List of manufacturers starting with letter R

Radial Engineering

Radial Verlag

Radian

Radikal Technologies

Raimundo

Rainer W. Leonhardt

Ramirez

Rampone & Cazzani

Rane

Ranger

RAV Vast

RC Strings

RCF

RCS

Real McCoy Custom

RealGong

Rean

Reason Studios

Reclam Verlag

Recording King

Red Panda

RedSeven

Reedmaster

Reeds 'n Stuff

Regina

Reka

Relab Development

Relax Sensation

Reloop

Remo

Renard by Fox

reProducer Audio Labs

Reunion Blues

Reverend

Revv

Rezgoe Music

RF Venue

RGBlink

RGC Mutes

Richter

Richwood

Rickenbacker

Rico

Ricordi

Rides In The Storm

RiedConn

Riedel

Riedl

Rigoutat

Rigport

Riot

Risa

Ritter

Ritual Electronics

Rivera

RME

Roadinger

Roadworx

Rob Papen

Robaux

Robert Forberg Musikverlag

Robotic Bean

Rockbag

Rockboard

Rockcase

Rockman

RockNRoller

Rockruepel

Rocktron

Rode

Rode X

Rodenberg

Roger Linn Design

Roger Schult

Rogers

Rohema

Roko

Roland

Rolf Handschuch

Rolls

Romana

Romero Creations

Ron Vaughn

Ronny Garz

Rosendahl

Ross

Roth & Junius

Rotolight

Rotosound

Rovner

Royall

Royer Labs

RTM

RTOM

RTW

Rubank Publications

Rubner

Rudolf Meinl

Rumberger

Rupert Neve Designs

Rycote

RZ Clarinets