Headphone Amplifier Kits

Headphone Amplifier Kits

 

 

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NEW! Single Ended eXperimenter’s Kit 3.0

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Mainline Headphone Amplifier Kit

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Crack 1.1 OTL Headphone Amplifier Kit

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Crack-a-two-a OTL Headphone Amplifier Kit

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S.E.X. 3.0 C4S Upgrade Kit

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Speedball Upgrade for Crack Amplifier

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TwoQuiet Stepped Attenuator Upgrade for Crackatwoa

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