AFTRCC Precoordination Document

0059-EX-CM-2018 Pre Coordination Document

3DB Communication Inc.

2018-04-03ELS_207466

                             616 E. 34th Street North, Wichita, KS 67219
                                    TELEPHONE (316) 821-9516



                         Letter of Frequency Recommendation, Experimental

                                     Coordination No. 1804001



To:      3DB Communication Inc.                                             4-3-2018
         Attn: Sarah Leggin
         555 Thirteenth Street, NW
         Washington, DC 20004


This is in reply to your 4/2/2018 letter requesting AFTRCC coordination for modification
of Experimental License WI2XXG. The locations and/or addresses of the transmitters
is/will be:

Location 1
         Orangeburg, Rockland County, NY
         Fixed Station Coordinates: 41-01-52 N Lat, 073-58-36 W Lon
Location 2
         Saint Charles, Kane County, IL
         Fixed Station Coordinates: 41-56-22 N Lat, 088-27-45 W Lon
Location 3
         Maple Park, Kane County, IL
         Fixed Station Coordinates: 41-50-39 N Lat, 088-32-04 W Lon

Frequencies, emission designators, and maximum transmit power assigned to this
recommendation are as follows:


AFTRCC 87-2A (8-31-93)


AFTRCC Recommendation Letter: 3DB Communications, P2 of 2
4-3-2018


All Locations
       Frequency              Power                  Station Class           Emission(s)
       21931 kHz              24.4 kW ERP            XT FX                   96K0G1D


AFTRCC recommends the FCC add the following restriction(s) to the grant of this
authorization:

“Experimental use is secondary to, and must not interfere with, Flight Test operations.

   SPECIAL CONDITION: LICENSEE MUST COORDINATE WITH OTHER
   USERS AS NECESSARY TO MINIMIZE INTERFERENCE.

Renewal of this License is subject to prior coordination with AFTRCC Frequency Advisory
Committee, www.aftrcc.org”


This recommendation is advisory only and not binding on you or the FCC. It does not
constitute a judgment that the frequency(ies) specified is/are best suited to your purpose or
that the assignment is exclusive to your Company. In utilizing this recommendation, the
Company agrees to release and hold harmless AFTRCC, its officers, members, agents, and
representatives from and against any claims, losses, damages, or expenses that may arise as
a result of your Company’s use of the frequency(ies) specified.

This recommendation letter will be valid only for a period of 90 days from the date on this
letter. If an application for License has not been filed with the Federal Communications
Commission within that period, it will be necessary to request a new frequency
recommendation.

The original of this letter should be attached/forwarded to your application for a license
when it is filed with the Federal Communications Commission.



AFTRCC Frequency Advisory Committee




Danny B. Hankins
Aerospace & Flight Test Radio Coordinating Council
Tel: 620-332-0432 Fax: 316-206-8396
Email: dhankins@cessna.textron.com



Document Created: 2018-04-03 16:22:14
Document Modified: 2018-04-03 16:22:14

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