Studio-technologies 770 Manuel d'utilisateur Page 1

50301-1097, Issue 1Model 770 Audio Mixer/IFB ControllerUser GuideIssue 1, October 1997This User Guide is applicable for serial numbers SN-00151 and la

Issue 1, October 1997 Model 770 User GuidePage 10 Studio Technologies, Inc. Model 770Becoming increasingly common for usein IFB applications, these te

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 11 Model 770levels. Fanatics for addressing the details,Studio Technologies h

Issue 1, October 1997 Model 770 User GuidePage 12 Studio Technologies, Inc. Model 770connection to sources located withinthe vehicle, specifically the

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 13 Model 770Main Output 4Main Output 4 has been optimized forconnection to de

Issue 1, October 1997 Model 770 User GuidePage 14 Studio Technologies, Inc. Model 770should be wired via a patch bay to allowready access.While balanc

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 15 Model 770both the ring and sleeve to shield. If con-necting to an unbalanc

Issue 1, October 1997 Model 770 User GuidePage 16 Studio Technologies, Inc. Model 7706-conductor jack, along with a 6-conduc-tor cord, is included wit

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 17 Model 770An input audio signal is expected to be inthe range of 15dBu nom

Issue 1, October 1997 Model 770 User GuidePage 18 Studio Technologies, Inc. Model 770ground loops will be isolated, protectingthe Model 770 and rela

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 19 Model 770mating connector (plug) so that tip isconnected to the desired ch

Issue 1, October 1997 Model 770 User GuidePage 20 Studio Technologies, Inc. Model 770Monitor SectionExternal Monitor InputsTwo external audio signals

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 21 Model 770in the mains cord conform to the interna-tionally recognized CEE

Issue 1, October 1997 Model 770 User GuidePage 22 Studio Technologies, Inc. Model 770The five choices are main output, AUXoutput, IFB output, IFB prog

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 23 Model 770The mic/line direct output may proveespecially helpful, providing

Issue 1, October 1997 Model 770 User GuidePage 24 Studio Technologies, Inc. Model 7709. Observing the Model 770s VU meter,adjust the meter trim pot t

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 25 Model 770the meter, but to supply talent and supportpersonnel with excelle

Issue 1, October 1997 Model 770 User GuidePage 26 Studio Technologies, Inc. Model 770connector is used to select this mode.When the switch is in the o

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 27 Model 770of the Model 770s single IFB channel.An example would be where o

Issue 1, October 1997 Model 770 User GuidePage 28 Studio Technologies, Inc. Model 770In practice, calibrating the output level isquite simple:1. Confi

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 29 Model 770function!) In the off (out) position the filteris not placed in t

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 3 Model 770Table of ContentsForewordIntroduction ...

Issue 1, October 1997 Model 770 User GuidePage 30 Studio Technologies, Inc. Model 770Level ControlsTwo level controls are used to set theamount of inp

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 31 Model 7701kHz to Main and AUXA 1kHz tone signal can be connected tothe mai

Issue 1, October 1997 Model 770 User GuidePage 32 Studio Technologies, Inc. Model 770whenever energy in the voice band ispresent with sufficient level

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 33 Model 770All these wordy sentences are trying todescribe a simple proced

Issue 1, October 1997 Model 770 User GuidePage 34 Studio Technologies, Inc. Model 770LED meter. This is because the mechani-cal meter is slower in r

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 35 Model 770interface will return to its on-hook stateafter a few seconds. Mo

Issue 1, October 1997 Model 770 User GuidePage 36 Studio Technologies, Inc. Model 770ones who are located internationally,where call setup time can va

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 37 Model 770to the Model 770 by means of externalmonitor input 1. By selectin

Issue 1, October 1997 Model 770 User GuidePage 38 Studio Technologies, Inc. Model 7705. Adjust the AUX master level control sothat the meter displays

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 39 Model 770the most likely place to find nonstandardplugswe even found them

Issue 1, October 1997 Model 770 User GuidePage 4 Studio Technologies, Inc. Model 770This page intentionally left blank.

Issue 1, October 1997 Model 770 User GuidePage 40 Studio Technologies, Inc. Model 770Referring to the Model 32 or Model 33schematic diagram, observe t

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 41 Model 770SpecificationsGeneralConnectors:Mic/Line: 3-pin XLR-type, female

Issue 1, October 1997 Model 770 User GuidePage 42 Studio Technologies, Inc. Model 770IFB SectionGeneral Audio Parameters:Audio Switching and Muting: 

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 43 Model 770Monitor Output:Type: electronically balanced, capacitor-coupled,i

Issue 1, October 1997 Model 770 User GuidePage 44 Studio Technologies, Inc. Model 770This page intentionally left blank.

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 5 Model 770ForewordIt was a great pleasure to have had the chance to design t

Issue 1, October 1997 Model 770 User GuidePage 6 Studio Technologies, Inc. Model 770This page intentionally left blank.

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 7 Model 770 Model 770IntroductionNow for the first time mobile broadcastappli

Issue 1, October 1997 Model 770 User GuidePage 8 Studio Technologies, Inc. Model 770System FeaturesMixer SectionMic/Line InputsThree transformer-coupl

Model 770 User Guide Issue 1, October 1997Studio Technologies, Inc. Page 9 Model 770audio level is displayed by a 5-segmentLED meter, while interrupt