[FedCom] US Marshals Service Freqs & Ops

Mon Nov 20 15:40:32 EST 2006

Well, I remember hering and seeing a freq of 163.200 and I don't know if
this is still active for the marshalls, but I programmed it for  while and
didn't hear anything on there.

On Mon, 20 Nov 2006, Dave J wrote:

> Used to be interesting hearing the US. Marshals and the Air Force security
> folks on 143.095  escorting the warhead (re-entry vehicle) convoys when they
> moved warheads to and from the minuteman missile sites that were here in SD.
> Happened pretty often and was a real max effort security-wise each time.
>
> Dave J
> sd0044 at gwtc.net
> ================================
> ----- Original Message -----
> From: "Dave Stewart" <dave.stew at gmail.com>
> To: "Discussion of Federal Government Communications"
> <fedcom at mailman.qth.net>
> Sent: Monday, November 20, 2006 08:51 AM
> Subject: Re: [FedCom] US Marshals Service Freqs & Ops
>
>
> > I believe it depends on the area.  In several areas where agencies
> > have trunked systems, Marshals are able to lease radios and the use of
> > that trunked system, especially when there is the ability to have
> > their talkgroup encrypted.  It just makes sense that you could have
> > one radio for operations, and that also allows you to switch over and
> > talk to a PD or SO dispatch.
> >
> > In OKC, 163.200 (repeated) & 164.600 (simplex) are used primarily by
> > the Metro Fugitive Task Force (both in analog, no P25).  146.2, 136.5,
> > and CSQ are all used.  163.200 is used to run checks on plates, ask
> > for someone to look up an address, or for notifying other agents that
> > something might ramp up ("hey, I think my guy just showed-up...if
> > you're not busy, let's stage at that Conoco near his address").
> > 164.600 is used at very low power (2-5 watts) for surveillance and
> > coordinating between 2-3 units traveling together.
> >
> > I believe nextel is used most for day-to-day USMS operations, outside
> > the Metro Fugitive Task Force.
> >
> > 170.75 P25 is used for Court operations.  I also have 162.7875 in my
> > scanner for Court ops, but I can't remember the last time I saw it
> > used.  Not saying it isn't used, just that I don't recall seeing it
> > recently.
> >
> > I've never seen any of these 4 freqs encrypted.
> >
> > As you may know, the "CONAIR" hub facility (Federal Transfer Facility)
> > is located on the grounds of the Will Rogers World Airport in OKC.
> > It's located on the West side of the airport grounds.  A fairly
> > low-power 400MHz trunked system is in use there. This facility is
> > operated by the Federal Bureau of Prisons.  You can find more info
> > about the system in RadioReference at -->
> > http://www.radioreference.com/modules.php?name=RR&sid=3519, and about
> > the facility at the Bureau of Prison's Web site at -->
> > http://www.bop.gov/locations/institutions/okl/index.jsp.  I've never
> > heard anything outside normal "prison talk" (BORING!!) although I've
> > never listened when an aircraft is arriving or leaving.
> >
> > Dave
> >
> > On 11/19/06, Jeff Kenyon <at649 at tcnet.org> wrote:
> > > Are the marshalls still using 163.200?  I'll have to check this page
> out.
> > > I had heard that 163.200 is one freq in use, and some UHF stuff.
> > >
> > >
> > >
> > >
> > >
> > > On Sun, 19 Nov 2006, Ken wrote:
> > >
> > > > Another interesting agency is the US Marshals Service.
> > > > For locations of these activities click on the appropriate state map
> at:
> > > > http://www.usmarshals.gov/district/index.html
> > > >
> > > > Additionally, if you go to the "state page" for each district in most
> > > > instances there's a list of "Local Law Enforcement Task Forces" that
> USMS
> > > > participate in, which varies from state to state.
> > > >
> > > > Grove's "Federal Frequency Directory", 2nd edition with search term
> > > > "Marshals" gets 26 potential listings.  UHF wise 10 simplex & 3
> repeater
> > > > pairs are listed.  Additional 13 VHF highband freqs are listed.
> > > >
> > > > Tom Kneitel's "The 'Top Secret' Registry of U.S. Government Radio
> > > > Frequencies" 8th edition (1993), lists VHF highband consisting of the
> > > > following:
> > > > Marshal's Services
> > > > * 3 Repeater pairs, categorized as "City Repeaters", "Administrative &
> > > > Operational Repeaters", "Border Area Repeaters"
> > > > *3 Simplex Frequencies
> > > > Court House Operations:
> > > > *1 frequency pair "Operational Repeates"
> > > > *2 simplex frequencies
> > > >
> > > > USMS may also use regional law enforcement coordination net
> frequencies
> > > > (either through loaned portable equipment or when feasible programmed
> freqs
> > > > in their mobile units).   A recent short lived series on "The
> Discovery
> > > > Channel" showed USMS as primarily using cellphones & what appeared to
> be
> > > > nextel nationwide w/t's to coordinate initial investigative functions
> &
> > > > response & than switch to USMS radio systems when at "on scene"
> surveillance
> > > > & tactical apprehension activities.
> > > >
> > > > Perhaps low powered simplex ops overall makes this federal activity
> > > > difficult to monitor.
> > > >
> > > > Ken
> > > >
> > > >
> > > >
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> >
> >
> >
> > --
> > Dave Stewart
> > dave.stew at gmail.com
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>
>
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