Sequential serial numbers 0617 and 0618. I also have a matching 99 Super Magnum preamp for sale separately. - - - - - - - - - - - - - - - - - - - - - - - - - - - -.M-150 to M-180 upgrade - 50% larger power supply. Polypropylene byass capacitors in filters. PRP resistors in critical spots. Cardas RCA jacks, binding post and wiring. General Features: - Ultra-wide bandwith output transformers - Massive high storage power supply - True balanced and single ended inputs. Heavy-duty gold plated XLR and RCA inputs.
External switch for triode or ultralinear operation - Integral bias meter makes biasing a snap. (4) KT90EH, (2) 12AU7, (1) 12AX7 tubes.Both 4 and 8 ohm output taps provided. 1/2 machined and engraved faceplate - Heavy-duty gold plated binding posts.
All precision components - Mechanically isolated transformers - Welded-wire tube cage - Heavy (2 ounce) copper circuit board - Machined aluminum faceplate - Matched octets of output tubes - Entirely designed and built in the USA. Specifications: - output power: 180WPC - frequency response: 5Hz - 50KHz ± 1dB - THD.The item "Pair Rogue Audio M-180 Monoblock Tube Amplifiers 180W, Black" is in sale since Saturday, October 24, 2020. This item is in the category "Consumer Electronics\TV, Video & Home Audio\Home Audio\Receivers & Amplifiers\Amplifiers & Preamps". The seller is "sdlaproductions" and is located in Glendale, California. This item can be shipped to United States.