royer Definition

collard, mics, microphone, mic, neumann, preamplifier, levesque, tremblay, ribbon, mackie, neuman, loudspeaker, samson, crystal microphone, amplifier, headphone, throat microphone, pa system, dauphiness, christophe, lavalier, cardioid, roland, gauthier, stereo system, synthesizer, public address system, phono, tweeter, subwoofer, triode, boulanger, bose, woofer, johnston, earphone, fleury, michel, lapel, equalizer, stereophony, bower, morin, amp, quadraphony, condenser, reverb, pro, synth, speaker, mathieu, rolland, clarion, siebert, audio system, mcintosh, vocoder, martel, earpiece, wilson, serge, kramer, huber, ziegler, stereo, allethrin, dougherty, headset, mixer, duval, telephone cord, headband, rossi, audio, laval, electret, gautier, omni, cord, phonocamptic, jensen, lambert, francois, boyer, electronic instrument, vacuum tube, dsp, martin, bullhorn, timbre, scott, victoress, omnigraph, acoustic, macpherson, meunier, vtc, mcpherson, domatium, rouge,