[Amps] 50 or 60 Hz, a problem?

[Steve Thompson]

Will Matney wrote:
> Bob,
>
> That settles it then, I'd say Heath built about everything with 50 Hz
> transformers, or at least after a certain year I imagine.

In amps where it matters (probably those with external anode tubes rather
than Heath stuff), beware of blower ratings. The loss of pressure and
airflow at 50Hz instead of 60Hz can be significant if the cooling capacity
is marginal.

Steve



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