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.

Based in Melbourne Australia we hand build guitar amplifiers, using our own PCB's delivering feature rich, modern high-gain amplifiers.

We specialise in a range of custom designed PCB's suitable for the DIY tube amp builder, making your next build easy!

If you have an existing amplifier and have been thinking about having it modded, then we can help with that too.

Alta100

Our new flagship amp is coming to market in mid 2022. The Alta100 will be available direct from Headfirst and will be manufactured both here in Australia and the USA for the North American market.

Find out more

Headfirst 50w Cali - Reviews by Brett Kingman and Leon Todd

Headfirst Amps: Jose Cali 50W Plexi - Jason Tong interview

Headfirst Amps: Cali 50W Plexi. Modern 'Jose' Mods.

Aussie Crunch Machine

Here's an Aussie made high gain monster!

All Aussie Gear - Sensitive Sundays

Headfirst Cali

Now accepting deposits for our 50w 'Cali' - Contact Us

Kemper users - free 7 profile pack of the Cali right here for download. Studio profiles of all 3 amp modes.

Headfirst Cali 50w (zip)

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Headfirst DIY Builders Facebook Group - join the community

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Order online with PayPal

Online Orders

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