RF Concepts says:
> *When you purchase a matched set of tubes from RF Concepts, they have
> actually been matched! The tube(s) in a new Alpha amplifier have been
> installed, tested, burned in, and tested again. Those tubes are
> warranted. If you replace those tubes with others during the warranty
> period, RF Concepts is not responsible for any damage caused by those
> tubes and the damage will not be covered under warranty.*
What are the consequences of using a pair of tubes that have not been
matched? Alpha radio makes it sound like a disaster is likely.
What are they matching? Grid current vs. output would be my guess.
Anyone had a failure using a new pair of tubes that haven't been matched?
Thanks
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