Delay (Old)
About the Delay (Old) PCB
Delay (Old) is an open source PCB design by PancakeLegend, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 50 × 100 mm, with 65 components from 34 distinct parts.
Other key parts include the TL072, PT2399 and L7805. By type, the board carries 25 resistors, 24 capacitors, 5 diodes, 4 ICs and 4 connectors.
It belongs with the audio designs in this gallery.
From the project
A modular synth project
Main components on the Delay (Old)
Delay (Old) bill of materials (BOM)
65 components, 34 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | TL072 | DIP-8_W7.62mm_LongPads | U1, U2 |
| 1 | PT2399 | DIP-16_W7.62mm_LongPads | U3 |
| 1 | L7805 | L7805 - TO-220-3_Horizontal_TabDown | U4 |
| 1 | IN | Jack_3.5mm | J1 |
| 1 | OUT | Jack_3.5mm | J2 |
| 2 | Conn_01x03 | JST_PH_S3B-PH-K_1x03_P2.00mm_Horizontal | J3, J4 |
| 2 | 10k | Potentiometer_Alps_RK09K_Horizontal | RV1, RV2 |
| 1 | 47k | Potentiometer_Alps_RK09K_Horizontal | RV3 |
| 4 | 1N4148 | D_Vertical_P2.54mm | D1, D2, D3, D4 |
| 1 | 1N4002 | D_A-405_P7.62mm_Horizontal | D5 |
| 1 | 220nF | C_Ceramic_D4.5mm_P5.00mm | C1 |
| 2 | 68pF | C_Ceramic_D4.5mm_P5.00mm | C2, C3 |
| 2 | 2.2nF | C_Ceramic_D4.5mm_P5.00mm | C4, C8 |
| 2 | 680pF | C_Ceramic_D4.5mm_P5.00mm | C5, C9 |
| 2 | 220pF | C_Ceramic_D4.5mm_P5.00mm | C6, C10 |
| 1 | 1uF | CP_Radial_D4.0mm_P1.50mm | C7 |
| 1 | 10nF | C_Ceramic_D4.5mm_P5.00mm | C11 |
| 3 | 100nF | C_Ceramic_D4.5mm_P5.00mm | C12, C15, C16 |
| 1 | 100µF | CP_Radial_D5.2mm_P2.50mm_LayDown | C13 |
| 1 | 47µF | CP_Radial_D5.2mm_P2.50mm_LayDown | C14 |
Show 14 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 560pF | C_Ceramic_D4.5mm_P5.00mm | C17, C18 |
| 2 | 22nF | C_Ceramic_D4.5mm_P5.00mm | C19, C20 |
| 1 | 6.8nF | C_Disc_D7.5mm_W5.0mm_P7.50mm | C21 |
| 1 | 3.3nF | C_Disc_D7.5mm_W5.0mm_P7.50mm | C22 |
| 1 | 10uF 25v | CP_Radial_D4.0mm_P1.50mm | C23 |
| 1 | 1uF 50v | CP_Radial_D4.0mm_P1.50mm | C24 |
| 7 | 100k | R_Vertical_P2.54mm | R1, R2, R3, R5, R11, R14, R15 |
| 6 | 22k | R_Vertical_P2.54mm | R4, R6, R19, R20, R22, R23 |
| 3 | 1k | R_Vertical_P2.54mm | R7, R8, R24 |
| 4 | 10k | R_Vertical_P2.54mm | R9, R12, R18, R21 |
| 2 | 33k | R_Vertical_P2.54mm | R10, R13 |
| 1 | 56k | R_Vertical_P2.54mm | R16 |
| 1 | 1M | R_Vertical_P2.54mm | R17 |
| 1 | 68k | R_Vertical_P2.54mm | R25 |
Delay (Old) design files
The KiCad project lives in the PancakeLegend/HackSynth repository on GitHub; these links point at the commit this page was built from.
Delay (Old): common questions
How big is the Delay (Old) PCB?
The Delay (Old) measures 50 × 100 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Delay (Old)?
65 components, from 34 distinct parts. The full bill of materials is listed on this page.
Where can I download the Delay (Old) design files?
From the PancakeLegend/HackSynth repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Delay (Old) design in my own project?
Yes, under the terms of its GPL-3.0 license, which PancakeLegend chose for the repository.
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