PreSonus Audio Electronics Inc. is now shipping the ADL 600, a high-voltage class A, two-channel vacuum tube
microphone preamplifier (MSRP $2,295). The ADL 600 is designed by world-renown tube circuit designer Anthony DeMaria, President of Anthony
DeMaria Labs and engineered, manufactured and distributed by PreSonus in Baton Rouge, LA. The ADL 600 is a world-class one of a kind preamplifier
design, loaded with six vacuum tubes running on 600 volt power rails and delivering an astounding 75dB of gain and -100dB signal to noise ratio.
Features on the ADL 600 include variable microphone input impedance, instrument input, line input, 48V phantom power, -20dB pad, phase invert, variable high pass filter, as well as analog VU and fast-acting ten-segment LEDâ€™s for metering. No expenses are spared in the ADL 600 with custom
designed input and output transformers, toroidal power transformer, rotary switch attenuators, conductive plastic potentiometers, military grade vacuum
tubes and the list goes on.
The ADL 600 delivers a rich and smooth sonic character perfect for any microphone, instrument, sound module, keyboard, stereo buss signal conditioning and even mastering.