Guitar Tube Amps, DIY PCB supplies & Amp Mods. Melbourne Australia.

Guitar Tube Amps, DIY PCB supplies & Amp Mods. Melbourne Australia.Guitar Tube Amps, DIY PCB supplies & Amp Mods. Melbourne Australia.Guitar Tube Amps, DIY PCB supplies & Amp Mods. Melbourne Australia.

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Build Tutorials

Headfirst Cali/Jose Marshall - DIY Build Tutorial

Comprehensive clip showing how to build your own amp using one of our PCB's, in this example our Cali/Jose. Hope this is a helpful reference!

Installing a Headfirst FX Loop

How to install and then tune our Headfirst FX loop board. Install guide and tips also apply to the Metro FX loop.

Recent YouTube content

High Voltage FET Boost - Amp Mod Board

High voltage MOSFET (LND150) gain stage mod board. Available for DIY amp mods.

Headfirst Cali #1 - Jose Tones

This is the Jose Cali amp from the recently posted build tutorial video, soon to be up for sale in Australia!

MCII revision 2 board

New version now in stock

Jose / Cali Project Board

Jose modded Marshall project board

Headfirst 'Cali' mod

Jose inspired modded 50w plexi. Dual masters with independent 3-way Gain Style settings.

Wizard MTL

Quick run though of a recent MTL build. Killer amp this and is a must build for any collection.

Wizard MC25 Clone

Full run through and demo of all 4 switching modes per channel (8 modes). 6V6 powered MC25, built with our MCII PCB.

Friedman JJ Jr vs Headfirst JT Jr

I put my 3 channel 6V6 beast up against the Friedman original

Wizard MCII 50w Clone

2 x EL34 50w build for a local player. Built using our custom PCB.

Ceriatone 50w Plexi to Friedman Smallbox Conversion

Modded a 50w plexi to a foot-switchable 2 channel smallbox for a player in Sydney.

Headfirst Builds

A selection of customer builds

Online Order