Papertape
Supermagnum·paper-tape·kicad/papertape_pcb.kicad_pcb
About the Papertape PCB
Papertape is an open source PCB design by Supermagnum, published on GitHub. It is a 2-layer board measuring 104.1 × 88.9 mm, with 128 components from 95 distinct parts.
Other key parts include the DEV-12640. By type, the board carries 11 resistors, 9 transformers, 9 LEDs, 2 jumpers, 1 IC and 1 switch.
It belongs with the sensors designs in this gallery.
From the project
This little manual paper tape reader is easy to build and operate. It connects to any modern computer via USB, and performs well with all kinds of 5 to 8 bit paper tape, including translucent paper materials.
Repository: github.com/Supermagnum/paper-tape
Design and documentation by Jürgen Müller / e-basteln. This repository contains the firmware, PCB design files, and manufacturing data for the manual optical paper tape reader described on the e-basteln Paper Tape Reader pages.
PCB files converted to KiCad. Note that the main board and included spacer template PCBs use 1.6 mm thickness. The Gerber files in gerbers/papertapespacer/ are for those 1.6 mm templates** (identifiable by their larger aperture holes), used as alignment guides during assembly.

Main components on the Papertape
Papertape bill of materials (BOM)
128 components, 95 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | DEV-12640 PRO_MICRO SparkFun | SPARKFUN_PRO_MICRO | U1 |
| 8 | — | 1,6_0,8 | GND1, GND2, GND3, GND4, INV0, TST0, TX0, UNK5BIT0 |
| 1 | 006-1-002-D-B1STF-XS0 Binder MPE GmbH | JP1 | JP1 |
| 1 | Wire jumper | JP1 | JP2 |
| 1 | B3F-1002 Omron | B3F-10XX | S1 |
| 9 | BPW17N Vishay | BPW17N | T1, T2, T3, T4, T5, T6, T7, T8 +1 |
| 1 | — | dummyfp0 | UNK_HOLE_0 |
| 1 | — | dummyfp1 | UNK_HOLE_1 |
| 1 | — | dummyfp2 | UNK_HOLE_2 |
| 1 | — | dummyfp3 | UNK_HOLE_3 |
| 1 | — | dummyfp4 | UNK_HOLE_4 |
| 1 | — | dummyfp5 | UNK_HOLE_5 |
| 1 | — | dummyfp6 | UNK_HOLE_6 |
| 1 | — | dummyfp7 | UNK_HOLE_7 |
| 1 | — | dummyfp8 | UNK_HOLE_8 |
| 1 | — | dummyfp9 | UNK_HOLE_9 |
| 1 | — | dummyfp10 | UNK_HOLE_10 |
| 1 | — | dummyfp11 | UNK_HOLE_11 |
| 1 | — | dummyfp12 | UNK_HOLE_12 |
| 1 | — | dummyfp13 | UNK_HOLE_13 |
Show 75 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | — | dummyfp14 | UNK_HOLE_14 |
| 1 | — | dummyfp15 | UNK_HOLE_15 |
| 1 | — | dummyfp16 | UNK_HOLE_16 |
| 1 | — | dummyfp17 | UNK_HOLE_17 |
| 1 | — | dummyfp18 | UNK_HOLE_18 |
| 1 | — | dummyfp19 | UNK_HOLE_19 |
| 1 | — | dummyfp20 | UNK_HOLE_20 |
| 1 | — | dummyfp21 | UNK_HOLE_21 |
| 1 | — | dummyfp22 | UNK_HOLE_22 |
| 1 | — | dummyfp23 | UNK_HOLE_23 |
| 1 | — | dummyfp24 | UNK_HOLE_24 |
| 1 | — | dummyfp25 | UNK_HOLE_25 |
| 1 | — | dummyfp26 | UNK_HOLE_26 |
| 1 | — | dummyfp27 | UNK_HOLE_27 |
| 1 | — | dummyfp28 | UNK_HOLE_28 |
| 1 | — | dummyfp29 | UNK_HOLE_29 |
| 1 | — | dummyfp30 | UNK_HOLE_30 |
| 1 | — | dummyfp31 | UNK_HOLE_31 |
| 1 | — | dummyfp32 | UNK_HOLE_32 |
| 1 | — | dummyfp33 | UNK_HOLE_33 |
| 1 | — | dummyfp34 | UNK_HOLE_34 |
| 1 | — | dummyfp35 | UNK_HOLE_35 |
| 1 | — | dummyfp36 | UNK_HOLE_36 |
| 1 | — | dummyfp37 | UNK_HOLE_37 |
| 1 | — | dummyfp38 | UNK_HOLE_38 |
| 1 | — | dummyfp39 | UNK_HOLE_39 |
| 1 | — | dummyfp40 | UNK_HOLE_40 |
| 1 | — | dummyfp41 | UNK_HOLE_41 |
| 1 | — | dummyfp42 | UNK_HOLE_42 |
| 1 | — | dummyfp43 | UNK_HOLE_43 |
| 1 | — | dummyfp44 | UNK_HOLE_44 |
| 1 | — | dummyfp45 | UNK_HOLE_45 |
| 1 | — | dummyfp46 | UNK_HOLE_46 |
| 1 | — | dummyfp47 | UNK_HOLE_47 |
| 1 | — | dummyfp48 | UNK_HOLE_48 |
| 1 | — | dummyfp49 | UNK_HOLE_49 |
| 1 | — | dummyfp50 | UNK_HOLE_50 |
| 1 | — | dummyfp51 | UNK_HOLE_51 |
| 1 | — | dummyfp52 | UNK_HOLE_52 |
| 1 | — | dummyfp53 | UNK_HOLE_53 |
| 1 | — | dummyfp54 | UNK_HOLE_54 |
| 1 | — | dummyfp55 | UNK_HOLE_55 |
| 1 | — | dummyfp56 | UNK_HOLE_56 |
| 1 | — | dummyfp57 | UNK_HOLE_57 |
| 1 | — | dummyfp58 | UNK_HOLE_58 |
| 1 | — | dummyfp59 | UNK_HOLE_59 |
| 1 | — | dummyfp60 | UNK_HOLE_60 |
| 1 | — | dummyfp61 | UNK_HOLE_61 |
| 1 | — | dummyfp62 | UNK_HOLE_62 |
| 1 | — | dummyfp63 | UNK_HOLE_63 |
| 4 | — | dummyfp_cutout | UNK_HOLE_64, UNK_HOLE_65, UNK_HOLE_66, UNK_HOLE_67 |
| 1 | — | dummyfp_predrill1 | UNK_HOLE_68 |
| 1 | — | dummyfp_predrill2 | UNK_HOLE_69 |
| 1 | — | dummyfp_predrill3 | UNK_HOLE_70 |
| 1 | — | dummyfp_predrill4 | UNK_HOLE_71 |
| 1 | — | dummyfp_predrill5 | UNK_HOLE_72 |
| 1 | — | dummyfp_predrill6 | UNK_HOLE_73 |
| 1 | — | dummyfp_predrill7 | UNK_HOLE_74 |
| 1 | — | dummyfp_predrill8 | UNK_HOLE_75 |
| 1 | — | dummyfp_predrill9 | UNK_HOLE_76 |
| 1 | — | dummyfp_predrill10 | UNK_HOLE_77 |
| 1 | — | dummyfp_predrill11 | UNK_HOLE_78 |
| 1 | — | dummyfp_predrill12 | UNK_HOLE_79 |
| 1 | — | dummyfp_predrill13 | UNK_HOLE_80 |
| 1 | — | dummyfp_predrill14 | UNK_HOLE_81 |
| 1 | — | dummyfp_predrill15 | UNK_HOLE_82 |
| 1 | — | dummyfp_predrill16 | UNK_HOLE_83 |
| 1 | — | dummyfp_predrill17 | UNK_HOLE_84 |
| 1 | — | dummyfp_predrill18 | UNK_HOLE_85 |
| 9 | L-2060SRD Kingbright | LED1MM8 | LED1, LED2, LED3, LED4, LED5, LED6, LED7, LED8 +1 |
| 1 | C315C104M1U5TA 100n Kemet | C025-024X044 | C1 |
| 4 | CFR-25JB-52-1K 1k Yageo | 0204_7 | R1, R2, R3, R4 |
| 5 | — | R0805 | R1A0, R2A0, R3A0, R4A0, R5A0 |
| 1 | CFR-25JB-52-680R 680 Yageo | 0204_7 | R5 |
| 1 | CSC10A014K70GEK 4k7 Vishay | SIL10 | RN1 |
Papertape design files
The KiCad project lives in the Supermagnum/paper-tape repository on GitHub; these links point at the commit this page was built from.
Papertape: common questions
How big is the Papertape PCB?
The Papertape measures 104.1 × 88.9 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Papertape?
128 components, from 95 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 Papertape design files?
From the Supermagnum/paper-tape 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 Papertape design in my own project?
The repository has no license, so all rights stay with Supermagnum. Use it as a reference, and ask the author before reusing the design.
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