Single channel half rack vacuum tube preamplifier for microphones and instruments (12 pages)
Summary of Contents for LaChapell Audio 583s
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LACHAPELL AUDIO Model 583s Vacuum Tube Preamplifier for Microphones and Instruments Preliminary Operating Manual...
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50 ohms. Stated below are a few areas that you must take the time to read before you install and use your 583s. You as the owner/user are responsible for completely understanding how to operate this device safely and properly.
Do not place the 583s in an area where there is a potential for fluids to fall, spill into or come in contact with the 583s. If you notice fluids or moisture present inside the 583s DO NOT turn power on! Contact LaChapell Audio for direction.
LaChapell Audio agrees to repair or replace at its principal business office in California or other authorized repair center, without charge, all defective parts in the Products which are returned for inspection to said center within the warranty period;...