Chowdhury DSP

The Boutique Pack contains emulations of circuits from classic boutique amplifiers, including the Dumble ODS, Jim Kelley Amplifier, Fender 5E3 Deluxe, and a custom-built bass amplifier.

Included modules:

• Boutique Bass: black-box emulation of a custom bass pre-amp
• JK Amp: power amplifier circuit from a Jim Kelley amplifier
• Trumble Drive: drive circuits from the Dumble ODS
• Trumble Tone: tone circuit from the Dumble ODS
• Tweed: pre-amp circuit from the Fender 5E3 Deluxe Amplifier

Purchase $25

The Canuck Pack contains emulations of circuits from classic Canadian-made amplifiers, including the Garnet Herzog and Traynor Reverbmaster.

Included modules:

• Bachman: pre-amp circuit from the Garnet Herzog
• Stinger Fuzz: fuzz circuit from the Garnet B.T.O. Bass 260
• Swinger Pre: pre-amp circuit from the Garnet "Swinger" S90
• Trainer Rev: pre-amp circuit from the Traynor Reverbmaster YRM1
• Trainer Tone: tone circuit from the Traynor Reverbmaster YRM1

Purchase $25

The Filters Pack contains emulations of unique and interesting filter circuits, primarily from the world of modular synthesizers.

Included modules:

• Blue-PG: emulation of a well-known Lowpass Gate circuit
• Poly-M: emulation of a hybrid filter circuit inspired by the VCFs from the Oberheim SEM and Polivoks synthesizers
• RAM Filter: emulation of a custom-design SVF circuit
• SV-SVF: emulation of a classic filter design from Silicon Valley
• Vogue Ladder: a Moog-style transistor ladder filter

Purchase $25

The Opto Pack contains a series of optically driven guitar effects, including an optical compressor and overdrive.

Included modules:

• Opto Comp: emulation of an optical compressor circuit, with feed-forward and feed-back options
• Opto Phase: emulation of a custom-designed optically driven multi-stage phaser circuit
• Pandora Drive: distortion effect based loosely on the "Expandora"
• OP Scream: emulation of a custom-designed "Tube Screamer"-style overdrive effect, with opto-coupled dynamics
• Opto Detector: an optically driven level detector

Purchase $25