A tube head hand-wired in the USA, the Dirty Shirley is a real screamer that fits in your backseat! Dave Friedman’s Dirty Shirley 40 Watt Head was designed for guitarists that want a Vintage Classic Rock tone inspired by British tube amps from the 60’s and 70’s.

Friedman Dirty Shirley Electric Guitar Amplifier Head Features

• Hand-wired in the USA
• 40-Watt all tube head
• One channel
• High and low sensitivity inputs
• 2 x 5881 power tubes
• 3 x 12AX7 preamp tubes
• Gain, Master Volume, Bass, Middle, Treble and Presence
• Three position gain structure switch
• Ultra transparent series FX loop
• 4, 8 and 16 ohm Impedance selector switch
• Custom USA made transformers
• Limited Lifetime Warranty 

It is based on a modified JTM 45 but still delivers the signature high gain tone for which Friedman is best known. The Dirty Shirley is a 40-watt, 5881 powered, single channel amp that will give you that vintage crunch and also cleans up nicely by merely backing off the guitar’s volume knob. Extremely versatile, it is capable of producing many styles of music from blues to rock and country by just adjusting the gain and master controls.

The Dirty Shirley features beautiful black Tolex, tongue and groove Baltic Birch construction and is built to withstand the rigors of the road.

The Dirty Shirley now features a Three position gain structure switch which lowers the overall gain of the amplifier.

The Dirty Shirley was designed to take pedals and loves boosts, OD’s, phasers, flangers, tremolos and wahs, while the brand new ultra-transparent series effects loop handles your time-based effects pedals and rack units.

Friedman History:
Dave Friedman is the man behind the signature tons of rock icons Eddie Van Halen, Steve Stevens and Jerry Cantrell. Dave Friedman has been building, modding and repairing amplifiers for many of the world’s biggest stars for the past 25 years. Friedman’s innovative designs and meticulous construction have made him legendary in the world of professional touring musicians while earning him a loyal clientele from all over the world. One of Friedman’s mainstays has been modifying amps to each player’s specific tonal palette, and to consult with other established amplifier companies to improve their own designs.

Dave Friedman’s extensive knowledge and pursuit of tonal superiority inspired him to develop his own series of production amplifiers under the name Friedman Amplification. In the past, having Friedman build or modify your amp required a certain level of notoriety, but now his sonic wizardry is available to everyday players.

Each Friedman amplifier is hand-wired in the U.S.A. using only hand selected components. You can buy with confidence because Friedman Amps are designed and built to last a lifetime. We guarantee it!

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