- Why should I purchase a "Bob's Device"?

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Welcome to Bob's Devices

Custom step-up transformers (SUT) for moving coil (MC) cartridges. 

As reviewed  in 

Email me with your moving coil cartridge and phono preamp make/model and I will provide you, with no obligation, information on what would be the proper step-up for your system.  If you are interested in a custom step up transformer (SUT), I will provide you with a quote for doing so.