Shure BLX4 wireless receiver is manufactured from moulded ABS plastic and is the most cost effective of the BLX receivers, whilst offering the same ‘one-touch’ channel and group scan features along with internal antenna to avoid damage in transit. The front facing panel of the receiver has a power switch, soft-touch channel and group scan buttons and a two digit LED display showing the channel set. A green LED illuminates when the receiver has locked onto a transmitters frequency and is ready to operate. A second, dual-colour LED illuminates green to signify normal audio levels, and red to signify overload or clipping. The rear panel has 12-15V, 160mA DC input, 3-pin balanced XLR output, and 6.3mm jack output at line level.
Image rejection: 50dB, typical. RF sensitivity: -105dBm, for 12dB SINAD, typical. Dimensions (HxWxD): 40 x 188 x 103mm. Weight: 241g
BLX4R – Rackmount
Shure BLX4R wireless receiver has many of the features of the BLX4, including channel and group scan buttons, however it is manufactured from moulded ABS plastic and metal, and is designed to be secured into a single 19-inch rack space using the included rack adapter kit. The front facing panel of the receiver hosts the power switch, soft-touch channel and group scan buttons and a LCD display that shows the channel set, RF strength, audio signal level, and antenna operation. A dual-colour LED illustrates the corresponding transmitter’s battery status, with green signifying a run time greater than one hour, and red signifying a run time of less than one hour. The BLX4R also has a control and power lock function to avoid risk of unwanted changes.
The rear panel has 12-15V, 260mA DC input, 3-pin balanced XLR output, 6.3mm jack output at line level, output volume control – adjustable with screwdriver; and two BNC connectors to connect the removable antenna.
Included accessories: Rack mount bracket, long rackmount bracket, link bracket, hardware kit, swivel adapter, thread adapter, 2x antenna, 2x bulkhead BNC adapters, BNC cable, PS24 power supply.
Image rejection: 50dB, typical. RF sensitivity: -105dBm, for 12dB SINAD, typical. Dimensions (HxWxD): 45 x 198 x 163mm. Weight: 998g
BLX88 – Dual, fixed
Shure BLX88 is a dual channel wireless receiver that has all the features of the BLX4 duplicated across its two channels. A single power supply input is positioned on the rear facing panel.
Image rejection: 50dB, typical. RF sensitivity: -105dBm, for 12dB SINAD, typical. Dimensions (HxWxD): 40 x 388 x 116mm. Weight: 429g