• There are no items in your cart
We noticed you’re not on the correct regional site. Switch to our AMERICAS site for the best experience.
Dismiss alert

DEFSTAN 02-550/2(2003) : 2003

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

GUIDE TO DESIGN OF AF250 SERIES MAIN BROADCAST SYSTEMS

Withdrawn date

02-11-2015

Published date

12-01-2013

Sorry this product is not available in your region.

TITLE PAGE
SCOPE
FOREWORD
Sponsorship
Conditions of Release
Categories of Defence Standard
Related Documents
Health and Safety
Additional Information
CONTENTS
SECTION 1 - PERFORMANCE SPECIFICATION
            1.1 Testing and Setting to Work
                1.1.1 General
                1.1.2 Production Tests
                1.1.3 Preliminary Checks
                1.1.4 System Switching Functions
                1.1.5 Speech Paths
SECTION 2 - NATIONAL/INTERNATIONAL REGULATIONS
SECTION 3 - MILITARY STANDARDS/REQUIREMENTS
            3.1 Equipment Description
                3.1.1 Introduction
                3.1.2 Equipment Facilities
                      3.1.2.1 Broadcast Control Unit VCS
                               Unit Type 409
                      3.1.2.2 Broadcast Control Unit VCS
                               Unit Type 410
                      3.1.2.3 Broadcast Microphone Station
                               VCS Unit Type 426
                      3.1.2.4 Broadcast Microphone Station
                               VCS Unit Type 432
                      3.1.2.5 Broadcast Microphone Station
                               VCS Unit Type 461
                      3.1.2.6 Broadcast Microphone Station
                               VCS Unit Type 613
                      3.1.2.7 Broadcast Microphone Station
                               VCS Unit Type 670
                      3.1.2.8 Broadcast Microphone Station (WT)
                      3.1.2.9 Broadcast Control Unit (WT)
                      3.1.2.10 50 W Magnetic Loop Matching Unit
                      3.1.2.11 Microphones
                      3.1.2.12 Relay Unit
                      3.1.2.13 Audio Power Amplifier 300 W
                      3.1.2.14 Single Audio Amplifier,
                               Bulkhead Mounting
                      3.1.2.15 Line Isolation Unit
                      3.1.2.16 Stabilized Power Supply Unit
                      3.1.2.17 Emergency Power Support Unit
                      3.1.2.18 Speech Treatment Panel
                      3.1.2.19 Equipment Cubicles
                      3.1.2.20 Quartermaster's Desk
SECTION 4 - DESIGN REQUIREMENTS/GUIDANCE
            4.1 Responsibilities
                4.1.1 Shipbuilder
            4.2 System Requirements
                4.2.1 General
                4.2.2 System Power Supplies
                4.2.3 Alarm Broadcasts
                4.2.4 Broadcast Priorities
                4.2.5 Standard Microphone Positions
                4.2.6 Muting
            4.3 System Design and Selection
                4.3.1 Future Policy
                4.3.2 Types of System
                4.3.3 Centralized System-Type 22 Frigate
                4.3.4 Decentralized System-Type 23 Frigate
                4.3.5 System Design Factors
                4.3.6 Speech Path Nominal Line Levels
                4.3.7 Circuit Identification
                4.3.8 Central Control Unit-Frigates and below
                      4.3.8.1 Selection from a General
                              Section Outstation
                      4.3.8.2 Selection from Upper Deck or
                              Machinery Sections
                      4.3.8.3 Lockout
                      4.3.8.4 Alarms
                4.3.9 Short Circuit Sensors
                      4.3.9.1 Test Selection
                      4.3.9.2 Power Supplies
                      4.3.9.3 Outstation Requirements
                      4.3.9.4 Switching (Broadcast Selection)
                      4.3.9.5 Indication
                      4.3.9.6 Local Loudspeaker Muting
                4.3.10 Linking
                4.3.11 Outstation Unit Design Factors
                4.3.12 Audio Power Amplifiers-System Considerations
                4.3.13 Amplifier Design Factors
                4.3.14 Loudspeaker Selection and Siting
                4.3.15 System Power Supplies
            4.4 System Installation
                4.4.1 General
                4.4.2 Equipment Cubicles
                4.4.3 Cable Selection
                4.4.4 Earth Bonding
                4.4.5 Cable Screening
                4.4.6 Nuclear Hardening
                4.4.7 Electromagnetic Compatibility
                4.4.8 Mounting
                4.4.9 Equipment Siting
SECTION 5 - CORPORATE EXPERIENCE & KNOWLEDGE
            5.1 Responsibilities
                5.1.1 Fleet Wide Systems
            5.2 System Requirements
                5.2.1 Section Arrangement
ANNEX A - RELATED DOCUMENTS
ANNEX B - ABBREVIATIONS AND DEFINITIONS
ALPHABETICAL INDEX

Gives guide to the design of AF 250 Series Main Broadcast Systems for new construction HM Surface Ships and Submarines or HM Surface Ships and Submarines undergoing major refit.

DevelopmentNote
Supersedes DEFSTAN 02-550/1(2000) & DEFSTAN 07-235/1(2000) (07/2003) This standard is obsolescent because it is no longer required for the procurement of new equipment but is retained for maintenance purposes in support of existing in-service equipment. (01/2010)
DocumentType
Standard
PublisherName
UK Ministry of Defence Standards
Status
Withdrawn
Supersedes

DEFSTAN 02-105(PT1)/3(2010) : 2010 REQUIREMENTS FOR FITTING OUT OF OFFICES (EXCLUDING OPERATIONAL/COMMUNICATION OFFICES) IN HM SURFACE SHIPS AND SUBMARINES - PART 1: GENERAL REQUIREMENTS
DEFSTAN 02-105(PT1)/2(2004) : 2004 REQUIREMENTS FOR FITTING OUT OF OFFICES (EXCLUDING OPERATIONAL/COMMUNICATION OFFICES) IN HM SURFACE SHIPS AND SUBMARINES - PART 1: GENERAL REQUIREMENTS

DEFSTAN 02-557(PT2)/1(2000) : 2000 GUIDE TO INTERNAL COMMUNICATION EQUIPMENT - LOUDSPEAKER AND ASSOCIATED ITEMS - PART 2: RANGE OF LOUDSPEAKERS AND ASSOCIATED ITEMS CATEGORY 2
DEFSTAN 02-522/1(2000) : 2000 VCS ENGINEERING MANUAL CATEGORY 2
DEFSTAN 02-559/1(2000) : 2000 GUIDE TO INTERNAL COMMUNICATION EQUIPMENT - MICROPHONES AND ASSOCIATED ITEMS CATEGORY 2
DEFSTAN 02-529(PT2)/1(2000) : 2000 NUCLEAR HARDENING GUIDE - PART 2: ELECTRICAL INSTALLATION IN SURFACE SHIPS
DEFSTAN 08-108(PT1)/1(2000) : 2000 NUCLEAR HARDENING GUIDE - CATEGORY 1 - PART 1: HARDENING AGAINST NUCLEAR EMP AND INR
DEFSTAN 02-542(PT1)/1(2000) : 2000 GUIDE TO DESIGN AND USER REQUIREMENTS OF INTERNAL COMMUNICATIONS SYSTEMS - PART 1: HM SURFACE SHIPS CATEGORY 2
DEFSTAN 02-551/2(2002) : 2002 GUIDE TO INTERNAL COMMUNICATION EQUIPMENT MAIN BROADCAST AND ASSOCIATED ITEMS
DEFSTAN 08-156/1(2001) : 2001 GUIDE TO THE DESIGN OF AF MAGNETIC LOOP SYSTEMS
DEFSTAN 07-232(PT2)/1(2000) : 2000 GUIDE TO DESIGN USE REQUIREMENTS OF INTERNAL COMMUNICATIONS SYSTEMS - CATEGORY 2 - PART 2: SUBMARINES
DEFSTAN 59-41(PT7)/1(1995) : 1995 ELECTROMAGNETIC COMPATIBILITY - PART 7: CODE OF PRACTICE FOR HM SHIPS INSTALLATION GUIDELINES
DEFSTAN 08-158/1(2001) : 2001 GUIDE TO INTERNAL COMMUNICATIONS EQUIPMENT - FLIGHT DECK COMMUNICATION - CATEGORY 2
DEFSTAN 02-521/1(2000) : 2000 GUIDE TO VERSATILE CONSOLE SYSTEM UNITS CATEGORY 3
DEFSTAN 02-502/1(2000) : 2000 REQUIREMENTS FOR ELECTRICAL INSTALLATIONS CATEGORY 2
DEFSTAN 02-557(PT1)/1(2000) : 2000 GUIDE TO INTERNAL COMMUNICATION EQUIPMENT - LOUDSPEAKER AND ASSOCIATED ITEMS - PART 1: SELECTION AND SITING OF LOUDSPEAKERS CATEGORY 2

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.