Summary of Contents for Conrad-johnson design MF2550
Page 2
Thank you for selecting the MF2550 amplifier to power your audio system. The MF2550 draws on three decades of research at conrad-johnson into the reproduction of recorded music. The result is a power amplifier with a remarkable ability to recreate the dy- namics, textures, tonalities, and ambience of live musical perform- ances.
Page 3
Warranty For Conrad-Johnson Components Conrad-Johnson Design, Inc. will provide service under warranty to the original owner on products sold new in the United States for the lesser period of three years from the date of purchase by the origi- nal purchaser, or five years from the date of shipment to the authorized conrad-johnson dealer.
Page 4
Be aware that requesting an estimate will delay service to your unit, as we will have to contact you for approval before commencing service. Registering The Warranty Please return the enclosed card to the factory within 30 days of purchase to register the warranty MF2550 Owner’s Manual...
+ 5/- 10% of the nominal rated voltage. Electromagnetic Interference (EMI) Considerable care has been taken in the design of the MF2550 to minimize its susceptibility to radio frequency interference and other forms of EMI. Choice of materials, physical layout, grounding prac-...
Page 6
Physical location and cable “dress” can be an important factor in minimizing hum pickup. The installation should situate the pream- plifier well away from the power amplifier, and power (ac mains) cords should be dressed to remain at least 4" (100mm) away from input/output cables. MF2550 Owner’s Manual...
Page 7
INPUT: Connect the preamplifier to your MF2550 amplifier at the RCA type connectors located on the back of the amplifier. OUTPUT: Five-way binding posts are provided for connection of your loudspeakers, with correct spacing to accept a standard "dou- ble banana"...
This will be the case if the number of phase inver- sions is even (or zero). The MF2550 is phase correct (non-inverting). If your system has an odd number of inversions, (for example, if you have a phase in- verting preamplifier) then you must add one phase inversion.
Page 9
The warm up period can be expected to last about fifteen minutes. Questions: If you have questions about the installation or function of your MF2550 do not hesitate to call Customer Service at (703) 698-8581. MF2550 Owner’s Manual...
Page 10
These B+/B- “rail” fuses are 3AG type 6 Amp Fast Blow. In the event of a fuse blowing repeatedly, contact your dealer or the conrad-johnson service department. MF2550 Owner’s Manual...
Need help?
Do you have a question about the MF2550 and is the answer not in the manual?
Questions and answers