ACC-APG Digital IF Draft Technical Specfication doc

PRODUCT MANAGER WIDEBAND ENTERPRISE SATELLITE SYSTEMS (PdM WESS)

SYSTEM SPECIFICATION

for Increment 1 of the
Digital Intermediate Frequency (IF) Subsystem (DIFS)

SPECIFICATION NO. A3425425

5 June 2026

VERSION 1.2

History of Changes
Document No.
Date
Change Description
A3425425
11/24/2025
Woody Scott Edits to APG and AJV Shell
A3425425
11/28/2025
Woody Scott – Dave Khalil – review with edits posted to share A3425425 Ver. 0.1
1/21/2026
Al Berg – content added to sections 3.1, 3.2 and 4.3.2
A3425425 Ver. 0.2
2/10/2026
A.J. Vigil – added new 3.2.1, reworked EVM, etc.
A3425425 Ver. 0.3
2/12/2026
SMS Tech Team Format Review
A3425425 Ver. 0.4
2/13/2026
Engineering Team Review
A3425425 Ver. 1.0
2/14/2026
Final Edits for Release – Dr. Berg and Woody Scott
A3425425 Ver. 1.1
5/18/2026
Incorporated management automation – Al Berg and Ron Elliott A3425425 Ver. 1.2
6/5/2026
Incorporated comments from Minh Dinh Nguyen (JSEC)

TOC \o "2-4" \h \z \t "Heading 1,1,Heading 9,1" 1.SCOPE PAGEREF _Toc231564987 \h 1 1.1Identification PAGEREF _Toc231564988 \h 1
1.2Application PAGEREF _Toc231564989 \h 1

2.APPLICABLE DOCUMENTS PAGEREF _Toc231564990 \h 1

2.1Government Documents PAGEREF _Toc231564991 \h 1
2.2Non-Government Documents PAGEREF _Toc231564992 \h 2

3.REQUIREMENTS PAGEREF _Toc231564993 \h 4

3.1Item Definition PAGEREF _Toc231564994 \h 4
3.1.1Item Diagrams PAGEREF _Toc231564995 \h 4
3.1.2Interface Definition PAGEREF _Toc231564996 \h 5
3.1.2.1Digital IF Interfaces PAGEREF _Toc231564997 \h 5 3.1.2.2Internal Interfaces PAGEREF _Toc231564998 \h 7
3.1.2.3External Interfaces PAGEREF _Toc231564999 \h 7
3.1.3Major Component List PAGEREF _Toc231565000 \h 11
3.1.4Government Furnished Property (GFP) PAGEREF _Toc231565001 \h 12 3.2Characteristics PAGEREF _Toc231565002 \h 12
3.2.1Performance PAGEREF _Toc231565003 \h 12
3.2.1.1Transmit Performance PAGEREF _Toc231565004 \h 12 3.2.1.2Receive Performance PAGEREF _Toc231565005 \h 15
3.2.1.3Communication Carriers PAGEREF _Toc231565006 \h 17 3.2.1.4Cybersecurity PAGEREF _Toc231565007 \h 17
3.2.1.5Information Technology Standards PAGEREF _Toc231565008 \h 18 3.2.1.6Life Expectancy PAGEREF _Toc231565009 \h 18
3.2.1.7Item Turn-On PAGEREF _Toc231565010 \h 18
3.2.2Physical Characteristics PAGEREF _Toc231565011 \h 18 3.2.2.1General PAGEREF _Toc231565012 \h 18
3.2.2.2Equipment Racks PAGEREF _Toc231565013 \h 18
3.2.2.3Equipment Modules PAGEREF _Toc231565014 \h 19