The AMC+ range of power amplifiers take the rugged reliability of the famous range and deliver the same high quality audio reinforcement, in a low cost, 2 rack unit package. The AMC+250 power amplifier delivers 250watts at 100 volt or 4 ohm. The AMC+ series booster amplifiers give the audio contractor a reliable, low cost booster amplifier for applications that are price sensitive but still require high quality commercial sound reinforcement.