User manual CREST AUDIO LA 901 BROCHURE

[. . . ] A meter bridge using mechanical meters with solid state illumination shall be included. Signals to be monitored include Left, Right, Mono (Center), Stereo Solo and 8 Group output signals. On 52 and 64 module position frames, 8 Auxiliary output meters are also provided. [. . . ] The Vx live sound console shall feature a defeatable Left-Center-Right (LCR) panning system on input and group modules. · On each input channel: all microphone inputs shall be electronically balanced and accessed via XLR connectors and have an EIN of -129 dBm. All input channel line inputs shall be electronically balanced and accessed via 1/4" TRS jacks. Input module insert and return points shall be via individual 1/4" jacks and controlled by a front panel switch with LED. Additional input controls include: a +48 volt Phantom Power switch, a -15 dB Pad switch (-20 dB for stereo input channels), adjustable High Pass Filter control (20-400Hz) with on switch and LED, a Polarity Reverse switch with LED, and 4-band sweep EQ (LF- 40-800Hz, LMF- 100Hz-2kHz, HMF- 400Hz-8kHz, HF- 1. 5k-20kHz) with Peak/Shelve switches on the high and low EQ bands, switchable bandwidth on low-mid and high-mid bands, and an EQ In switch with LED. Each input channel shall also have a FET-controlled Mute switch with LED, affecting all assigned outputs including Auxiliary sends. The mute system may be defeated to the auxiliary sends by use of an internal jumper system. Assignment switching is provided to the following output sections: Left/Right, Mono, Subgroup 1, 2, 3, 4, 5, 6, 7 and Subgroup 8. Optional Stereo input modules with similar features will be available. · Each Group module shall have VCA Group and Audio Group mixing sections, and a Matrix section. The VCA Group section shall have a Mute switch and Unity LED indicator. · The Audio group mix section of the module shall have a Pan control, a Mute switch with LED, Matrix meter switch, assignment switches for Left/Right and Mono with an LCR configuration switch, a Fader Reverse switch with LED that allows the group fader to control the level of the matrix output, a Solo switch, dynamic signal present LED and peak LED, and a 100mm fader. Each Audio Group mix section will have group insert connections. · The Matrix section shall have controls for Group to Matrix Levels (G1-G8), L/R level to Matrix, Mono and External level to Matrix, Talkback to Matrix (w/LED), Peak/Signal level LED. The Matrix section shall also have a Stereo Program switch (w/LED) to switch the L/R signal source to the Stereo Program input, a Solo switch, and a master Matrix Out level control. · The master section shall have the following features: eight Aux master controls with associated Global Pre, Solo and Mute switches, a 100mm fader for each of the Left, Right, and Mono (Center) master outputs with insert connections, an assignable Talkback system, Monitor control system (with balanced XLR output), Stereo Program input section with EQ, and a Scene Mute Master switch section, each with LED. [. . . ] The Matrix section shall also have a Stereo Program switch (w/LED) to switch the L/R signal source to the Stereo Program input, a Solo switch, and a master Matrix Out level control. · The master section shall have the following features: eight Aux master controls with associated Global Pre, Solo and Mute switches, a 100mm fader for each of the Left, Right, and Mono (Center) master outputs with insert connections, an assignable Talkback system, Monitor control system (with balanced XLR output), Stereo Program input section with EQ, and a Scene Mute Master switch section, each with LED. · The power supply shall be housed in a 14 gauge steel chassis and provide ±20V, +24V, and +48V to the console. [. . . ]