FEDERAL COMMUNICATIONS COMMISSION
APPLICATION FOR SPECIAL TEMPORARY AUTHORITY

Applicant Name
Name of Applicant:  LightSquared Subsidiary LLC

Address
Attention: Jeffrey Carlisle
Street Address: 10802 Parkridge Blvd
P.O. Box:
City: Reston
State: VA
Zip Code: 20191
Country:
E-Mail Address: jeff.carlisle@lightsquared.com

Best Contact
Give the following information of person who can best handle inquiries pertaining to this application:  
Last Name: Stearn
First Name: Geoff
Title: Vice President of Spectrum Development
Phone Number: 202-596-1644

Explanation
Please explain in the area below why an STA is necessary:
See attached Exhibit A.

Purpose of Operation
Please explain the purpose of operation:  To test and determine the effects of L-band LTE signals on GPS devices in a live field test environment. See attached Exhibit A.

Information
Callsign: WE9XVN
Class of Station: FX
Nature of Service: Experimental

Requested Period of Operation
Operation Start Date: 04/14/2011
Operation End Date: 04/24/2011

Manufacturer
List below transmitting equipment to be installed (if experimental, so state) if additional rows are required, please submit equipment list as an exhibit:  
Manufacturer Model Number No. Of Units Experimental
Argus HPX308R 8 No
Tongyu TDJ151717DE-65F 8 No
NSN 472443A 10 Yes

Certification
Neither the applicant nor any other party to the application is subject to a denial of Federal benefits that includes FCC benefits pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. Section 862, because of a conviction for possession or distribution of a controlled substance. The applicant hereby waives any claim to the use of any particular frequency or electromagnetic spectrum as against the regulatory power of the United States because of the prvious use of the same, whether by license or otherwise, and requests authorization in accordance with this application. (See Section 304 of the Communications Act of 1934, as amended.) The applicant acknowledges that all statements made in this application and attached exhibits are considered material representations, and that all the exhibits part hereof and are incorporated herein as if set out in full in this application; undersigned certifies that all statements in this application are true, complete and correct to the best of his/her knowledge and belief and are made in good faith. Applicant certifies that construction of the station would NOT be an action which is likely to have a significant environmental effect. See the Commission's Rules, 47 CFR1.1301-1.1319.
Signature of Applicant (Authorized person filing form): Jeffrey Carlisle
Title of Applicant (if any): Executive Vice President
Date: 2011-04-05 00:00:00.0

Station Location
City State Latitude Longitude Mobile Radius of Operation
Reston Virginia North  38  56  43 West  77  18  58 2.00
Datum:  NAD 83
Is a directional antenna (other than radar) used?   Yes
Exhibit submitted:   Yes
(a) Width of beam in degrees at the half-power point:  
(b) Orientation in horizontal plane:  
(c) Orientation in vertical plane:  
Will the antenna extend more than 6 meters above the ground, or if mounted on an existing building, will it extend more than 6 meters above the building, or will the proposed antenna be mounted on an existing structure other than a building?   Yes
(a) Overall height above ground to tip of antenna in meters:   21.90
(b) Elevation of ground at antenna site above mean sea level in meters:   114.30
(c) Distance to nearest aircraft landing area in kilometers:   10.35
(d) List any natural formations of existing man-made structures (hills, trees, water tanks, towers, etc.) which, in the opinion of the applicant, would tend to shield the antenna from aircraft: The transmitter will be located on an existing structure.
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1526.00000000-1536.00000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 10M0W7W OFDMA
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1526.30000000-1531.30000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 5M00W7W OFDMA
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1545.20000000-1555.20000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 10M0W7W OFDMA
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1550.20000000-1555.20000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 5M00W7W OFDMA

City State Latitude Longitude Mobile Radius of Operation
Baltimore Maryland North  39  17  41 West  76  37  18 2.00
Datum:  NAD 83
Is a directional antenna (other than radar) used?   Yes
Exhibit submitted:   Yes
(a) Width of beam in degrees at the half-power point:  
(b) Orientation in horizontal plane:  
(c) Orientation in vertical plane:  
Will the antenna extend more than 6 meters above the ground, or if mounted on an existing building, will it extend more than 6 meters above the building, or will the proposed antenna be mounted on an existing structure other than a building?   Yes
(a) Overall height above ground to tip of antenna in meters:   25.90
(b) Elevation of ground at antenna site above mean sea level in meters:   30.80
(c) Distance to nearest aircraft landing area in kilometers:   12.50
(d) List any natural formations of existing man-made structures (hills, trees, water tanks, towers, etc.) which, in the opinion of the applicant, would tend to shield the antenna from aircraft: The transmitter will be located on an existing structure.
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1526.00000000-1536.00000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 10M0W7W OFDMA
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1526.30000000-1531.30000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 5M00W7W OFDMA
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1545.20000000-1555.20000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 10M0W7W OFDMA
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1550.20000000-1555.20000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 5M00W7W OFDMA

City State Latitude Longitude Mobile Radius of Operation
Baltimore Maryland North  39  17  8 West  76  35  35 2.00
Datum:  NAD 83
Is a directional antenna (other than radar) used?   Yes
Exhibit submitted:   Yes
(a) Width of beam in degrees at the half-power point:  
(b) Orientation in horizontal plane:  
(c) Orientation in vertical plane:  
Will the antenna extend more than 6 meters above the ground, or if mounted on an existing building, will it extend more than 6 meters above the building, or will the proposed antenna be mounted on an existing structure other than a building?   Yes
(a) Overall height above ground to tip of antenna in meters:   20.40
(b) Elevation of ground at antenna site above mean sea level in meters:   5.50
(c) Distance to nearest aircraft landing area in kilometers:   12.60
(d) List any natural formations of existing man-made structures (hills, trees, water tanks, towers, etc.) which, in the opinion of the applicant, would tend to shield the antenna from aircraft: The transmitter will be located on an existing structure.
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1526.00000000-1536.00000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 10M0W7W OFDMA
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1526.30000000-1531.30000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 5M00W7W OFDMA
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1545.20000000-1555.20000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 10M0W7W OFDMA
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1550.20000000-1555.20000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 5M00W7W OFDMA

City State Latitude Longitude Mobile Radius of Operation
Baltimore Maryland North  39  15  36 West  76  59  4 2.00
Datum:  NAD 83
Is a directional antenna (other than radar) used?   Yes
Exhibit submitted:   Yes
(a) Width of beam in degrees at the half-power point:  
(b) Orientation in horizontal plane:  
(c) Orientation in vertical plane:  
Will the antenna extend more than 6 meters above the ground, or if mounted on an existing building, will it extend more than 6 meters above the building, or will the proposed antenna be mounted on an existing structure other than a building?   Yes
(a) Overall height above ground to tip of antenna in meters:   35.70
(b) Elevation of ground at antenna site above mean sea level in meters:   182.90
(c) Distance to nearest aircraft landing area in kilometers:   27.00
(d) List any natural formations of existing man-made structures (hills, trees, water tanks, towers, etc.) which, in the opinion of the applicant, would tend to shield the antenna from aircraft: The transmitter will be located on an existing structure.
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1526.00000000-1536.00000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 10M0W7W OFDMA
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1526.30000000-1531.30000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 5M00W7W OFDMA
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1545.20000000-1555.20000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 10M0W7W OFDMA
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1550.20000000-1555.20000000 MHz FX 40.000000 W 1000.000000 W M 0.00000500 % 5M00W7W OFDMA

City State Latitude Longitude Mobile Radius of Operation
Holloman AFB New Mexico North  32  51  57 West  106  7  35 2.00
Datum:  NAD 83
Is a directional antenna (other than radar) used?   Yes
Exhibit submitted:   Yes
(a) Width of beam in degrees at the half-power point:  
(b) Orientation in horizontal plane:  
(c) Orientation in vertical plane:  
Will the antenna extend more than 6 meters above the ground, or if mounted on an existing building, will it extend more than 6 meters above the building, or will the proposed antenna be mounted on an existing structure other than a building?   Yes
(a) Overall height above ground to tip of antenna in meters:   30.50
(b) Elevation of ground at antenna site above mean sea level in meters:   1239.30
(c) Distance to nearest aircraft landing area in kilometers:   1.11
(d) List any natural formations of existing man-made structures (hills, trees, water tanks, towers, etc.) which, in the opinion of the applicant, would tend to shield the antenna from aircraft: The transmitter will be located 100 feet AGL on a temporary structure (i.e. "Cell on Wheels").
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1526.00000000-1536.00000000 MHz FX 40.000000 W 1000.000000 W P 10M0W7W OFDMA
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1526.30000000-1531.30000000 MHz FX 40.000000 W 1000.000000 W P 5M00W7W OFDMA
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1545.20000000-1555.20000000 MHz FX 40.000000 W 1000.000000 W P 10M0W7W OFDMA
Action Frequency Station Class Output Power/ERP Mean Peak Frequency Tolerance (+/-) Emission Designator Modulating Signal
New 1550.20000000-1555.20000000 MHz FX 40.000000 W 1000.000000 W P 5M00W7W OFDMA