To the characteristics of light equipment performance

Floodlight: heaven and earth and the exhaust lamp, feet light, top row floodlight, etc.Spotlight: a convex lens poly lamp, soft spot.No lens spotlight: back to the light, PAR lamp and closed bulb. Including: parallel, set light type, soft light type, astigmatism type, etcImaging spotlight:

Basic knowledge of professional audio simple introduction

Professional audio equipment including: monitor mixer, Amplifiers mixer, Portable mixers, Power amplifier; A dynamic microphone; Capacitor microphone; Wireless microphone; Speakers; Monitor speaker; Pa speaker; Ultra-low sound box; Equalizer; Reverberator; Effectors;