API 512c Discrete Mic/Line Preamp - The API 512c is a mic / line instrument preamp, world famous for its ability to provide low noise (-129 EIN) and unusually good sounding front end all types of audio applications. Sonically, it delivers the distinct sound at an affordable price, in scalable 500 Series format. Offering impressive 65 dB gain, includes phantom power, switchable polarity, -20 pad Mic or Instrument/Line selector. Front panel XLR 1/4 inch connectors combined with rear access allows additional flexibility when installed into lunchbox, API's 10 position 500V vertical rack, console.The remains faithful circuit designs founder Saul Walker. Artfully combining those circuits proprietary transformers incomparable 2520 op-amp, highly musical rich-sounding analog pre, equally home commercial recording spaces as smaller studios. Fully featured still hand assembled, exhibits reliability, long life, uniformity which are characteristic products.Mic Preamp gainFront Back Panel Input AccessLine/Instrument 45 Line/Instrument InputLED VU meter monitoring output level20 switch, applies mic/line/instrument48v Phantom powerTraditional fully discrete design Op AmpFeatures unique Five Year Warranty pro-audio, Signal Processors, Microphone Preamps