User manual ROLLS MB15B

[. . . ] For compete information on the Rolls 1 Year Warranty, and to register this product, see our web site at www. rolls. com. DESCRIPTION REAR PANEL +4 dB IN LEFT and RIGHT XLR jacks: Female XLR jacks to be connected to the output of a professional line-level device such as a sound reinforcement mixing board or recording device. [. . . ] LEVEL 1: Adjusts the signal level of channel one, or the +4 dB IN to -10 dB OUT channel. LEVEL 2: Adjusts the signal level of channel two, or the -10 dB IN to +4 dB OUT channel. 1/8" Stereo input: For connection to the output of a headphone level such as a computers headphone output or mixers headphone output. PWR LED: Indicates that power is applied to the MB15b. 12 VDC jack: For connection to the Rolls PS27 12 Volt DC power supply. The outside of the jack (barrel) is positive, the inside is negative. CONSUMER LEVEL VS PROFESSIONAL LEVEL The purpose of the MB15b is to connect consumer level equipment to professional level equipment. An explanation of these are addressed here. Consumer level signals typically come from devices such as camcorders, cassette decks, CD players, and home video players. [. . . ] Specifically, the MB15b converts consumer level stereo RCA signals to balanced XLR professional line level - and back. [. . . ]