OSH Park
Profile for fatman
Shared projects
Arduino Leonardo UEXT 3.3V
by fatman.
2
layer board of
2.70x2.10
inches
(68.58x53.37
mm).
Shared on
March 1st, 2017 23:18.
Arduino Leonardo UEXT 3.3V
maplemini.brd
by fatman.
4
layer board of
2.02x0.72
inches
(51.31x18.31
mm).
Shared on
March 1st, 2017 06:20.
maplemini-microusb.brd
by fatman.
2
layer board of
2.02x0.72
inches
(51.31x18.31
mm).
Shared on
March 1st, 2017 06:19.
cmoy.brd
by fatman.
2
layer board of
1.70x1.54
inches
(43.18x39.04
mm).
Shared on
December 3rd, 2016 12:35.
bridge_headphone_amp.brd
by fatman.
2
layer board of
1.30x1.39
inches
(33.02x35.26
mm).
Shared on
May 8th, 2016 21:04.
Source
Power options
- Connect -9V, 0V, +9V to JP_POWER (as on pcb)
- Connect 0V, +9V to JP_POWER (as on pcb) AND populate R_OPT- and R_OPT+ with 10k 250mW resisors
Parts list
- TL084 or TL074
- 11K - R1A, R1B
- 100K - R2A, R2B, R5A, R5B
- 10K - R3A, R3B, R4A, R4B, R_OPT-, R_OPT+
- 4u7 - C1A, C2B
- 22K - Potentiometer