Samson's MDA1 active direct box is the direct box of choice when you are converting very high impedance signals, such as instruments with passive pickups. Get the best quality audio with the cleanest conversion from the Samson MDA1. The Samson MDA1 active direct box can run from either batteries or phantom power.
Maximum Input - +2dBu (9 Volt Battery) Gain +4.8dB
Dynamic Range - 105dB @ Balanced Output
Noise Floor -98dB (Pad Off)
Total harmonic distortion - <0.05% from 18Hz to 35kHz
Input impedance - 1MΩ (Pad On or Off)
Output Impedance - 200Ω
Input PAD Switch - 0dB, -15dB
Ground Lift - Disconnects XLR pin-1 (Output)
Connectors - 1/4” Phone Jack, unbalanced (In & Thru) XLR balanced (Output) Power Supply 48V Phantom Power or 9 Volt battery Construction 14 gauge steel chassis
Dimensions - 5” x 3.38” x 1.95” 127mm x 86mm x 50mm