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Summary of Contents for Conrad-Johnson MV45
- Page 1 OWNER'S MANUAL MV45 AND MV75 VACUUM TUBE POWER AMPLIFIERS conrad-johnson design, inc. (703) 698-8581...
- Page 2 Thank you for purchasing a conrad-johnson power amplifier. We believe that it will be one of the most satisfying purchases of audio equipment that you will make. The design and materials have been carefully selected to yield many years of unvarying excellent performance.
- Page 3 LIMITED WARRANTY FOR THE conrad-johnson MV45 and MV75 1. conrad-johnson design, inc. warrants to the original purchaser that the conrad- johnson MV45 or MV75 will perform to specifications as published in the owner's manual and that it will be free of defects in materials and workmanship for a period of five years from the date of original purchase.
- Page 4 • Factory service - Any conrad-johnson product may be returned to the factory for service. All equipment serviced at the factory will perform to its published specifications when returned. Factory service will be offered at reasonable rates.
- Page 5 INSTALLATION Your new conrad-johnson power amplifier has been tested and adjusted at the factory with the tubes enclosed with the unit. It will minimize set up time if the tubes are installed in their marked sockets, i.e.: tube marker V2 (on box) installed in socket marked V2 (on chassis).
- Page 6 Tube Replacement and Biasing Procedures The conrad-johnson power amplifier has been designed to make tube replacement as simple as possible. Because the output tubes are individually biased, the replacement...
- Page 7 Unplug the amplifier from the AC line. Remove the top protective cover. Install tubes as shown in diagram below. Tube Complements: MV 75 MV45 5751 5751 V2, V3 6CG7 12AT7 V4-V7 6550 6CA7/EL34 After installing new output tubes, the amplifier should be rebiased. Biasing the amplifier is a simple procedure that can readily be done by the owner.
- Page 8 The amplifier should be shipped without its rackplate and cover. MV45: remove the protective cover by removing two screws on each side of the chassis. Next remove and separately box the tubes in their individual boxes. Pack the boxed tubes into the tube carton and box the amp in its original factory carton and packing materials.
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