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AMB lab's Mini Cubed Portable Amplifier
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This portable amplifier is the perfect companion to Ipods and other portable audio devices. This kit features all the parts needed to build the amp including the board and hammond enclosure. Kit also includes an Acupower 9V NiMH battery.
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AMB lab's Mini Cubed Portable Amplifier [international]
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This portable amplifier is the perfect companion to portable audio devices. This kit features all parts needed to build the amp including the board and hammond enclosure. Kit includes a 250mAh 9V NiMH battery. No adapter included.
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Beta 22 Amp board kit
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All the components needed to build one board of the Beta 22 amplifier.
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Sigma 22 Power Supply kit
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Sigma 22: a dual rail, tracking power supply kit. With +30V -30V dual primary voltage transformer. The transformer works at all standard voltages.