Projecttitel: AMSynths 8125 VCO in MOTMStatus:Startdate: 30 jan 2017Duedate: 30 August 2017Manufacture link: |
this product isn´t yet tested (by me) the BOM has few errors.
on OPA2277 pin5 and 6 must be swapped (see schematics) on REF voltage IC add 100nf between pins 6 to ground |
Build notice:
BOM: (most important parts, except caps, resistors)
quantity | Part | ||
---|---|---|---|
1 | OP2277 or op177 DIP8 | ||
1 | SSM2210 | ||
1 | TL074 | ||
1-3 | 2N3906 | ||
1-3 | 2N3904 | ||
ca. 5 | 1N914/1N4148 | ||
1 | 10V ref. voltage REF01 10V DIP8 or SOIC8 with adapter | ||
1 | 5V rev. voltage REF02 5V DIP8 or SOIC8 with adapter
| ||
1 | LT1012 | ||
2 | 4pole double switch (DP4T switch) | sw2, sw3 | |
1 | 1p5t rotary switch | sw1 | |
2 | 100k trimmer multiturn | ||
1 | 2k2 multi | ||
1 | 100 long multi | ||
2 | 10k multi | ||
4 | 100k potis lin |