[BC] Frequency Measurements and 1000 Hz tone...

[Jim Tonne]

>  , but then I don't usually run into
>  stations running tone modulation anymore.

And with the way things have gone and are going,
probably will hear fewer and fewer, save for DX
testing.

A fairly serious fly in the ointment for a while was
the use of a cart machine for the tone.  But those
days, too, are more or less gone.  (The fly being
that the frequency was not all that stable.)

- JimT