expandability and remote control readiness ensure that it can adapt to future requirements, offering longevity and future-proofing for various applications. Additionally, optional Ethernet and Ethernet+Dante cards provide extensive configurability and integration with Dante audio networks, making this amplifier a versatile and future-ready solution for professional audio installations.

Built with robust protection circuits, including DSP limiter, overcurrent protection, and overheating safeguards, the IPA 424 T guarantees reliable performance even in demanding environments. The amplifier also features auto-standby mode, which can be switched on or off, and presets for HPF and LPF that can be activated via DIP switches. Whether integrated into a new or existing system, the LD Systems IPA 424 T delivers exceptional sound quality and operational flexibility, ensuring optimum performance for all professional audio projects.

Key Features

• Professional 4-channel installation amplifier
• Powerful class D amplifier with 4 x 240 W at 4 Ohm or 70V/100V outputs
• Stereo/parallel/bridge mode selector switch per channel pair
• 4 balanced line inputs and 4 speaker outputs with terminal block connections
• User-friendly front panel with signal, limit, protection, mute, and bridge mode LEDs per channel
• Speakers protection circuits: DSP limiter, overcurrent, direct current, overheating, short circuit, switchable auto standby mode
• DSP presets with HPF and LPF which can be activated via DIP switches
• REMOTE audio and control bus based on CAN architecture
• Equipped for future LD Systems remote control panels and paging microphones
• Slot for future optional expansion cards for Ethernet or Ethernet + Dante

Specifications

• Audio Channels: 4
• Output Circuitry: Class D
• Operating voltage: Wide Range SMPS with PFC (power factor control)
• Mains connector: IEC socket
• Auto-Standby Power: Yes, switchable (On-Off)
• Time to Auto-standby: 20 Min with no audio input signal
• DSP: Yes
• Remote-Bus: Yes
• Indicators: Front Panel: “PROT” “LIMIT” “SIG” “BRIDGE” and Mute Symbol LEDs. Power On/ Standby LED, Rear Panel: 4x Input Clip LEDs, Remote Lock LED (Red)
• Controls Front Panel: On / off switch, standby
• Controls Element Back Panel: “BRG” (Bridge) “PAR” (Parallel) “ST” (Stereo), Amplifier Channel Mode, Low-Z and High-Z switches (paired), Output Volume potentiometers, Preset A and B switches, Remote Lock, Remote ON/OFF, Remote-Mode, Standby On/Off
• Inputs: 4x Balanced Line Inputs, Remote Bus Audio Input
• Input connectors: 6-pin Terminal Block Pitch 3.81mm, Remote IN/OUT RJ45, Service connection Micro USB type B
• Expansion Slot: For optional Ethernet, or Ethernet + Dante cards
• Cooling: Front to rear/side airflow, Passive + 2-zone temperature controlled active cooling
• Operating voltage: 100 V AC - 240 V AC, 50 - 60 Hz
• Fuse: T10AL 250 V
• Inrush Current Power OFF-Standby: 2.8 A
• Inrush Current Standby-ON: 0.5 A
• Power Consumption @ Standby: 0.9 W
• Power Consumption @ idle mode: 30 W
• Power Consumption @ full load: 1000 W
• Operating temperature: 0 C - 40 C; (max 60% relative humidity)
• Width: 483 mm
• Height: 44.5 mm
• Depth: 425 mm
• Weight: 11.36 kg

Package Contents

• LD Systems IPA 424 T 4-Channel DSP Installation Amplifier
• IEC Power Cable
• User Manual