Grace Design m303 Active Isolated Direct Box

The Grace Design m303 is an active, truly-isolated direct box, delivering next-generation audio performance for all live stage and studio applications. The advanced power supply design provides incredible headroom and dynamic range. A custom-wound Lundahl transformer outputs amazing low-end clarity and high frequency detail. All of this performance is packaged in a beautiful and rugged 1⁄4" extruded aluminum chassis. Don’t let the elegant exterior fool you, this thing is built.

GRACE DESIGN M303 FEATURES:

• Phantom powered active DI with full galvanic isolation
• Custom wound Lundahl transformer, magnetically shielded with a high nickel core
• Ultra-low distortion (below -100 dB at 1 kHz, below -80 dB at 50 Hz)
• Ultra-low noise (-118 dBu, A weighting)
• Ultra-wide bandwidth 20 - 80 kHz
• Wide dynamic range (124 dB)
• Excellent low frequency headroom THD+N @50Hz <-80 dB (0.007%)
• 1M Ohm input impedance works with any line or pickup signal source
• Peak indicator LED - 3 dB before clipping
• Power indicator LED
• Efficient design only draws 4 mA of phantom power current
• Through signal connector
• Fully ESD and RFI protected
• Input pad (13 dB) for high level signals
• High-quality gold contact toggle switches
• Very rugged 1/4" wall extruded aluminum chassis, recessed connectors