The LaChapell 503 EQ like its counterpart found on the 583e, offers up very low distortion signature and minimal phase deviation; it is an extremely clear and transparent EQ design
Additionally, we've added some capabilities to the 503 not found on the 583e, specifically:
Cut/Boost range increased to +/- 12dBLow pass filter at 5k & 10kHigh pass filter at 50hz & 150hz+/- 6dB overall trim gain stage
