Frequency Central – System X Envelope – Full DIY Kit

£60.00 (Excl. VAT)

Based on the Roland System 100M 140 ADSR. “The snappiest ADSR in the world”.

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SKU: Kit_FC_SystemX_Envelope Categories: , , Brand: HP Size: 4 HP


The System X Envelope is a Eurorack classic! Based on the Roland 100m ADSR, Frequency Central shrunk it down, and made it snappy. Accept no imitations, this is the genuine bootlegged lookalike moonshine clone!

Customer Reviews:
“I received my System X Envelopes on Friday, just tried them out this weekend, they are without a doubt the best envelopes I’ve ever used.”
“Best envelopes in Eurorack by a long mile!”
“The System X Envelopes are super snappy and responsive, maybe the most of any Euro ADSR I’ve played yet.”
“It kills other ADSR’s then dresses inappropriately at their funerals.”
“They kick ass!”

System X Envelope – Build Document


  • Depth: 45mm
  • Width: 4HP
  • 12V draw: 7mA
  • -12V draw: 7mA

Additional information

Weight 0.11 kg
HP Size

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