The RA4000 EW is a passive omnidirectional wide-band UHF antenna that can be used as a transmitting or receiving antenna for wireless microphones and in-ear monitoring systems. It operates in a frequency range from 470MHz to 952MHz, providing a covering angle of 360° and an antenna gain of 1dB. The RA4000 EW is built with passive technology and requires no powering. It works for short cable lengths up to 10m and supports a professional BNC connector.
The RA4000B/W from AKG is an active wide-band omnidirectional antenna designed for use with the IVM4 wireless monitoring system. The RA4000B/W effectively boosts RF signal and minimizes noise and drop-out during long cable runs, remote antenna / receiver mounting, etc. It can be used indoors or outdoors, and has a rugged, water-resistant case with a BNC input for connecting to your system.
The antenna has waterproof construction and can be used for indoor and outdoor applications. Using the included universal stand adapter, the RA4000 EW can be mounted on floor stands with 3/8" or 5/8" screws.