The Twelfth Fret ~ Since 1977 ~

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Our Most Recent Amps and Electronics Arrivals


Kendrick The Rig Tube Combo Amp 1×12 Tweed, 2008

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Listed: 22/03/2020

Kendrick The Rig Tube Combo Amp 1x12 Tweed, 2008

Here’s a Kendrick The Rig tweed tube amp, built during 2008 and pushing about 35 watts through a single 12 inch speaker courtesy of a pair of 5881 power tubes. The 5881 is very similar to the 6L6GB tube, but with greater ruggedness.

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Watkins Dominator Mark 1 Reissue 35 of 100, Retro Blue

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Listed: 22/03/2020

Watkins Dominator Mark 1 Reissue 35 of 100, Retro Blue

Here’s something very special – a Watkins Dominator Mark 1 V Front Amplifier Reissue in Retro Blue. Hand built in the UK by John Beer, of Amp-Fix in Devon, UK with the full approval (and signature!) of Charlie Watkins, the original builder, this is number 35 of 100 built. The amp design closely follows the original Watkins Mark 1 circuitry, with improvements for current safety standards; the redesign was done by Chris Uff of English Valve Amps.

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Ampeg B15N Portaflex Stack, 1960s

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Listed: 12/03/2020

Ampeg B15N Portaflex Stack, 1960s

Let’s start off with a classic amp in a format I’ve never seen before – an Ampeg B15N B Portaflex amp stacked on an extension cabinet!

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Fender Pro Combo Amp 1×15 Brownface, 1963

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Listed: 04/03/2020

Fender Pro Combo Amp 1x15 Brownface, 1963

One of Fender’s earliest amps and built from 1946 to 1965, the Fender Pro combo amp carried a singe 15 inch speaker and grew from 18 to 40 watts before being replaced by the Pro Reverb amp. Initially called the Professional, shortened to Pro in 1948, this amp is one of the rarer Fender amps. Its circuitry is very much like the VibroVerb, but without reverb.

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Roland SPH-323 Analog Phase Shifter Rack Mount, 1983

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Listed: 14/02/2019

Roland SPH-323 Analog Phase Shifter Rack Mount, 1983

Here is a rare item, dating back to the 1980’s and the rise of professional grade rack mount signal processing – a 1983 Roland SPH-323 analog mono phase shifter, built largely of discrete components in Japan. Launched in 1980 as part of the RSS Series, the Roland SPH-323 offers twin LFO (low frequency oscillators), and 4 and 8 stage phasing. To allow connection with a synth, CV control for depth and rate, Mod Out jacks on the front – inverted and non inverted – are provided.

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Fender Princeton Reverb Silverface Amplifier, 1979

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Listed:

Fender Princeton Reverb Silverface Amplifier, 1979

The Fender Princeton Reverb amp appeared in 1964 as an upgrade to the Princeton amp that had been evolving in Fender’s lineup since 1948. Topping out at 12 watts through a 10 inch speaker, the Princeton found itself on many stages and studios. Though fairly low powered, it was not exactly a student or practice amplifier. 

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