
Lectrosonics ALP690 ANTENNA LPDA 470-692 MHz PASSIVE OR ACTIVE W/VARIABLE GAIN
Description Lectrosonics ALP690 ANTENNA LPDA 470-692 MHz PASSIVE OR ACTIVE W/VARIABLE GAIN The Lectrosonics ALP690 is a professionally designed high-performance active/passive LPDA (Log Periodic Dipole Array) antenna that comes along with a built-in RF amplifier for extending the operating range of wireless microphone receivers or base station transmitters in location or studio productions. The unit comes delivering +4 dBd of passive gain, and the built-in RF amplifier is possible to be engaged for supplying -6 to +12 dB of gain in adjustable 1-dB steps intended for overcoming signal loss in long coaxial cable runs. The antenna is powered with the use of DC bias inserted on the coaxial cable connected to the 50-ohm BNC jack. This power is possible to be supplied by a Venue Series receiver, an active multicoupler, or an inline BIAS-T device. The unit automatically switches to passive mode during the time no DC power is present on the coaxial cable, this is giving you the capability to u