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MixPre Category

MixPre Circuitry

The MixPre uses a mixed technology, four-layer, FR4 pc board with roughly 450 surface mount and thru-hole components. Both sides of the circuit boards are populated. The view below shows the top side of the main board and the bottom side of the LED board (battery tube removed). (more…)

Interfacing the MixPre or 302 with a Shure FP33

Sound Devices MixPre and the Shure FP33 mixer can be interconnected to combine inputs. An interconnected MixPre and FP33 combination results in the following: (more…)

Earthworks Microphones and Transformer-Balanced Inputs

Condition:

Early models of Earthworks microphones (see Models Affected) and Earthworks model M30 microphone will become unstable and oscillate with transformer-balanced microphone inputs such as Sound Devices MP-1, MP-2 and MixPre. (more…)