
Vextrex Buzz Fix
arithmaldor/Vectrex-Buzz-Kit
Board for reducing audio buzz in the Vectrex. Circuit from Console5.com

Board for reducing audio buzz in the Vectrex. Circuit from Console5.com
Vextrex Buzz Fix is an open-source printed circuit board by arithmaldor, from the arithmaldor/Vectrex-Buzz-Kit repository on GitHub. It is a 2-layer board of 19.8 × 37.1 mm with 11 parts on 6 nets, routed with 34 tracks and 6 vias.
It is built around the TL082. Its parts include 3 resistors, 2 capacitors and 1 IC.
Copyright: Jacob Proctor 2018
This documentation describes Open Hardware and is licensed under the CERN OHL v. 1.2.
You may redistribute and modify this documentation under the terms of the CERN OHL v.1.2. (http://ohwr.org/cernohl). This documentation is distributed WITHOUT ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING OF MERCHANTABILITY, SATISFACTORY QUALITY AND FITNESS FOR A PARTICULAR PURPOSE. Please see the CERN OHL v.1.2 for applicable conditions
Use this board to make assembly of the buzz fix kit a bit easier. I have included an SMD version as well as a THT version. The THT version can be used with the kit sold on Console5.com here:https://console5.com/store/vectrex-de-buzz-kit.html
See https://console5.com/wiki/Vectrex_PreAmp_Buzz_Reduction for more informationa about the circuit.
Credit to Console5.com and Bill Seiler for the schematic
| Qty | Value | Footprint | References |
|---|---|---|---|
| 2 | 0.1uF | Capacitors_SMD:C_0805_HandSoldering | C1, C2 |
| 1 | +5V | Wire_Pads:SolderWirePad_single_SMD_5x10mm | +5 |
| 1 | -5V | Wire_Pads:SolderWirePad_single_SMD_5x10mm | -5 |
| 1 | 100K | Resistors_SMD:R_0805_HandSoldering | R1 |
| 1 | 200K | Resistors_SMD:R_0805_HandSoldering | R2 |
| 1 | 33K | Resistors_SMD:R_0805_HandSoldering | R3 |
| 1 | GND | Wire_Pads:SolderWirePad_single_SMD_5x10mm | GND |
| 1 | IN | Wire_Pads:SolderWirePad_single_SMD_5x10mm | IN |
| 1 | OUT | Wire_Pads:SolderWirePad_single_SMD_5x10mm | OUT |
| 1 | TL082 | digikey-footprints:SOIC-8_W3.9mm | U1 |

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It measures 19.8 × 37.1 mm and has 2 copper layers, 1.6 mm thick.
11 parts, built around the TL082. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
From the arithmaldor/Vectrex-Buzz-Kit repository on GitHub, at the commit this page was made from: the board is Vectrex Buzz Kit - SMD/Vextrex Buzz Fix.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Its repository states no licence, so its author keeps all rights: ask arithmaldor before reusing the design.