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Introducing the

2A3 Single-Ended Triode

Tube Amplifier Kit

Legendarium amplifier

The Legendarium is the newest addition to the Analog Ethos family of amplifiers, using classic 2A3 tubes in a single-ended triode (SET) design

AE1

EL34 HiFi Tube Amplifier Kit 

The AE1 was the first Analog Ethos kit introduced. It has outstanding performance in a beautiful mid-century modern style.

With extensive instructions, you will not only build a great hifi amplifier, you will also learn how it works.

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AE1-C

The AE1-C is a fully-loaded upgrade of the AE1 Kit. While it shares the same basic circuit, the AE1-C has upgraded tubes, transformers, audiophile grade coupling capacitors, Alps potentiometer and more.

Plus, it's available in this awesome Cape May Beach House color scheme!

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The 

Exordium

EL84 Tube Amplifier Kit

The Exordium is a kit for builders looking for a great sounding single-ended tube amplifier in a compact design and affordable price.