Recording - Helical-scan digital video cassette recording system using 6,35 mm magnetic tape for consumer use (525-60, 625-50, 1125-60 and 1250-50 systems) - Part 2: SD format for 525-60 and 625-50 systems

Specifies the content, format and recording method of the data blocks forming the helical records on the tape containing audio, video, and system data. It describes the specifications for the 525-line system with a frame frequency of 29,97 Hz and 625-line system with a frame frequency of 25,00 Hz. One video channel and two independent audio channels are recorded in the digital format.

Aufzeichnung - Videokassettensystem mit digitaler Schrägspuraufzeichnung auf Magnetband 6,35 mm für den Heimgebrauch (Systeme 525-60, 625-50, 1125-60 und 1250-50) - Teil 2: SD-Format für die Systeme 525-60 und 625-50

Enregistrement - Système de magnétoscope numérique à cassette à balayage hélicoïdal utilisant la bande magnétique de 6,35 mm, destiné au grand public (systèmes 525-60, 625-50, 1125-60 et 1250-50) - Partie 2: Format SD pour les systèmes 525-60 et 625-50

Spécifie le contenu, le format et la méthode d'enregistrement des paquets de données formant les enregistrements à balayage hélicoïdal sur les bandes comportant des données audio, vidéo et des données système. Décrit les spécifications du système 525 lignes doté d'une fréquence de trame de 29,97 Hz et du système 625 lignes doté d'une fréquence de trame de 25,00 Hz. Une voie vidéo et deux voies audio indépendantes sont enregistrées en format numériques.

Snemanje - Digitalni videokasetni snemalni sistem z zapisovanjem s poševnimi sledmi na magnetnem traku, širokem 6,35 mm, za splošno uporabo (sistemi 525-60, 625-50, 1125-60 in 1250-50) – 2. del: Format SD za sistema 525-60 in 625-50 (IEC 61834-2:1998)

General Information

Status
Published
Publication Date
08-Oct-1998
Withdrawal Date
30-Jun-2001
Drafting Committee
IEC/TC 100 - IEC_TC_100
Parallel Committee
IEC/TC 100 - IEC_TC_100
Current Stage
9093 - Decision to confirm - Review Enquiry
Start Date
27-Apr-2026
Completion Date
05-May-2026

Relations

Effective Date
03-Feb-2026
Effective Date
03-Feb-2026
Effective Date
03-Feb-2026
Effective Date
03-Feb-2026
Effective Date
03-Feb-2026
Effective Date
03-Feb-2026
Effective Date
03-Feb-2026
Effective Date
03-Feb-2026
Effective Date
03-Feb-2026
Effective Date
03-Feb-2026
Effective Date
03-Feb-2026
Effective Date
03-Feb-2026
Effective Date
03-Feb-2026
Effective Date
03-Feb-2026

Overview

EN 61834-2:1998 sets the standard for digital video cassette recording systems using helical-scan technology with 6.35 mm magnetic tape intended for consumer use. Developed by CLC and based on the IEC 61834-2:1998 reference, this standard specifically addresses the SD (Standard Definition) format for two widely used video systems:

  • 525-line system with 29.97 Hz frame frequency
  • 625-line system with 25.00 Hz frame frequency

It provides comprehensive specifications regarding the content, format, and recording method of the data blocks, which include audio, video, and system data information. The standard is crucial for ensuring compatibility and interoperability across consumer digital video cassette equipment operating in global markets.

Key Topics

Helical-Scan Digital Recording

  • Defines the structure and operation of the helical-scan recording method on 6.35 mm magnetic tape.
  • Details the arrangement of recorded tracks which enable efficient, high-quality recording for consumer electronics.

Data Block Content and Format

  • Specifies how audio, video, and system data are encoded and organized on the tape.
  • Covers the use of one video channel and two independent audio channels in digital format.
  • Emphasizes synchronization and error management for reliable playback.

Compatibility for 525-60 and 625-50 Systems

  • Outlines the necessary technical requirements to ensure system compatibility across regions using the 525/60 (NTSC) and 625/50 (PAL/SECAM) standards.
  • Facilitates standardized recording and playback, supporting consumer access to a wider range of content.

Applications

EN 61834-2:1998 is applied in the development, manufacturing, and testing of consumer digital video cassette recorders and compatible media. Its practical value is seen in:

  • Consumer Video Equipment: Ensures interoperability among various brands and models of video cassette recorders using SD format.
  • Archiving and Playback: Provides standardized methods for recording and retrieving high-quality video and audio, supporting long-term archiving and consistent playback.
  • Content Creation and Distribution: Enables content producers and distributors to create universally compatible recordings for home viewing.
  • Repair and Service: Assists professionals in diagnosing and resolving compatibility or recording quality issues in helical-scan video cassette systems.

Related Standards

For maximum benefit and compliance, it is recommended to refer to related and complementary standards:

  • IEC 61834 Series: Covering other parts that address additional formats, higher resolutions (HD), and extended functionalities for digital video cassette systems.
  • EN 61834-1: General specifications for helical-scan digital video cassette recording systems.
  • Relevant Video System Standards: Such as ITU-R BT.601 for digital video, and regional broadcast standards (NTSC, PAL, SECAM).

By adhering to EN 61834-2:1998, manufacturers and engineers ensure the reliable performance, compatibility, and user experience of digital video cassette products, supporting both legacy and modern consumer requirements in video recording and playback technology.

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Standard

EN 61834-2:2005

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Frequently Asked Questions

EN 61834-2:1998 is a standard published by CLC. Its full title is "Recording - Helical-scan digital video cassette recording system using 6,35 mm magnetic tape for consumer use (525-60, 625-50, 1125-60 and 1250-50 systems) - Part 2: SD format for 525-60 and 625-50 systems". This standard covers: Specifies the content, format and recording method of the data blocks forming the helical records on the tape containing audio, video, and system data. It describes the specifications for the 525-line system with a frame frequency of 29,97 Hz and 625-line system with a frame frequency of 25,00 Hz. One video channel and two independent audio channels are recorded in the digital format.

Specifies the content, format and recording method of the data blocks forming the helical records on the tape containing audio, video, and system data. It describes the specifications for the 525-line system with a frame frequency of 29,97 Hz and 625-line system with a frame frequency of 25,00 Hz. One video channel and two independent audio channels are recorded in the digital format.

EN 61834-2:1998 is classified under the following ICS (International Classification for Standards) categories: 33.160.01 - Audio, video and audiovisual systems in general. The ICS classification helps identify the subject area and facilitates finding related standards.

EN 61834-2:1998 has the following relationships with other standards: It is inter standard links to EN 60958:1990, HD 507 S1:1988, EN 60735:1991, EN 61834-10:2001, EN 61883-2:1998, EN 61834-8:2001, EN 61883-2:2005, EN 61834-1:1998, EN 62071:2001, EN 61834-4:1998/A1:2011, EN 61834-7:2001, EN 61834-6:2000, EN 61834-9:2001, EN 61834-11:2008. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.

EN 61834-2:1998 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.

Standards Content (Sample)


SLOVENSKI STANDARD
01-januar-2005
Snemanje - Digitalni videokasetni snemalni sistem z zapisovanjem s poševnimi
sledmi na magnetnem traku, širokem 6,35 mm, za splošno uporabo (sistemi 525-
60, 625-50, 1125-60 in 1250-50) – 2. del: Format SD za sistema 525-60 in 625-50 (IEC
61834-2:1998)
Recording - Helical-scan digital video cassette recording system using 6,35 mm
magnetic tape for consumer use (525-60, 625-50, 1125-60 and 1250-50 systems) -- Part
2: SD format for 525-60 and 625-50 systems
Aufzeichnung - Videokassettensystem mit digitaler Schrägspuraufzeichnung auf
Magnetband 6,35 mm für den Heimgebrauch (Systeme 525-60, 625-50, 1125-60 und
1250-50) -- Teil 2: SD-Format für die Systeme 525-60 und 625-50
Enregistrement - Système de magnétoscope numérique à cassette à balayage hélicoïdal
utilisant la bande magnétique de 6,35 mm, destiné au grand public (systèmes 525-60,
625-50, 1125-60 et 1250-50) -- Partie 2: Format SD pour les systèmes 525-60 et 625-50
Ta slovenski standard je istoveten z: EN 61834-2:1998
ICS:
33.160.40 Video sistemi Video systems
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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