5 to 1 mixer / polarizer

• Mixer / polarizer button with led indicate (BPL).
• Linear potentiometrs.
• Input E normalaze to 5V.
• Bi-color led for indicate output signal polarity.
• Two led peak indicator for positive and negative output signal.
• Diode protection on reversed power supply.
• CNC milling front panel (2 mm FR-4 or aluminum front panel option).