Drone ting
cairanvanrooyen·rat_drone_synth·kicad/drone_ting.kicad_pcb
About the Drone ting PCB
Drone ting is an open source PCB design by cairanvanrooyen, published on GitHub. It is a 2-layer board measuring 170 × 90 mm, with 99 components from 98 distinct parts.
Other key parts include the LM386. By type, the board carries 33 resistors, 20 diodes, 14 capacitors, 10 transistors and 1 IC.
It belongs with the audio and robotics & motion designs in this gallery.
From the project
My RAT ('reverse avalanche transistor') drone synth
This repository describes my RAT (reverse avalanche transistor) drone synth. I generated the image of the bird using Stable Diffusion (AI).
This project was inspired by the work by Sam Battle of Look Mum No Computer. Sam released a video where he made a synthesiser from a Red Bull can - watch it here. In his related post 'Super simple oscillator' he described more of the electronics and a few example schematics. There was also a link to a more technical description of reverse avalanche mode on a blog BJT In Reverse Avalanche Mode by Kerry D. Wong. It was through both Sam's and Kerry's…

Main components on the Drone ting
Drone ting bill of materials (BOM)
99 components, 98 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LM386 | LM386 | U1 |
| 1 | SS9018 [1] | SS9018 | Q1 |
| 1 | SS9018 [6] | SS9018 | Q2 |
| 1 | SS9018 [2] | SS9018 | Q4 |
| 1 | SS9018 [7] | SS9018 | Q5 |
| 1 | SS9018 [3] | SS9018 | Q7 |
| 1 | SS9018 [8] | SS9018 | Q8 |
| 1 | SS9018 [4] | SS9018 | Q9 |
| 1 | SS9018 [9] | SS9018 | Q10 |
| 1 | SS9018 [5] | SS9018 | Q11 |
| 1 | SS9018 [10] | SS9018 | Q12 |
| 1 | B10k [1] | Alpha9mmPot | RV1 |
| 1 | B10k [6] | Alpha9mmPot | RV2 |
| 1 | B100k [1] | Alpha9mmPot | RV4 |
| 1 | B100k [6] | Alpha9mmPot | RV5 |
| 1 | B10k [2] | Alpha9mmPot | RV7 |
| 1 | B10k [7] | Alpha9mmPot | RV8 |
| 1 | B100k [2] | Alpha9mmPot | RV10 |
| 1 | B100k [7] | Alpha9mmPot | RV11 |
| 1 | B10k [3] | Alpha9mmPot | RV13 |
Show 78 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | B10k [8] | Alpha9mmPot | RV14 |
| 1 | B100k [3] | Alpha9mmPot | RV15 |
| 1 | B100k [8] | Alpha9mmPot | RV16 |
| 1 | B10k [4] | Alpha9mmPot | RV17 |
| 1 | B10k [9] | Alpha9mmPot | RV18 |
| 1 | B100k [4] | Alpha9mmPot | RV19 |
| 1 | B100k [9] | Alpha9mmPot | RV20 |
| 1 | B10k [5] | Alpha9mmPot | RV21 |
| 1 | B10k [10] | Alpha9mmPot | RV22 |
| 1 | B10k Tone | Alpha9mmPot | RV23 |
| 1 | B100k [5] | Alpha9mmPot | RV24 |
| 1 | B100k [10] | Alpha9mmPot | RV25 |
| 1 | LED [1] | LED_D5.0mm | D1 |
| 1 | LED [6] | LED_D5.0mm | D2 |
| 1 | 1N4148 [1] | D_DO-35_SOD27_P7.62mm_Horizontal | D4 |
| 1 | 1N4148 [6] | D_DO-35_SOD27_P7.62mm_Horizontal | D5 |
| 1 | LED [2] | LED_D5.0mm | D7 |
| 1 | LED [7] | LED_D5.0mm | D8 |
| 1 | 1N4148 [2] | D_DO-35_SOD27_P7.62mm_Horizontal | D10 |
| 1 | 1N4148 [7] | D_DO-35_SOD27_P7.62mm_Horizontal | D11 |
| 1 | LED [3] | LED_D5.0mm | D13 |
| 1 | LED [8] | LED_D5.0mm | D14 |
| 1 | 1N4148 [3] | D_DO-35_SOD27_P7.62mm_Horizontal | D15 |
| 1 | 1N4148 [8] | D_DO-35_SOD27_P7.62mm_Horizontal | D16 |
| 1 | LED [4] | LED_D5.0mm | D17 |
| 1 | LED [9] | LED_D5.0mm | D18 |
| 1 | 1N4148 [4] | D_DO-35_SOD27_P7.62mm_Horizontal | D19 |
| 1 | 1N4148 [9] | D_DO-35_SOD27_P7.62mm_Horizontal | D20 |
| 1 | LED [5] | LED_D5.0mm | D21 |
| 1 | LED [10] | LED_D5.0mm | D22 |
| 1 | 1N4148 [5] | D_DO-35_SOD27_P7.62mm_Horizontal | D23 |
| 1 | 1N4148 [10] | D_DO-35_SOD27_P7.62mm_Horizontal | D24 |
| 1 | 1uF [1] | C_Radial_D5.0mm_H11.0mm_P2.00mm | C1 |
| 1 | 10uF [6] | C_Radial_D5.0mm_H11.0mm_P2.00mm | C2 |
| 1 | 2.2uF [2] | C_Radial_D5.0mm_H11.0mm_P2.00mm | C4 |
| 1 | 10uF [7] | C_Radial_D5.0mm_H11.0mm_P2.00mm | C5 |
| 1 | 3.3uF [3] | C_Radial_D5.0mm_H11.0mm_P2.00mm | C7 |
| 1 | 22uF [8] | C_Radial_D5.0mm_H11.0mm_P2.00mm | C8 |
| 1 | 10uF** DONT | C_Radial_D5.0mm_H11.0mm_P2.00mm | C9 |
| 1 | 4.7uF [4] | C_Radial_D5.0mm_H11.0mm_P2.00mm | C10 |
| 1 | 22uF [9] | C_Radial_D5.0mm_H11.0mm_P2.00mm | C11 |
| 1 | 4.7uF [5] | C_Radial_D5.0mm_H11.0mm_P2.00mm | C12 |
| 1 | 33uF [10] | C_Radial_D5.0mm_H11.0mm_P2.00mm | C13 |
| 2 | 10uF | C_Radial_D5.0mm_H11.0mm_P2.00mm | C14, C15 |
| 1 | 47nF | C_Disc_D3.8mm_W2.6mm_P2.50mm | C16 |
| 1 | 3k3 [1] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R1 |
| 1 | 3k3 [6] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R2 |
| 1 | 47k [1] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R4 |
| 1 | 47k [6] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R5 |
| 1 | 1M [1] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R7 |
| 1 | 1M [6] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R8 |
| 1 | 3k3 [2] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R10 |
| 1 | 3k3 [7] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R11 |
| 1 | 47k [2] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R13 |
| 1 | 47k [7] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R14 |
| 1 | 1M [2] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R16 |
| 1 | 1M [7] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R17 |
| 1 | 3k3 [3] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R19 |
| 1 | 3k3 [8] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R20 |
| 1 | 47k [3] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R21 |
| 1 | 47k [8] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R22 |
| 1 | 1M [3] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R23 |
| 1 | 1M [8] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R24 |
| 1 | 10R** DONT | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R25 |
| 1 | 3k3 [4] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R26 |
| 1 | 3k3 [9] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R27 |
| 1 | 47k [4] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R28 |
| 1 | 47k [9] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R29 |
| 1 | 1M [4] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R30 |
| 1 | 1M [9] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R31 |
| 1 | 4k7 | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R32 |
| 1 | 10k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R33 |
| 1 | 3k3 [5] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R34 |
| 1 | 3k3 [10] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R35 |
| 1 | 47k [5] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R36 |
| 1 | 47k [10] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R37 |
| 1 | 1M [5] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R38 |
| 1 | 1M [10] | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R39 |
Drone ting design files
The KiCad project lives in the cairanvanrooyen/rat_drone_synth repository on GitHub; these links point at the commit this page was built from.
- Layoutkicad/drone_ting.kicad_pcb
- Schematickicad/drone_ting.kicad_sch
Drone ting: common questions
How big is the Drone ting PCB?
The Drone ting measures 170 × 90 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Drone ting?
99 components, from 98 distinct parts. The full bill of materials is listed on this page.
Where can I download the Drone ting design files?
From the cairanvanrooyen/rat_drone_synth repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Drone ting design in my own project?
The repository has no license, so all rights stay with cairanvanrooyen. Use it as a reference, and ask the author before reusing the design.
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