Grandmother is a semi-modular analog synthesizer with a built-in arpeggiator, sequencer and spring reverb tank. Start playing immediately with “no patching required”, and then explore an infinite sonic playground with Grandmother’s reconfigurable front panel. Grandmother’s circuits, spring reverb, and spirit are inspired by the classic Moog Modular Synthesizers, making this instrument a powerful addition to a Mother-32, DFAM or any Eurorack modular system. Specs Hardware Spring Reverb can be used to process external sounds ¼” External audio input for guitars, drum machines, and more. Semi-modular - no patching is required Easy to use Arpeggiator and Sequencer Store up to 3 sequences with up to 256 notes each 2 Analog Oscillators with selectable waveshape and hard sync Classic 4-Pole 10Hz-20kHz Ladder filter Patchable 1-Pole High Pass filter Analog ADSR Envelope Generator Analog LFO with audio-rate capabilities 32-note Fatar keyboard with velocity All normalized connections can be interrupted for full modularity DIN MIDI In/Out/Thru and USB MIDI Patchable bipolar attenuator Works with Mother-32, DFAM, Eurorack modular systems and more 41 patch points with 21 inputs, 16 outputs and a Parallel-Wired 4-jack Mult