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Homemade Passive Preamplifier | Audio Science Review (ASR) Forum
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![The Pressive - A DIY passive preamplifier [English]](https://www.tnt-audio.com/gif/pre1.gif "The Pressive - A DIY passive preamplifier [English]")
The Pressive - A DIY passive preamplifier [English]
DIY Passive Preamplifier
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You Can DIY! Passive Preamp: Transformer Implemented | audioXpress
You Can DIY! Passive Preamp: Transformer Implemented | audioXpress
