From today and until next November 30, the EPM2 model has a special discount leaving the basic model at € 1,595.00 and the full (full equip) at € 1,995.00
Attached measures the buffer designed by us using different operational amplifiers:
PCB Versión 1.
PCB Versión 2 (modified by Richard Doporto)
PCB Versión 3 smd.