Eurorack › Envelope Follower EF-1 by Wildsync Image 1 of 4 Image 2 of 4 Image 3 of 4 Image 4 of 4 Envelope Follower EF-1 by Wildsync Sale Price: €90.00 Original Price: €100.00 Envelope follower, amp, gate and trigger generator.Size: 6HP Unfortunately this masterpiece is out of stock =( You can sign up here to get notified when it is back in stock Add To Cart Added! Envelope follower, amp, gate and trigger generator.Size: 6HP Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More You Might Also Like XXPRSS by Bear Modules - Meta controller for CV €81.50 Sold Out Micro Crossfader by Herzlich Labs Sale Price: €52.20 Original Price: €58.00 Sale ATATAshka by Paratek - 3 channel passive attenuator €56.00 Sold Out Poti by Xaoc Devices - Batumi Breakout €42.00 Sold Out MMI Helios Left by Herzlich Labs - Passive Gestural Controller €47.00 Sold Out