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Users Manual

Version 1.0 February 2001

www.behringer.com

FEEDBACK

DESTROYER

DSP112

ENGLISH

Downloaded from www.g7syw.com

www.g7syw.com

Содержание FEEDBACK DESTROYER PRO DSP1124P

Страница 1: ...User s Manual Version 1 0 February 2001 www behringer com FEEDBACK DESTROYER PRO DSP1124P ENGLISH Downloaded from www g7syw com www g7syw com...

Страница 2: ...hrough the ventilation openings Heat The appliance should be situated away from heat sources such as radiators heat registers stoves or other appliance including amplifiers that produce heat Power Sou...

Страница 3: ...ber of the BEHRINGER family With your highly competent suggestions for new products you ve greatly contributed to shaping our company and making it successful In return we guarantee you uncompromising...

Страница 4: ...ode allows for setting up to 2 x 12 fully parametric filters including frequency bandwidth and gain s Single Shot Auto and Manual modes are assignable for each filter s Free FEEDBACK DESTROYER design...

Страница 5: ...CTURE PRESETS FILTERS OPERATING MODES 13 5 1 Priming the DSP1124P for P A and monitor applications 13 6 OPERATING MODES OF THE DSP1124P 14 6 1 Off mode OF 14 6 2 Manual filters PA parametric equalizer...

Страница 6: ...itches and further selected components The FEEDBACK DESTROYER PRO employs SMD technology Surface Mounted Device These subminiature components known from aerospace technology allow for an extreme packi...

Страница 7: ...o produce feedback the first section is the so called front of house mix FOH i e the public address mix which is reproduced by one or several amplifiers plus several loudspeakers directed at the audie...

Страница 8: ...d a so called splitter to route the single microphone signals both to the FOH console and to the monitor mixer When using the FOH console for the monitor mix the stage microphones are connected direct...

Страница 9: ...pre compressor in this way the signal is taken at the insert jack passes the DSP1124P then the compressor and is finally routed back to the insert jack Ideally your mixer has sub groups with dedicate...

Страница 10: ...nitor paths is being used this procedure must be done separately for each path Repeat for each susceptible mic channel s Using the DSP1124P on channel sub group inserts Deliberately induce feedback by...

Страница 11: ...mode SI and Auto mode AU Please read chapter 6 OPERATING MODES OF THE DSP1124P Pressing the FILTER MODE and GAIN keys simultaneously allows you to adjust the sensitivity of the feedback suppression t...

Страница 12: ...elements 17 Use the OPERATING LEVEL switch to change from home recording level 10 dBV to studio level 4 dBu and vice versa The level meters are adapted automatically to the selected nominal level so...

Страница 13: ...0 be unlocked so as to be able to detect new feedback frequencies Basically all active filters both in AU or SI mode are represented by flashing LEDs in the STATUS INDICATOR When feedback has been det...

Страница 14: ...plications Example During a pure speech transmission the feedback sensitivity can be lowered to 9 dB In this way the algorithm would recognize and suppress feedback even faster On the other hand a hig...

Страница 15: ...each preset as you scroll through the preset list with the JOG WHEEL Thus the DSP1124P makes sure that no unwanted programs are loaded unintentionally Additionally you can rotate the JOG WHEEL at hig...

Страница 16: ...cal proportion between the displayed value and the absolute frequency as well as a guide to find the desired frequency quickly are listed in the appendix chapter 11 1 frequency chart The bandwidth of...

Страница 17: ...small c channel The JOG WHEEL adjusts a channel from 1 through 16 To switch off the MIDI function simply select 0 displayed as On the second page you can select MIDI Omni mode i e the unit transmits r...

Страница 18: ...ou press the IN OUT key again on the sixth page the FEEDBACK DESTROYER PRO quits MIDI mode You can also use any other key to leave the MIDI setup menu The full featured MIDI implementation of the FEED...

Страница 19: ...ease ensure that only qualified persons install and operate the FEEDBACK DESTROYER PRO During installation and operation the user must have sufficient electrical contact to earth Electrostatic charges...

Страница 20: ...192 196 200 205 210 215 220 225 20 kHz 25 kHz 228 230 235 240 245 250 257 263 270 276 283 25 kHz 32 kHz 286 289 296 302 309 315 324 332 341 349 358 32 kHz 40 kHz 362 366 375 383 392 400 410 420 430 44...

Страница 21: ...I SI SI SI SI SI PA def PA def PA def PA def 8 Couple PA PA PA d PA d SI SI SI SI SI SI SI SI 40 Hz 80 Hz 1 Oct 1 Oct 8 dB 4 dB 9 L R SI SI SI SI SI SI SI AU AU PA PA PA SI SI SI SI SI SI SI AU AU PA...

Страница 22: ...Time Clock Commands X X X X Aux Messages Local ON OFF All notes OFF Active Sense Reset X X X X X X X X Notes O YES X NO Mode 1 OMNI ON POLY Mode 2 OMNI ON MONO Mode 3 OMNI OFF POLY Mode 4 OMNI OFF MO...

Страница 23: ...et IN OUT THRU DIGITAL PROCESSING Converters 24 bit Sigma Delta 64 128 times Oversampling Sampling Rate 46 875 kHz DISPLAY Type 2 digit numeric LED Display POWER SUPPLY Mains Voltages USA Canada 120 V...

Страница 24: ...eipt of the product at BEHRINGER 2 If the product needs to be modified or adapted in order to comply with applicable technical or safety standards on a na tional or local level in any country which is...