Sunday, April 4, 2021

VCF1 3521 PCB2

 This is double sided board for EFM 3521 VCF ,it is suitable for 4U format ,i am yet to build it so i don't know if there are any errors in the EFM document that you can find at Fonitronik's site , i used mached BCM847/857 transistors ,the PCB dimensions are 140x55mm