TubEQ

TubEQ combines the legendary analog character of the Pultec EQP-1A and Maag EQ4M with authentic 12AX7 tube character from the original Pultec amplifier stage. Experience the authentic analog sound that shaped music history, now with the convenience and precision of modern digital control.

Key Features:

• Authentic Pultec EQP-1A low-end modeling: Wave Digital Filter implementation of the legendary passive tube EQ circuit with authentic inductor-capacitor networks.
• Maag EQ4M-inspired mid/high bands: Musical frequency points (160Hz, 650Hz, 2.5kHz) plus sweepable Air Band.
• 12AX7 tube character modeling: Authentic modeling of the 12AX7 (ECC83) tube from the original Pultec EQP-1A amplifier stage, including subtle harmonic coloration and tonal character.
• The legendary "Pultec Trick": Simultaneous boost and cut at low frequencies for enhanced weight and clarity.
• Interactive EQ bands: Analog-style frequency interaction and natural phase relationships.
• Progressive gain compensation: Intelligent level management maintains consistent output while preserving dynamic character.
• Brickwall filter: Precision 24.5kHz lowpass prevents aliasing while preserving musical content.
• Complete analog signal path modeling: From input transformers to output stages, every component authentically modeled.