2 open source boards using the EL34

Real designs built with the EL34, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.

2 boardsClear filtersOpen license only|Most starred Recently updated Most components

The EL34 in open source designs

The gallery holds 2 open source boards using the EL34 from 2 GitHub repositories; a typical one measures about 314.3 × 97.1 mm and carries around 159 components.

100% are two-layer designs, the rest use four layers or more, and 50% carry an open source license.

The most starred is DG Custom PCB by a-wai.

Parts used alongside the EL34

ECC83 2

What boards using the EL34 are built for

Audio 1

EL34: common questions

Where can I find a EL34 reference design?

Each of the 2 boards on this page is a real design using the EL34. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.

How big is a typical board using the EL34?

The median is 314.3 × 97.1 mm, and 100% are two-layer designs.

What is the most popular open source board using the EL34?

By GitHub stars, DG Custom PCB by a-wai, with 76 stars.

Can I simulate one of these boards using the EL34 before building it?

Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.