Comtech Systems, Inc.

FEDERAL COMMUNICATIONS COMMISSION APPLICATION FOR SPECIAL TEMPORARY AUTHORITY

Applicant Name

Name of Applicant:

Comtech Systems, Inc.

Address

Attention:	Paul Kelly
Street Address:	212 Outlook Point Dr Suite #100
P.O. Box:
City:	Orlando
State:	FL
Zip Code:	32809
Country:
E-Mail Address:	[email protected]

Best Contact

Give the following information of person who can best handle inquiries pertaining to this application:   Last Name: Kelly First Name: Paul Title: Test Manager Phone Number: (321)948-4315

Explanation

Please explain in the area below why an STA is necessary: Comtech seeks a modification of the experimental STA as recently extended under Call Sign WR9XCI for testing and development of a Next Generation Troposcatter system. This request only proposes to increase the authorized radius from 241km to 425km and to change the authorized emission designator from 14M0G1D to 25M0G1D. No other changes are requested. See Exhibit 1.

Purpose of Operation

Please explain the purpose of operation:

Comtech seeks a modification of the experimental STA as recently extended under Call Sign WR9XCI for testing and development of a Next Generation Troposcatter system. This request only proposes to increase the authorized radius from 241km to 425km and to change the authorized emission designator from 14M0G1D to 25M0G1D. No other changes are requested. See Exhibit 1.

Information

Callsign:	WR9XCI
Class of Station:	MO
Nature of Service:	Experimental

Requested Period of Operation

Operation Start Date:	05/20/2021
Operation End Date:	09/01/2021

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
Comtech	MTTS PLUS	2	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):	Mark Yamamoto
Title of Applicant (if any):	VP - North American Solutions
Date:	2021-04-29 00:00:00.0

Station Location

	City	State	Latitude	Longitude	Mobile	Radius of Operation
	Orlando	Florida	North  28  26  57	West  81  23  1	w/i 425 km of centerpoint coords, Orlando, FL	425.00

Datum:  NAD 83 Is a directional antenna (other than radar) used?   Yes Exhibit submitted:   No (a) Width of beam in degrees at the half-power point:   1.40 (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?   No (a) Overall height above ground to tip of antenna in meters:   (b) Elevation of ground at antenna site above mean sea level in meters:   (c) Distance to nearest aircraft landing area in kilometers:   (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:

Action	Frequency	Station Class	Output Power/ERP	Mean Peak	Frequency Tolerance (+/-)	Emission Designator	Modulating Signal
New	7200.00000000- MHz	MO	2000.000000 W 20.000000 MW	P	0.00100000 %	25M0G1D	none

Action	Frequency	Station Class	Output Power/ERP	Mean Peak	Frequency Tolerance (+/-)	Emission Designator	Modulating Signal
New	7300.00000000- MHz	MO	2000.000000 W 20.000000 MW	P	0.00100000 %	25M0G1D	none

Action	Frequency	Station Class	Output Power/ERP	Mean Peak	Frequency Tolerance (+/-)	Emission Designator	Modulating Signal
New	7600.00000000- MHz	MO	2000.000000 W 20.000000 MW	P	0.00100000 %	25M0G1D	none

Action	Frequency	Station Class	Output Power/ERP	Mean Peak	Frequency Tolerance (+/-)	Emission Designator	Modulating Signal
New	7700.00000000- MHz	MO	2000.000000 W 20.000000 MW	P	0.00100000 %	25M0G1D	none

18881