49.025.05 黑色金属合金综合 标准查询与下载

ECA 540F000-1991 电子设备用多组件插孔的分规范

This Sectional Specification relates to the sockets for Multi-Package Modules of assessed qualtty. The purpose of this Specification is to provide a means of assuring nterchange - ability between devices and compatibilrty between the board and the socke

Sectional Specification for Multi-Package Module Sockets for Use in Electronic Equipment

ECA 540D000-A-1991 电子设备用直插式分组插座的部分规范

This Sectional Specification relates to the plug-in sockets designed for In-Line electronic packages of assessed quality. The purpose of these sockets is to provide interchangeable devices for use on panel boards, printed circuit boards, etc. to mate wit

Sectional Specification for In-Line Package Sockets for Use in Electronic Equipment

ECA 540A000-A-1990 用于电子设备的芯片载波的保护套的部分规范

This Sectional Specification relates to the sockets for chip carriers of assessed quality. The purpose of this Specification is to provide a means of assuring interchangeability between devices and compatibility between the board and the chip carrier and

Sectional Specification for Sockets for Chip Carriers for Use in Electronic Equipment

ECA 540AAAA-1990 用于电子设备的无引线类型A[1.27 mm (0.050 in)]大小芯片插座的详细规范

The Chip Carrier Sockets of assessed quality covered by this detail specification shall have

Detail Specification for Chip Carrier Sockets for Leadless Type A (1.27 mm (.050") Spacing) Chip Carriers for Use in Electronic Equipment

ECA 540BA00-1990 电子设备用带2.54mm X 2.54mm (0.1英寸 X 0.1英寸)间隙的针状栅极阵列器件插孔的详细规则

The Pin Grid Array Sockets of assessed quality covered by this detail specification have

Blank Detail Specification: Sockets for Pin Grid Array Devices with 2.54 mm X 2.54 mm (0.1" X 0.1") Spacing for Use in Electronic Equipment

ECA 540BAAB-1990 用于电子设备的2.54 mm x 2.54 mm (0.1 in x 0.1 in)大小的针阵列设备的非机械开动的插座的详细规范

The Pin Grid Array Sockets of assessed quality covered by this detail specification have

Detail Specification for Non-Mechanically Actuated Sockets for Pin Grid Array Devices with 2.54 mm X 2.54 mm (0.1" X 0.1") Spacing for Use in Electronic Equipment

ECA 540B000-1989 电子设备用带2.54mm X 2.54mm (0.1英寸 X 0.1英寸)间隙的针状栅极阵列器件插孔的分规

This sectional specification relates to the sockets for Pin Grid Array devices of assessed quality . The purpose of this specification is to provide a means of nterchangeability between qualified devices and compatibility between the board and the Pin Gr

Sectional Specification Sockets for Pin Grid Array Devices With 2.54 mm x 2.54 mm (0.1" x 0.1") Spacing for Use in Electronic Equipment

ECA 534-1989 含铅电子元件电焊和电焊维修中陶瓷电容器的应用指南

Leaded Electronic Component parts are subjected to a wide variety of internal stresses during the soldering of their terminations by solder dips, soldering irons, or automatic wave soldering techniques.

Ceramic Capacitor Applications Guide Soldering and Solderability Maintenance of Leaded Electronic Components

ECA 552-1989 电子管的EIA标准

This Standard does not purport to address all safety problems associated with its use or all applicable regulatory requirements.It is the responsibility of the user of this Standard to establish appropriate safety and health practices and to determine the

EIA Standards for Electron Tubes

ECA 364-60-1988 TP-60 电子连接器接触末端机械多孔测试程序

The purpose of this procedure is to determine the magnitude of porosity as well as other surface defects inherent in application of noble metal contact finishes. It is the intent that the defined methods be used as an evaluation technique for the acceptab

TP-60 General Methods for Porosity Testing of Contact Finishes for Electrical Connectors

ECA 540C000-1988 电子设备用继电器插孔的分规范

This sectional specification relates to the sockets, for plug-in relays, of assessed quality. The purpose of this specification is to provide a means of assuring interchangeability between these devices, compatibility between these sockets and their asso

Sectional Specification Sockets for Relays for Use in Electronic Equipment

ECA EIA-540C000-1988 电子设备用继电器插孔的分规范

Sectional Specification Sockets for Relays for Use in Electronic Equipment

Sectional Specification Sockets for Relays for Use in Electronic Equipment

ECA PDP-100-1987 注册100号部分出版物和电子零件的机械纲要

This publication contains those passive product outlines (including electro-mechanical outlines) and other associated drawings that have been registered and assigned a formal designation. Product outlines that have been- accepted as standards are indicate

Parts Division Publication 100 Registered and Standard Mechanical Outlines for Electronic Parts

ECA 186-14E-1985 无源电子元件测试.方法14:板的密封试验

This test method forms a part of the latest revision of EIA Recommended Standard EIA/RS-186, which contains test guidance,definitions and standard test conditions.

Passive Electronic Component Parts, Test Method for; Method 14: Panel Seal Test

ECA 191-D-1985 电子管的直接电极间电容的测量

In this standard the following definitions will apply. They are taken from IEEE Standards on Electron Tubes : Definitions of Terms, 1957 (IEEE Publication 160). Electrode (Electron Tubes). A conducting element that performs one or more of the functions o

Measurement of Direct Interelectrode Capacitances of Electron Tubes

ECA 473-1981 电子设备用继电器的定义和术语

This standard covers definitions, classifications,terminology, notation, and performance characteristics of relays for general switching purposes. It also includes military relays, relays for use in electronic circuits, relays for unusual environmental co

Relays for Electronic Equipment, EIA/NARM Standard Definitions and Terminology for

ECA CB8-1981 美国及其他国家和电子元器件及电子设备相关的批准机构清单

This EIA Engineering Bulletin was developed by the Association staff personnel from information supplied by member companies.We appreciate the efforts of Pat Lannon (AMP, Inc.) who initiated this project.

List of Approval Agencies, U.S. and Other Countries, Impacting Electronic Components and Equipment

ECA 446-4-1981 详细规范:单极和双极、0.1.0安培、0.625方形底座、照明和非照明不敏感按扭开关

The following details apply to the standard illuminated non-sensitive puchbutton switches covered by this detail specification: Will snap-in mount in a .625 -+ .O05 (15.88 -+ .13 mm) square panel cutout.

Detail Specification Illuminated and Non-Illuminated Non-Sensitive Pushbutton Switches, .625 Square Mounting, One and Two Pole, 1.0 Ampere

ECA 301-B-1979 电子管的命名系统

It shall be standard to assign type designations to this category of cathode ray picture tubes as follows:The designation shall consist of three symbols and one or more suffix letter symbols, if required. These symbols shall have the following significanc

Electron Tubes, Type Designation System for

ECA 186-8E-1978 无源电子元件测试.方法8:振动高频

This Test Method forms a part of the EIA Standard RS-186 which contains test guidance, definitions and standard test conditions.

Passive Electronic Component Parts, Test Methods for; Method 8: Vibration, High Frequency