Two comparator effect
About the Two comparator effect PCB
Two comparator effect is an open source PCB design by cyberboy666, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 100 × 35 mm, with 30 components from 22 distinct parts.
Other key parts include the A-022 and A-500. By type, the board carries 16 resistors, 4 capacitors, 3 connectors, 2 ICs, 1 transistor and 1 switch.
From the project
analog video posterisation effect - adapted from a rob schafer design
- this circuit is distributed by UNDERSCORES - an open video hardware label : it is available to purchase - as a pcb, kit or assembled unit - at underscores.shop - the schematic for the circuit can be found here - the pcb gerber files for the lastest version can be found here - interactive BOM is here - consider donating to the underscores project to help us continue creating for the commons
Main components on the Two comparator effect
Two comparator effect bill of materials (BOM)
30 components, 22 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | A-022 LM339 tayda | DIP-14_W7.62mm_LongPads | U1 |
| 1 | A-500 LM317 tayda | TO-92_HandSolder | U2 |
| 1 | A-111 2N3904 tayda | TO-92_HandSolder | Q1 |
| 2 | 490-RCJ-024 rca mouser | tht_rca_vertical | J1, J2 |
| 1 | A-4118 Barrel_Jack tayda | BarrelJack_Horizontal | J3 |
| 2 | A-1863 1k_pot tayda | Potentiometer_Vertical_Large | RV1, RV2 |
| 1 | A-4568 SW_DPDT_x2 tayda | dpdt_mini_toggle_switch_tayda | SW1 |
| 1 | A-615 1n914 tayda | D_A-405_P7.62mm_Horizontal | D1 |
| 3 | A-321 1u tayda | C_Disc_D4.7mm_W2.5mm_P5.00mm | C1, C2, C3 |
| 1 | A-4008 0.1u tayda | C_Disc_D4.7mm_W2.5mm_P5.00mm | C4 |
| 2 | A-2349 3k tayda | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R1, R5 |
| 2 | A-2200 1k tayda | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R2, R15 |
| 1 | A-2201 1.2k tayda | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R3 |
| 2 | A-2623 910 tayda | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R4, R7 |
| 1 | A-2281 680 tayda | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R6 |
| 2 | A-2193 75 tayda | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R8, R10 |
| 1 | A-2210 150k tayda | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R9 |
| 1 | A-2190 47 tayda | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R11 |
| 1 | A-2247 470 tayda | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R12 |
| 1 | A-2278 180 tayda | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R13 |
Show 2 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | A-2202 1.5k tayda | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R14 |
| 1 | A-2245 100 tayda | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R16 |
Two comparator effect design files
The KiCad project lives in the cyberboy666/two_comparator_effect repository on GitHub; these links point at the commit this page was built from.
Two comparator effect: common questions
How big is the Two comparator effect PCB?
The Two comparator effect measures 100 × 35 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Two comparator effect?
30 components, from 22 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 Two comparator effect design files?
From the cyberboy666/two_comparator_effect 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 Two comparator effect design in my own project?
Yes, under the terms of its GPL-3.0 license, which cyberboy666 chose for the repository.