Products

The ACA MinMax combines Nelson Pass’ ACA Mini with the HiFi-2000 Amp Camp Amp chassis to get the most out of this design. Strategic part upgrades e...

Included in this kit are the following semiconductors needed to complete an Aleph J amplifier. This kit provides for 2 channels (one stereo amplifi...

Updates  After a long wait, the new and improved version of the ACA, the ACA V1.8, is now in stock. Stuff you'll want to know about: V1.8 wirin...

EU residentsplease click here  The Amp Camp Amp V1.8 chassis is custom made for your Amp Camp Amp. If you have a previous version of the ACA p...

At the Burning Amp Festival in 2017 Nelson presented a pre-amp using the Korg Nutube dual triode. The latest revision of the circuit available is n...

The Deluxe Chassis is the ultimate DIY Amplifier playground.  We don't know of another chassis for sale in the world that makes life as easy for DI...

The Deluxe Chassis is the ultimate DIY Amplifier playground.  We don't know of another chassis for sale in the world that makes life as easy for DI...

Included in this kit are the semiconductors needed to complete an F-6 amplifier, with the exception of the input JFETs, which can be sourced separa...

F5M completion kit, which contains a bunch of things to help you complete the amplifier. It does not include the essentials kit, nor a transformer,...

F5M Essentials kit, consisting of one PCB for each channel, a PCB for the power supply, and active devices.  3 May April 2024 update: This kit cont...

Fire Metall is Norwegian for "Four Metal". This is a reference to the basic makeup of the solder -Tin/Lead/Silver/Copper. It was designed by a diyA...

The Galaxy line makes a great home for small projects and has handy multi-purpose quasi-heatsinks on the sides. The top and bottom covers and made...

The Iron Pre Completion Kit is over here. This is the Iron Pre from Zen Mod - limited quantities and hot off the press. There are two versions of t...

This is a parts kit to aid in the completion of your Iron Pre.  This kit is compatible with all boards marked 2021 or 2023V3.  This kit along with ...

  The Korg Nutube 6P1 is a new, miniature, low-power dual directly-heated triode device. It was developed by Korg (of musical instrument fame) and...

Your projects need a low voltage power supply. Very low noise. No hum, no mains pops. Efficient and portable. Enter the SilentSwitcher by Linear Au...

A range of matched JFET offerings suitable for do-it-yourself audio projects. Learn more about the matching requirements or Idss choice for your pr...

Two black printed circuit boards for the MoFo MOSFET Follower amp project.  MoFo is a super-simple, easy-to-build amp, powered by a laptop power su...

Noir is a unique low cost headphone amplifier project, comprised of three circuit boards. The entire Noir BOM is purchasable from Mouser in a singl...

Complete kits for Mark Johnson's VFET front ends. These are suitable for both the N and P VFET kits and will also drive other projects that are pla...

Blue Jeans Cable LC-1 low capacitance shielded audio cable. Stereo pair Shielded (protects your audio signals from interference) Low 12.2 pF/ft ca...

Universal Mounting Specification (UMS) heatsinks, complete with mounting brackets. Photos soon to be updated showing the mounting brackets. 4U 300m...