Description

Used Whirlwind MD-1 Portable Microphone Preamp Line Driver Monitor. Item in decent condition. Box is not in good condition. Made in USA Broadcast quality mic preamp with line driver and headphone monitor amp. An input pad and level control let you adjust for almost any mic or line level signal (up to 60dB of gain). Or pass the unprocessed signal to the output (loop thru) while monitoring it with headphones. Great for Location Production Sound for Film and Television. Separate balanced line level Aux input to the headphone amp for monitoring a program mix, a console foldback or a director's cues. Headphone volume control and a separate MIX control allow you to adjust the headphone balance between the mic driver section and Aux input. Built-in 18V phantom power (switchable). Does not provide standard 48V phantom power. Some mics need more, some less. Steel case with belt clip resists abuse. Two alkaline 9V batteries mount in slide out trays for easy access. Input Impedance: Mic Mode: 1.5k Ohms Line Mode: 10k Ohms Output Impedance: 600 Ohms Max Input Signal: Mic Mode: -4dBm Line Mode: +12dBm Frequency Response: ±3dBm, 6Hz-25kHz -2dBm @ 20Hz -1dBm @ 20kHz Maximum Output Level: +15dB into 2k Ohms +26dB into 10k Ohms +34dB into 100k Ohms Phantom Power: +18VDC Power Requirements: (2) 9V alkaline batteries (not included)