Mi-Si acoustic Crystal preamp

Mi-Si acoustic Crystal preamp. A battery-free preamp designed specifically to work with undersaddle guitar pickups using passive piezo elements.

 8838 The Mi-Si Crystal is designed to retrofit existing passive pickup systems to make them active.  The preamp for this system uses Mi-Si’s custom piezo linearization scheme, allowing for the most truthful and accurate sound from the pickup. Just power up for 60 seconds using the Mi-Si Power Charger, to provide up to 16 hours of performance time

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