[R-390] Stinkin' PTO !!

[John Kolb]

On Sat, 28 Jun 2003, Phil Atchley wrote:

> Yes I have a similar box that I built, perhaps a little more elaborate.
> Mine is in a double shielded box and generates markers at 10. 5, 2 and 1MHz
> as well as 200, 100, 50 and 25KHz, switch selectable via a rotary switch the
...
> However, to align a PTO it is much easier to use a counter (best) or
> "standard" receiver as the PTO is a generator in its own right.

Indeed you are right - the counter is easier. I did the HRO-500
about 20 years ago, when counters were rare and expensive beasties  :)
Even today, not everyone has one.

John