4-ch balanced stereo AB input switcher with summed outputs and PFL. Providing versatile channel switching for a wide variety of live applications, the SW4 - 4-Channel Audio Switcher from Radial Engineering features 4 channels, each with 2 XLR inputs that can be stereo linked. Aside from the XLR inputs, each channel can also be linked, supporting tri- and quad-channel switching. Each channel is also equipped with a 3-position pre-fader listen switch that allows you to monitor source A, source B, or the stereo bus via headphones, which can be summed to mono for use with wireless guitar systems. Channel 1 also features a mix function for summing both inputs together for simultaneous use. The unit has a master bus output, which is fed by all channels. Each channel has its own transformer-isolated output that is capable of handling over 20 dB at all frequencies. Switching Between Wireless Systems The SW4 can be used for switching between two or more wireless systems. Use it for backup or to enhance the show without taking up more audio channels. Can also be used on wireless guitars Switching Between Stereo Sources Use the SW4 as a safety backup to switch between two digital playback systems. Connect the left channels to input-1 and the right channels to input-2. Link them together for stereo switching Toggle Between 2 Consoles With 4 channels, you can instantly switch left, right, front down fill and subs with a push button. The SW4 gives you +20dB of signal handling to handle high output systems Switch up to 4 sets of wireless systems Link channels for stereo or quad switching Toggle between two consoles at festivals Transformer isolated to eliminate noise
