GuyRo - Abstrakt Instruments Avalon with my all-time favourite filter, the 2-pole state-variable based on the original Oberheim SEM as opposed to the cleaner 4-pole on the original 303. Used on my
![Percussive Sound Test w/ The Abstrakt Instruments Avalon Synthesizer + SEM Filter Cartridge - YouTube Percussive Sound Test w/ The Abstrakt Instruments Avalon Synthesizer + SEM Filter Cartridge - YouTube](https://i.ytimg.com/vi/JB-PnVhBjwE/maxresdefault.jpg)
Percussive Sound Test w/ The Abstrakt Instruments Avalon Synthesizer + SEM Filter Cartridge - YouTube
![Avalon Bassline (Black & Green Custom) - Abstrakt Instruments - Analog Acid Synth TB-303 - Warranty | Reverb Avalon Bassline (Black & Green Custom) - Abstrakt Instruments - Analog Acid Synth TB-303 - Warranty | Reverb](https://images.reverb.com/image/upload/s--wgRHdqOp--/a_exif,c_thumb,f_auto,fl_progressive,g_south,h_296,q_auto:eco,w_296/v1526955858/oy5ty18koyyrf40rm4az.jpg)