S

S&H

Shipping & Handling

SA

Service Availability (tel)

SAL

SQL-windows Application Language

SAM

Sequential Access Memory

SAP

Service Access Point

SAP

Services Advertising Protocol (Netware)

SAR

Synthetic Aperture Radar

SAT

Site Acceptance tests

SARM

Set Asynchronous Response Mode (HDLC)

SAW

Surface Acoustic Wave

SBC

Single Board Computer

SBO

Select-Before-Operation (SCADA)

SCADA

Supervisory Control And Data Acquisition

SCI

Scalable Coherent Interface (IEEE 1596 - 1 Gbit/s)

SCPC

Single Channel Per Carrier (Satellite)

SCPI

Standard Commands for Programmable Instruments

SCR

Silicon Controlled Rectifier

SCS

Silicon Controlled Switch

SCSI

Small Computer System Interface

ScTP

SCreened Twisted Pair (FTP)

SDF

System Data Format

SDH

Synchronous Digital Hierarchy

SDLC

Synchronous Data Link Control

SDMA

Space Division Multiple Access

SDSL

Symmetric Digital Subscriber Line

SDU

Service Data Unit

SEAL

Simple and Efficient Adaptation Layer (AAL5 - ATM)

SECAM

SEquentiel Couleur Avec Memoire (TV)

SER

Sequence of Events Recording

SFTP

Shielded Foil Twisted Pair

SGML

Standard Generalized Mark-up Language

SHN

Self-Healing Networks

SI

Systˆme International

SIA

Satellite Industry Association

SIC

Silicon Carbide

SIDF

System Independent Data Format

SIMM

Single In-line Memory Module

SINAD

SIgnal, Noise And Distortion

SIP

Single In-line Package

SIP

Session Initiation Protocol (Internet)

SIS

Superconductor-Insulator-Superconductor

SIS

Standardiseiringskommissionen I Sverige (Stockholm)

SJTC

Single-Junction Thermal Converter

SLED

Single Large Expensive Disk (RAID)

SLIP

Serial Line Internet Protocol

SM

Single Mode (fiber)

SM

Surface-Mount

SMA

SubMiniature A connector (RF-FO)

SMD

Surface-Mounted Device

SMDL

Standard Music Description Language

SMDS

Switched Multimegabit Data Service

SMF

Single Mode Fiber

SMPTE

Society of Motion Pictures and Television Engineers

SMR

Specialized Mobile Radio

SMT

Surface Mount Technology

SMTP

Simple Message Transfer Protocol (Internet - RFC 822)

SNA

System Network Architecture (IBM)

SNAP

Sub-Network Access Protocol

SNI

Standard Network Interface

SNMP

Simple Network Management Protocol

SNR

Signal to Noise Ratio (S/N)

SNRM

Set Normal Response Mode (HDLC)

SOE

Sequence Of Events (recording)

SOH

Start Of Header (char 01 - 01H)

SOHO

Small Office - Home Office

SOIC

Small-Outline Integrated Circuit (SMD)

SOJ

Small-Outline J-lead (SMD)

SOL

Small-Outline Leaded (SMD)

SONET

Synchronous Optical NETwork

SOS

Silicon-On-Sapphire

SPC

Stored Program Control

Spec

SPECification

SPEC

Standard Performance Evaluation Corporation

SPST

Single Pole Single Throw (switch)

SPX

Sequenced Packet Exchange (layer 4, Netware)

SQE

Signal Quality Error (Heartbeat) (Ethernet)

SQID

Super conductive Quantum Interference Device

SQL

Structured Query Language

SRAM

Static Random Access Memory

SRP

Suggested Retailer's Price

SRT

Source Route Transport (Token Ring)

SRP

Source Routing Protocol

SS

Spread Spectrum

SS7/CCS

Signalling System 7 / Common Channel Signalling (tel)

SSB

Single Side Band

SSR

Solid State Relay

SST

Spread Spectrum Technology

Std

STanDard

STB

Set Top Box (TV)

STN

Super Twisted Nematic (LCD)

STP

Shielded Twisted Pair

STP

Spanning Tree Protocol (IEEE)

STX

Start of TeXt (char 02 - 02H)

SVCs

Switched Virtual Circuit

SVD

Simultaneous Voice and Data

SVID

System V Interface Definition (Unix)

SVP

Surge Voltage Protector

SWC

Surge Withstand Capability

SWEDAC

SWEDish board for technical ACcreditation

SWIFT

Society for World-wide Inter-bank Financial Telecommunications

SWR

Standing Wave Ratio