U3 Low Profile Surface Mount Preamp

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The U3 is a very small low profile single channel preamp that is designed to be mounted on the side or top of an instrument. It can be installed using the provided cover plate or w ithout it, using the two potentiometer shafts and hardware to mount directly through two small holes in the instrument. The preamp is designed to work with any piezo pickup. The controls of the preamp are volume and tone. Technical The U3 comes complete with the cover plate, knobs, battery holder, 27" battery lead, endpin jack with 24" shielded output cable, and all necessary hardware. Note that the battery lead and output cable can be shortened to whatever length is required. Specifications: Input - 1/4" Mono Output - 1/4" Mono Input Impedance - up to 10 MOhm Output Impedance - Less than 3.5 kOhm Low battery indicator - LED indicates 8v or less Battery Life - 9 volt alkaline - 1500 hours Trim pot on the circuit board for setting preamp input gain from 0 to 12 db. Show more