The Active Direct Inject box shall provide a transformer balanced and isolated feed from a source input via a 1/4″ TRS jack or 3-pin XLR-type connector. The output of the DI box shall be via an XLR connector. The unit shall also provide a 1/4″ TRS jack in parallel with the input to act as a link for line bridging.
Input Impedance – 1 mOhm (pad at 0dB), 47 kOhm (pad at -20dB or -40dB)
Max Input – +9dBu (pad at 0dB), +29dBu (pad at -20dB), +49dBu (pad at -40dB)
Output – Transformer Balanced
Max Output – +8dBu into 600 Ohms or greater
THD – < 0.005% at 1khz, 0dbu output
Noise – < -105db unweighted, 22hz-22khz, rms*