Handbook for Sound Engineers

1676 Chapter 48

resistor-capacitor RC

resistor-transistor logic RTL

resource reservation protocol RSVP

restriction of hazardous substances RoHS

return loss RL

reverberant sound level in dB LR

reverberation time RT 60

revolution per minute r/min, rpm

revolution per second r/s, rps

ripple factor Y

robust service network RSN

roentgen R

room constant Sa

root-mean-square rms

root-mean-square voltage Vrms

rotary digital audio tape R-DAT

rotary head digital audio tape R-DAT

round conductor flat Cable RCFC

sample and hold S/H

sample-rate convertor SRC

satellite news gathering SNG

Screen Actors Guild SAG

screened twisted pair ScTP

second (plane angle) s

second (time) s

second audio program SAP

secure digital music initiative SDMI

self-monitoring analysis and reporting technology SMART

sensitivity sensi

Sequence Electronique Couleur Avec Memoire SECAM

serial copy management system SCMS

serial digital interface SDI

serial digital video SDV

service station identifier SSID

shield current induced noise SCIN

shielded twisted pair(s) STP

short noise isn

short wave SW

siemens S

signal delay SD

signal-to-noise ratio SNR

silicon controlled rectifier SCR

simple control protocol SCP

simple network management protocol SNMP

single in-line package SIP

single sideband SSB

Table 48-9. Recommended Abbreviations

Unit or Term Symbol or

Abbreviation

single-pair high bit-rate digital subscriber line S-HDSL

single-pole, double-throw SPDT

single-pole, single-throw SPST

small computer system SCSI

Society of Automotive Engineers SAE

Society of Motion Picture & Television Engineers SMPTE

solid state music SSM

solid state relay SSR

song position pointer SPP

sound absorption average SAA

sound level meter SLM

sound pressure in dB dBSPL

sound pressure level Lp, SPL

sound transmission class STC

sound, audiovisual, and video integrators SAVVI

source resistance Rs

speech transmission index STI

square foot ft^2

square inch in^2

square meter m^2

square yard yd^2

standard definition - serial digital interface SD-SDI

standard definition television SDTV

standing-wave ratio SWR

static contact resistance SCR

static RAM SRAM

steradian sr

storage area network SAN

structural return loss SRL

structured cabling system SCS

stubs wire gage SWG

subminiature A connector SMA

subminiature B connector SMB

subminiature C connector SMC

Subsidiary Communications Authorization SCA

super audio CD SACD

super audio compact disc SACD

super video home system Super VHS

super-luminescent diode SLD

super-high frequency SHF

symmetric digital subscriber line SDSL

synchronous code division multiple access S-CDMA

synchronous optical network SONET

table of contents TOC

telecommunications enclosure TE

Telecommunications Industry Association TIA

Table 48-9. Recommended Abbreviations

Unit or Term Symbol or

Abbreviation