Benidub DS01 Dub Siren verbos-electronics Effect processor as found in

Effect processor as found in famous Grand Terminal/Milky Way/Blck_Noir

FM Aid is a module designed to perform through-zero linear  Frequency Modulation (FM) in the analog modular world

there are an incredible 157 controls on the front panel of the ZED-14

Additional effect algorithms are sold separately

which not only applies time-varying change to the sound but also lets you patch the end trigger out back into the trigger in as a loop

Benidub DS01 Dub Siren verbos-electronics Effect processor as found inThe Benidub Dub Siren DS01 is an Old school transistors sound FX machine Features Second generation clone of the most classic dub siren in the known universe 4 Classic dub siren tones (Sine1, Sine2, Test tone, and Square wave) 3 Base frequencies for the audio oscillator Inbuilt limiter avoids digital clip with any knobs setting or input signal 3 Speeds LFO modulation plus manual Envelope Generator Specifications Audio output: impedance balanced 1 4