Pocket sized digital polysynth
Sound examples
Demosong - by Hans Bruhn


is an advanced 16 voice digital polysynth capable of a broad and beautiful range of tones. It is fast and immediate, ideal for use onstage and for instant music production.

The instrument is 4 part multitimbral and features 4 distinctive sound engines (Pulse, FM, Waves & Noise), 9 quality FX (reverbs, delays and filters) and an arpeggiator per part. USB provides both power and MIDI. A fullsize MIDI IN DIN5 socket is also included.

Buzzzy! is shipped with a printed version of the QuickStart Guide (in English) and a 1 meter black USB cable.

Technical aspects

All Fred's Lab instruments are manually assembled in Germany.


Pulse square, pulses, pwm ...
FM 2 operator phase modulation with sinus, triangle and saw as carriers & modulators
Waves a collection of 16 low resolution waveforms
Noise a selection of 6 downsampled and filtered noises
Space Fort, Reservoir and Abyss reverbs
Delay Mono, Ping-Pong and Chorus/Flanger effects
Filter Lowpass, Bandpass and Highpass 24dB/octave filters

All calculations are done in 32bit float & fixed-point maths.


• 16 multi slots


• Stereo 24bit 48kHz (100dB dynamic)
• 2 x 6.35mm mono line jacks
• 1 x 3.5mm stéréo headphone jack


• 4 potentiometers (10 bits)
• 8 switches
• 14 leds

• MDF lacked wood case
• Aluminum frontpanel
• Screwed rubber feet
• 148 x 68 x 65mm (width x depth x height)
• 350 grams