A Definitive Highpass Filter, Plus Multimode Versatility Inspired by the sound of the 1975 Steiner-Parker Synthacon filter, the Tiptop Audio Forbidden Planet Eurorack module is a versatile multimode filter with a lot of creative potential. Its calling card is its highpass filter mode, featuring a sharp dropoff that leaves the highs you want with no unwanted low-end residue. Bandpass mode sounds focused, perfect for isolating choice sonics. And vintage synth enthusiasts at GearNuts love the rich and airy sound of the 12dB lowpass filter setting. Complete with two voltage-control inputs, the Tiptop Audio Forbidden Planet Eurorack filter module can serve you well in practically any patch you create.Tiptop Audio Forbidden Planet Eurorack Filter Module Features: Analog multimode filter module for Eurorack modular synthesizers Highpass, Bandpass, and Lowpass sections can be used individually or simultaneously 2 voltage-control inputs, one with attenuation for fine-tuning modulation amount Highpass mode features a sharp cutoff