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Recommended Practices
A/54A – Guide to the Use of the ATSC Digital Television Standard, with Corrigendum No. 1 PDF Print E-mail
Thursday, 04 December 2003 00:00

04 December 2003, Corrigendum No. 1 dated 20 December 2006, Download PDF File

This guide provides tutorial information and an overview of the digital television system defined by ATSC Standard A/53, the ATSC Digital Television Standard. In addition, recommendations are given for operating parameters for certain aspects of the DTV system.

Note: While this document provides considerable useful information, it has not been updated and may therefore not reflect current practices.

Important Note:
The Technology and Standards Group (TG1) is considering withdrawal of this document. Please direct any questions or concerns about this planned course of action to This e-mail address is being protected from spambots. You need JavaScript enabled to view it

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Last Updated on Monday, 31 March 2014 14:05
 
A/64B – Transmission Measurement and Compliance for Digital Television PDF Print E-mail
Monday, 26 May 2008 00:00

26 May 2008, Download PDF File

This ATSC Recommended Practice describes methods for testing, monitoring, and measurement of the transmission subsystem intended for use in the digital television (DTV) system adopted as the U.S. Standard by the Federal Communications Commission. Both 8-VSB and 16-VSB are described in this document.

Last Updated on Monday, 01 February 2010 15:37
 
A/69 – Program and System Information Protocol Implementation Guidelines for Broadcasters PDF Print E-mail
Tuesday, 25 June 2002 00:00

25 December 2009, Download PDF File

This document provides a set of guidelines for the use and implementation of the ATSC Program and System Information Protocol. The information contained herein applies to broadcasters, network operators, infrastructure manufacturers, and receiver manufacturers.

Last Updated on Tuesday, 09 February 2010 07:44
 
A/74 – Receiver Performance Guidelines PDF Print E-mail
Friday, 18 June 2004 00:00

7 April 2010, Download PDF File

This Recommended Practice addresses the front-end portion of a receiver of digital terrestrial television broadcasts. The recommended performance guidelines enumerated in this document are intended to assure that reliable reception will be achieved. Guidelines for interference rejection are based on the FCC planning factors that were used to analyze coverage and interference for the initial DTV channel allotments. Guidelines for sensitivity and multipath handling reflect field experience accumulated by testing undertaken by ATTC, MSTV, NAB, and receiver manufacturers.

Field ensembles described in Section 4.5.2 of the Recommended Practice are available from NAB  by request to This e-mail address is being protected from spambots. You need JavaScript enabled to view it . Send a USB drive of at least 60 GB capacity to:

Victor Tawil
National Association of Broadcasters
1771 N Street, N.W.
Washington, D.C. 20036

Be certain to include a complete address for return of the USB drive.

Last Updated on Tuesday, 06 December 2011 11:41
 
A/75 – Developing DTV Field Test Plans PDF Print E-mail
Thursday, 26 July 2001 00:00

26 July 2001, Download PDF File

This document presents the objectives of, and general methodology for conducting field tests of over-the-air terrestrial digital television (DTV) systems. The scope of the work includes reception, demodulation, and recovery of the transmitted data. The scope of the work herein is not concerned with the decoded data or analog signals except when these signals are used as a means to determine that the data has been correctly recovered.

Note: While this document provides considerable useful information, it has not been updated and may therefore not reflect current practices.

Last Updated on Monday, 01 February 2010 15:39
 
A/78A – Transport Stream Verification PDF Print E-mail
Wednesday, 09 May 2007 00:00

09 May 2007, Download PDF File

This Recommended Practice provides a common methodology for describing Transport Stream conformance criteria. This RP explicitly describes the elements and parameters of A/53 and A/65 that should be verified in an ATSC Transport Stream for it to be considered a proper emission. It does not cover RF, captioning, or elementary streams.

Last Updated on Monday, 01 February 2010 15:40
 
A/79 – Conversion of ATSC Signals for Distribution to NTSC Viewers PDF Print E-mail
Friday, 12 December 2008 00:00

12 December 2008, Download PDF File

This Recommended Practice provides guidance to broadcasters and other creators of ATSC high-definition (HD) or standard-definition (SD) content and to the operators of Multichannel Video Programming Distributor (MVPD) systems (such as cable or direct to home satellite). It recommends the equipment capabilities needed to provide the highest quality programming to viewers who only receive NTSC services.

Last Updated on Tuesday, 23 February 2010 10:56
 
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