SAGE built-in guitar preamp 1.3
author: Aufwiegler
2 layer board of 3.05 x 0.80 inches (77.4 x 20.2 mm)
Uploaded:
November 28, 2016
Shared:
November 28, 2016
Total Price:
$12.10
Guitar preamp with some sound effects.
Based on http://www.sugardas.lt/~igoramps/article51.htm
Parts list:
- U1 - TL072
- C1 - 22uF
- C2 - 100 nF
- С3 - 2.2uF
- C4, C6 4.7 nF
- С5 47 nF
- C7 150 nF
- C8 3.3 uF
- C9 1 uF
- R1, R2 47k
- R3 1M
- R4 33k
- R5 820k
- R6 5.6k
- R7 2.2k
- R8 150
- R9 220
- Alter - 10k linear pot
- Switch - ON-OFF-ON
Pads
- ‘+’ is 9V cell
- ‘-’ is ground
- IN to pickup selection switch
- OUT to VOLUME pot
- S1 and S3 to ON-OFF-ON switch (common pin to ground)
ALTER pot are to be soldered with three pads near mounting hole, board uses 24 mm pot
Schematics
Guitar preamp with some sound effects.
Based on http://www.sugardas.lt/~igoramps/article51.htm
Parts list:
- U1 - TL072
- C1 - 22uF
- C2 - 100 nF
- С3 - 2.2uF
- C4, C6 4.7 nF
- С5 47 nF
- C7 150 nF
- C8 3.3 uF
- C9 1 uF
- R1, R2 47k
- R3 1M
- R4 33k
- R5 820k
- R6 5.6k
- R7 2.2k
- R8 150
- R9 220
- Alter - 10k linear pot
- Switch - ON-OFF-ON
Pads
- ‘+’ is 9V cell
- ‘-’ is ground
- IN to pickup selection switch
- OUT to VOLUME pot
- S1 and S3 to ON-OFF-ON switch (common pin to ground)
ALTER pot are to be soldered with three pads near mounting hole, board uses 24 mm pot
Schematics
