ADC

Analog-to-digital converter

AFL

After-fade listen

AGS

Active gain stage

BFMA

Balanced-feedback microphone amplifier

BJT

Bipolar junction transistor

CFA

Current feedback amplifier

CFP

Complementary feedback pair

CM

Common mode

CMOS

Complementary metal oxide semiconductor

CMRR

Common-mode rejection ratio

CRM

Control-room monitor

DAC

Digital-to-analog converter

EF

Emitter-follower

EIN

Equivalent input noise

EQ

Equalization

ESR

Equivalent series resistance

ETP

Electrolytic tough pitch

FET

Field-effect transistor

FS

Full scale

GC

Ground canceling

HF

High frequency

IC

Integrated circuit

IDC

Insulation-displacement connector

JFET

Junction field-effect transistor

LED

Light-emitting diode

LF

Low frequency

MC

Moving coil

MM

Moving magnet

MOSFET

Metal oxide semiconductor field-effect transistor

NF

Noise figure

NFB

Negative feedback

OTA

Operational transconductance amplifier

PA

Public address

PCB

Printed-circuit board

PGA

Programmable gain amplifier

PFL

Prefade listen

PPM

Peak program meter

PSRR

Power-supply rejection ratio

RF

Radio frequency

RTF

Return to flat

RIAA

Recording Industry Association of America

SIP

Solo in place

SM

Surface mount

TH

Through hole

THD

Total harmonic distortion

VAS

Voltage-amplifier stage

VCA

Voltage-controlled amplifier

VCVS

Voltage-controlled voltage source