Other links at Consumer Goods and Services > Electronics > Audio > Amplification |
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Audio Valve
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Manufacturer of high end tube and valve amplifer. Germany.
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Boulder
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Colorado manufacturer of stereo and mono amplifier, DAC and phono preamplifier.
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Transcendent Sound
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Manufacturer of tube amplifiers, DIY audio kit, audio projects, and preamplifiers. Provides forum and product information.
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Mapletree Audio Design
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Tubes amplifiers and pre-amplifiers designed and hand crafted by Dr. Lloyd Peppard, a retired electronics engineering professor.
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