Selling a extremely rare McIntosh C100 Preamplifier & Controller in its original found excellent working condition. One Owner Estate Find. The doctors estate was filled with high quality electronics and unique collectibles.The legendary glass faceplates and metal cabinets are in perfect condition. Original McIntosh DB25 conductor cable, power cord and copy of the owners manual are included.I tested using the headphone jack without issues. The lamps have been replaced and light up both faceplates. One of the best preamplifier/controller ever made by McIntosh. What you see in the pictures is exactly what you will receive.I did not clean or polish but already looks new. See pictures for details and condition. Check my listings for other McIntosh components and many unique hard to find electronics and collectibles.SpecificationsFrequency response: 10Hz to 40kHzTotal harmonic distortion: 0.002%Input sensitivity: 0.1mV (MC), 4.4mV (MM), 450mV (line)Signal to noise ratio: 86dB (MM), 100dB (line)Output: 2.5V (Pre out), 12V (Pre out Max)Dimensions: 445 x 137 x 445mm Shipping Terms: Free Local Pickup. The buyer can arrange pickup or shipping. The preamplifier and controller are heavy and fragile for shipping. Contact me with any questions or comments. Seller Terms: Buyer must contact seller within 2 days and payment should be received otherwise the seller may either sell or relist the item. Any payment not received within 3 days of the end of the auction may result in the notification to Ebay under their non-paying bidder policy.