EF86 Input Tubes. 6N1P Output Tubes. Cinemag Input Transformers. Custom Wound Output Transformers. VU Meters. Level Controls. -20dB Pad Switch. Polarity Switch. Phase Switch. Two Selectable Tone Switches. Custom Milled Face Plate. Solid Vented Metal Frame. 2UR. Toroid Power Transformer. XLR Input Connectors. XLR Output Connectors. 1/4 Inch Direct Injects. High Gain (60 dB). More details about product A-Designs MP-1A Mono Tube Microphone Preamplifier Standard
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