Orban OPTIMOD 8200ST Скачать руководство пользователя | Manualshive

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Содержание OPTIMOD 8200ST

Страница 1: ...Operating Manual OPTIMOD Studio Chassis Automatic Gain Controller 8200ST...

Страница 2: ...ical shock do NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL WARNING TO REDUCE THE RISK OF FIRE OR ELECTRICAL SHOCK DO NOT EXPOSE THIS APPLIAN...

Страница 3: ...lled into the enclosure through openings Damage Requiring Service The appliance should be serviced by qualified service personnel when The power supply cord or the plug has been damaged or Objects hav...

Страница 4: ...de service aprdsvente autorisa Safety Instructions Spanish Hacer funcionar el aparato s6lo con la tension y clase de corriente senaladas en la placa indicadora de caracteristicas Reemplazar los fusibl...

Страница 5: ...Operating Manual OPTIMOD Studio Chassis Automatic Gain Controller 8200ST...

Страница 6: ...trols and Meters Example Control Settings More About 8200ST Audio Processing 4 i Section 4 Maintenance Getting Inside the Chassis Performance Evaluation 5 1 Section 5 Troubleshooting Problems and Poss...

Страница 7: ...7 overload point 2 7 stages 4 3 installation 2 1 J jumpers access to 4 2 positions 2 4 K keep alive circuit 6 12 L level calibration 2 11 leveling 3 7 6 6 logic circuit 6 12 loudness 3 5 M meter calib...

Страница 8: ...OPTIMOD STUDIO CHASSIS 8200ST INTRODUCTION Section 1 Introduction page contents 1 3 Orban OPTIMOD STUDIO CHASSIS 8200ST...

Страница 9: ......

Страница 10: ...ls of audio Defeatable Silence Gate not a conventional noise gate but a circuit that freezes the level controller s gain when signals drop below threshold This gate prevents rush up of background nois...

Страница 11: ...INTRODUCTION Orban This Page Intentionally Left Blank...

Страница 12: ...2 3 Suggested Ground Scheme CAUTION The installation and servicing instructions in this manual are for use by qualified personnel only To avoid electric shock do not perform any servicing other than...

Страница 13: ...ous physical damage contact the carrier immediately to make a damage claim Packed with the 8200ST are AC Power Cord Operating Manual Warranty Registration Card Safety Sheet ad Save all packing materia...

Страница 14: ...s appropriate to your 8200ST s Model The green yellow wire is connected directly to the 8200ST chassis If you need to change the plug to meet your country s standard and you are qualified to do so see...

Страница 15: ...IPPER ON CLIPPER OFF LEFT RIGHT LEFT RIGHT OUTPUT OUTPUT OUTPUT OUTPUT p 1 pin p O in on 1 In o JA JA JE JF JE JF Line up Level Jumpers PEAK AVG LEFT RIGHT LEFT RIGHT OUTPUT OUTPUT OUTPUT OUTPUT pa On...

Страница 16: ...k clippers achieving absolute peak control prior to the 8200ST s de emphasis If the 8200ST s de emphasis is disabled then the 8200ST s peak level will be absolutely limited Otherwise the maximum peak...

Страница 17: ...the modulation level of the driven equipment correctly When TONE LEVEL jumpers are set to AVERAGE the tone level is approximately 18dB below 100 modulation This level corresponds approximately to OVU...

Страница 18: ...tput XLR connectors respectively Connect the shield of the 8200ST input cable to pin 3 of the 8200ST s input XLR and connect the shield of the 8200ST output cable to pin 3 of the 8200ST s output XLR I...

Страница 19: ...el simulate a true transformer output The source impedance is 300 In addition there is a lOOOpF capacitor between each output HI and LO to the chassis for RFI suppression The output is capable of driv...

Страница 20: ...uit grounds must be connected to each other all equipment chassis grounds must be connected together In low RF fields cable shields must be connected at one end only preferably the source output end I...

Страница 21: ...e isn t enough ground ing Try connecting the LO pin on the 8200ST s XLR connector to ground and see if the buzz goes away Either pin 3 or pin 2 will work as the LO pin the choice depends only on your...

Страница 22: ...cation of peak modula tion c Press the tone button to turn off the tone If the transmitter or subcarrier generator suffers from bounce or overshoot you may have to reduce the L OUT and R out control s...

Страница 23: ...00ST To tell your 8200 that an Orban studio chassis is installed at your studio feeding the STL link set the studio chassis parameter to YES This parameter can be set on the 8200 s front panel SYSTEM...

Страница 24: ...T Audio Processing Caution The installation and servicing instructions in this manual are for use by qualified personnel only To avoid electric shock do not perform any servicing other than that conta...

Страница 25: ...ol speeds or slows the 8200ST s primary AGC level controller when the agc button is on When set to slow the level controller acts as a slow leveler keeping the long term average level constant but all...

Страница 26: ...The 25p s setting produces the least high frequency limiting the 15 Ops setting produces the most The HF limiter is particularly effective at de essing excessively sibilant voices and is more effectiv...

Страница 27: ...generator when strapped for peak reference level The actual output level of the 8200ST is determined by the out controls which set the reference level at the 8200ST s XLR output from less than lOdBu...

Страница 28: ...ent tone strapped for peak reference level to the transmitter 100 modulation level HF LIMITER off or to complement any pre emphasis used GAIN REDUCTION for 5 1 OdB G R or for amount of AGC gain reduct...

Страница 29: ...m material off is usually appropriate unless program material is primarily unprocessed speech ON Clipper jumper JA on 15kHz Analog Phone Lines OUT HF LIMITER GAIN REDUCTION GATE RELEASE VOICE AGC matc...

Страница 30: ...very fast RELEASE settings Settings towards SLOW tend to retain a full sense of dynamic range and add no coloration to the sound only controlling long term average levels The voice control complements...

Страница 31: ...n none Recording tape at 30ips PCM digital links 25 is 6 37kHz Recording tape at 15ips 37 5ps 4 24kHz Recording tape at 7 5ips 5 Ops 3 18kHz FM broadcast Europe PCM digital links with ELAJ pre emphasi...

Страница 32: ...e 50ps pre emphasis or above most program material produces frequent peaks at 100 modulation and will therefore hit the peak clippers in the 8200ST The 8200ST s modulation meter will show this clearly...

Страница 33: ...Orban 3 10 OPERATION This Page Intentionally Left Blank...

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