HardLabs

Zoetrope

velvia-fifty·AudioThings·Workshop/Zoetrope/Zoetrope.kicad_pcb

Zoetrope PCB layout, top view — open source board by velvia-fifty
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About the Zoetrope PCB

Zoetrope is an open source PCB design by velvia-fifty, published on GitHub under the CC-BY-NC-4.0 license. It is a 2-layer board measuring 30 × 128.5 mm, with 125 components from 46 distinct parts.

Other key parts include the NEX 74HC393BQ,115, 40106, 74HC08, 74HC4017BQ-115 and 74LVC1G3157. By type, the board carries 51 resistors, 32 ICs, 17 connectors, 9 switches, 8 diodes and 6 capacitors.

It belongs with the audio designs in this gallery.

From the project

DIY audio-related projects of questionable quality and dubious utility; delivered in 30 minutes or less or the next one is free

Main components on the Zoetrope

NEX 74HC393BQ,1154010674HC0874HC4017BQ-11574LVC1G3157TL07440110

Zoetrope bill of materials (BOM)

125 components, 46 distinct parts — part numbers from the project's BOM.

QtyPartRefs
3
NEX 74HC393BQ,115
U15, U34, U35
1
40106
U16
3
74HC08
U19, U37, U50
7
74HC4017BQ-115
4017
Nexperia
U20, U21, U36, U38, U39, U44, U49
13
74LVC1G3157
U22, U23, U24, U25, U26, U27, U28, U29 +5
2
TL074
U30, U31
3
40110
U41, U42, U43
1
MMBT2222A
Q1
1
~
X1
1
B2B_CONN
OPT EURO
J2
1
Bar End Trigger
J4
1
Beat Clock Out
J5
1
Phrase End Trigger
J6
1
Gate In - Bank A
J7
1
1/2 Trigger
J38
1
1/4 Trigger
J39
1
1/8 Trigger
J40
1
1/16 Trigger
J41
1
1/2 Front Gate
J42
1
1/4 Front Gate
J43
Show 26 more
QtyPartRefs
1
1/8 Front Gate
J44
1
1/16 Front Gate
J45
1
1/2 Back Gate
J46
1
1/4 Back Gate
J47
1
1/8 Back Gate
J48
1
1/16 Back Gate
J49
1
RM107772BCB
Bar Length _{Coarse}
SW19
4
RM107772BCB
Bar Length _{Cont}
SW20, SW23, SW24, SW25
1
RM107772BCB
BPM _{Coarse}
SW21
1
BPM Range
SW32
1
RM107772BCB
Phrase Length
SW33
1
Single Bar
SW36
5
1N4148W
D51, D52, D53, D54, D55
1
BPM DISP Ones
D56
1
BPM DISP Tens
D57
1
BPM DISP Hundreds
D58
5
10nf
C14, C15, C16, C17, C18
1
100nf
C19
10
100k
R74, R77, R78, R83, R84, R88, R89, R93 +2
5
2.7k
R75, R81, R86, R91, R96
5
2.2k
R76, R82, R87, R92, R97
6
1k
R79, R80, R85, R90, R95, R121
22
150R
R99, R100, R101, R102, R103, R104, R105, R106 +14
1
3k3
R120
1
20k
R122
1
2k
R123

Zoetrope design files

The KiCad project lives in the velvia-fifty/AudioThings repository on GitHub; these links point at the commit this page was built from.

Zoetrope: common questions

How big is the Zoetrope PCB?

The Zoetrope measures 30 × 128.5 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Zoetrope?

125 components, from 46 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the Zoetrope design files?

From the velvia-fifty/AudioThings repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the Zoetrope design in my own project?

It is published under CC-BY-NC-4.0, which limits how it may be reused; read the license before building on it.

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