

Pentode Phono Preamp rev A
Prototype PCB build


Contact info:




Order Info





FAB NOTES:



1. Material: .063" FR-4 Glass epoxy, 1 OZ copper
2. This is a 2-layer PCB
3. Route to indicated dimensions +/- .01"
4. Minimum line width .016"
5. Minimum spaces .010"
6. Soldermask green color over bare copper both sides (note two different files)
7. Silkscreen ledgend comp side, white ink
8. All holes plated through, .001" minimum unless specified
9. Hole diameters after plating, +/- .003"
10. Minimum plated hole size = .032"
11. May increase silkscreen line widths are required for process
12. May change solder mask openings as required for process



Contents of ZIP file

readme.txt - this file
phono.top - top (component) side copper (274-X)
phono.bot - bottom (solder) side copper (274-X)
phono.smt - top (component side) soldermask (274-X)
phono.smb - bottom (solder side) soldermask (274-X)
phono.sst - silkscreen (274-X)
phono.dd - drill drawing (274-X)
phono.drl - NC drill list
phono.drd - NC drill file
phono.dri - NC drill report



