The Empirical Labs DocDerr is a high-quality, versatile tool that offers more than meets the eye. The digitally controlled components and extremely simple, efficient construction quickly ensures for exceptional musical results. The signal passes from the microphone/instrument preamp into the equalizer in the dynamics section with compressor and band saturation emulation. Via the mix control, the original signal is mixed with the edited signal.

The main features of the DocDerr include:

• Low-noise preamp section, 16 dB Gain
• High-Pass Filter
• 3-Band EQ, parametrical
• Compressor, hardknee - optimized for the reduction of harsh distortion
• Tape-Emulation for soft focussing high frequencies and soft clippings
• Mix control to cross-fade the edited and original signal
• 6 digitally controlled analog section
• Frequency range: 3 Hz - 180 kHz
• Stereo-Link Option
• Input Impedance: 120k Ohm
• Compression constants: Attack: ca. 1 mS / Release: 0.2 sec