[Scan-DC] 133.525

[Eric C. Carlson]

Are the backup frequencies well-known for DCA? I expect there would be at
least one unpublished frequency for backup purposes.

-Eric

On Wed, Dec 7, 2022, 4:19 PM Henry Bright <hcbright10 at gmail.com> wrote:

> Going through the archives from Monday night, the TWR controller asked the
> helicopters on 134.35 to switch to 133.525 because of a stuck mic on
> 134.35. Same thing happened a few months ago, but the controller asked the
> helicopters to switch to 257.6, which is the UHF version of DCA TWR 119.1.
> I presume the switch to 133.525 indicates that they’ve opened a new
> frequency, which I’m guessing is the UHF equivalent of 134.35, in the last
> few months.
>
> Also, for what it’s worth, after the controller requested helis to switch
> to 133.525, he could be heard on 134.35 basically doing a roll call of the
> helicopters to make sure they had all switched and to account for which one
> had the stuck mic. So I guess he was simulcasting on both freqs.
>
> Henry
>
> On Wed, Dec 7, 2022 at 00:19 Alan Henney <alan at henney.com> wrote:
>
> > From 134.35, traffic referencing 133.525. Do we have any record of this
> > freq?
> >
> > https://twitter.com/HelicoptersofDC/status/1600321342796333057
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