Shure VP88 Manual Del Usuario
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FEATURES
Time-coherent, Mid-Side (M-S) design for optimal
stereo imaging.
Built-in stereo matrix for direct control of the stereo spread; di-
rect M-S outputs provided.
40 to 20,000 Hz frequency response.
Low noise and distortion, wide dynamic range.
Switch-selectable, low-frequency roll-off (12 dB/octave
below 80 Hz) for reduced pickup of ambient noise and stand
vibration.
Phantom power or 6V camera battery with LED power
indicator.
Internal shock mount for reduced stand vibration and
handling noise.
Impact resistant, durable construction.
Integrated heavy-duty "pop" screen.
Windscreen, swivel mount adapter, and Y-cable
included.
2005, Shure Incorporated
©
27C3043 (Rev. 7)
Model VP88 User Guide
GENERAL DESCRIPTION
The Shure Model VP88 is a stereo microphone equally effective
in studio broadcasting applications as in the field for electronic
news gathering (ENG).
This stereo microphone combines two condenser cartridges in a
single housing, in a mid-side (M-S) microphone cartridge configu-
ration. One cartridge (Mid) faces forward to capture on-axis sound
in a cardioid pattern. The other cartridge (Side) is bi-directional,
capturing sound from either side.
Containing three settings for different degrees of stereo image
separation, the VP88 contains an internal M-S matrix that can be
bypassed if an external matrix is used, or if stereo imaging is done
in post-production. External switches control output mode, stereo
imaging, low-frequency roll off settings, and battery on/off.
When the VP88 is set for stereo mode operation (H, M, or L), the
left and right signals should remain fully separated and kept at
equal levels to maintain a balanced stereo effect.
MOUNTING
The VP88 can be mounted on a standard microphone floor
stand, fishpole or boom. Make sure the front of the grille faces the
sound source and the top of the microphone faces up, so that the
the resulting stereo image matches the left and right components
of the sound source.
MICROPHONE ORIENTATION
FIGURE 1
A88SM External Shock Mount
The optional A88SM Shock Mount provides optimum isolation
from stand-transmitted shock and vibration. The A88SM is ideal for
critical studio applications and contains a standard mounting foot
for use with most electronic news gathering (ENG) video cameras.
Printed in U.S.A.
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Resumen de contenidos para Shure VP88

  • Página 1 External switches control output mode, stereo imaging, low-frequency roll off settings, and battery on/off. When the VP88 is set for stereo mode operation (H, M, or L), the left and right signals should remain fully separated and kept at equal levels to maintain a balanced stereo effect.
  • Página 2 4G13 4LR44 can be useful in reducing pickup of low-frequency noise and vibra- Radio Shack 23-469 tion. Set the upper control switch on the VP88 to either of the two Varta V28PX V28PXL V4304PX low-frequency rolloff positions, depending on whether phantom or battery power is being used.
  • Página 3: Output Mode

    OUTPUT MODE The lower control sets the VP88 to either MS Mode, or one of three Stereo modes. (L, M, or H). See Figure 3. OUTPUT MODE SELECTION SWITCH LOW STEREO (L) FIGURE 3 FIGURE 4 Stereo Output Mode In Stereo Mode, the VP88 uses its internal matrix to mix the Mid and Side signals and provide Left and Right stereo outputs.
  • Página 4 EXTERNAL MATRIXES When using an external stereo matrix, such as a matrix trans- former or active matrix circuitry, set the VP88 to MS mode (refer to the Output Mode paragraph). The Mid and Side outputs can be processed through a sum-and-difference matrix to produce Left...
  • Página 5 VP88 CIRCUIT BLOCK DIAGRAM FIGURE 13 SPECIFICATIONS Signal-to-Noise Ratio* 70 dB (IEC 651) at 94 dB SPL *S/N ratio: difference between microphone output at 94 dB SPL and micro- Type phone self-noise A-weighted. Single-point stereo (MS configuration) condenser Overvoltage Protection...
  • Página 6: Furnished Accessories

    Certifications Eligible to bear CE Marking. Conforms to European EMC Directive 89/336/ EEC. Meets applicable tests and performance criteria in European Stan- dard EN55103 (1996) parts 1 and 2, for residential (E1) and light industrial (E2) environments. FURNISHED ACCESSORIES Battery ..................80A463 Carrying/Storage Bag..............
  • Página 7: Description Générale

    Le VP88 peut fonctionner sur alimentation en duplex ou sur une Alimentation par pile pile interne de 6 V. Le VP88 est fourni avec un câble répartiteur Si l'alimentation en duplex n'est pas disponible, mettre la en Y multiconnecteurs, un coupe-vent en mousse, un adaptateur commande de connexion/déconnexion de la pile sur la position de...
  • Página 8 • Débrancher le câble du microphone et dévisser le manche inférieur du VP88. La commande inférieure sert à placer le VP88 soit en mode cen- tral/latéral soit en l'un de trois modes stéréo. (L, M ou H). Voir fig- • Écarter avec précaution le manche inférieur de la grille ure 3.
  • Página 9 à matrice, régler le NPA maximum Charge de 800 Ω : 129 dB VP88 au mode de sortie centrale/latérale (voir le paragraphe « Charge de 150 Ω : 119 dB Mode de sortie »).
  • Página 10: Accessoires Fournis

    Poids net 417 grammes sans pile ni câble. Homologations Autorisé à porter la marque CE. Conforme à la directive CEM eu- ropéenne 89/336/CEE. Conforme aux critères applicables de test et de performances de la norme européenne EN 55103 (1996) parties 1 et 2 pour les environnements résidentiels (E1) et d'industrie légère (E2).
  • Página 11: Allgemeine Beschreibung

    Die andere Mikrofonkapsel (auf der Seite) weist eine Achter- betrieben werden oder von einem Phantomspeisungs-Netzteil, charakteristik auf und erfaßt Schall von beiden Seiten. Das VP88 wie z.B. dem Shure PS1A. Jedes symmetrische Audiokabelpaar enthält eine interne M-S-Matrix mit drei Einstellungen für unter- (Stifte 2 und 3: Mitte/Links;...
  • Página 12 Hand gehalten wird. Wenn das VP88 für Stereobetrieb (H, M oder L) eingestellt ist, In der Stellung „L“ nimmt das Mikrofon auch den geringsten sollten das linke und das rechte Signal völlig getrennt bleiben und Anteil an seitlichem Umgebungsschall auf;...
  • Página 13: Technische Daten

    Die Mitte- und Seite-Ausgänge können durch eine Eigenrauschen (Mitte-, Seite-, Links- und Rechts-Ausgänge; äquivalente Schalldruckpegel) Summe-und-Differenz-Matrix verarbeitet werden, um die fol- typisch 24 dB, Bewertungskurve A genden Links- und Rechts-Stereosignale zu erzeugen: typisch 28 dB, Bewertungskurve nach DIN 45405 Links = Mitte + Seite Rechts = Mitte - Seite Dynamikbereich 105 dB (maximaler Schalldruckpegel bis Geräuschpegel mit Bewer-...
  • Página 14: Mitgeliefertes Zubehör

    MITGELIEFERTES ZUBEHÖR Batterie...................80A463 Trage-/Aufbewahrungstasche ..........26A14 Schaumstoff-Windschutz............49A91 Schwenkadapter ..............90B4046 0,76 m langes T-Verteilerkabel ..........90A4148 ERSATZTEILE Reglerknopf ..............65A1218B SONDERZUBEHÖR 7,6 m langes Verlängerungskabel (vieradrig, geschirmt) ..C110 Isolierungsmontagevorrichtung ..........A88SM Phantomspeisungs-Netzteil............PS1A 4,3 m hohes Mikrofonstativ S15...
  • Página 15: Descripcion General

    El VP88 puede recibir alimentación por potencia fantasma, o de ja 1) es el conductor de retorno a tierra. una batería interna de 6 V. El VP88 se suministra junto con un ca- La salida central o lateral puede usarse de modo individual con ble bifurcador en "Y"...
  • Página 16: Conexiones

    MODO DE SALIDA • Inserte la batería nueva, observando las marcas de polaridad El control inferior fija el VP88 en el modo "MS" o en uno de los existentes en el compartimiento de la batería. tres modos estereofónicos ("L", "M" o "H").
  • Página 17: Descripcion Del Circuito

    VP88 en modo "MS" (consulte el párrafo Modo de salida). 24 dB típico, ponderación A Las señales de las cápsulas central y lateral pueden procesarse a 28 dB típico, ponderación según DIN 45405...
  • Página 18: Accesorios Suministrados

    ACCESORIOS SUMINISTRADOS Batería ..................80A463 Bolsa de transporte/almacenamiento ........26A14 Paraviento de espuma ..............49A91 Adaptador giratorio..............90B4046 Cable bifurcador "Y" de 0,76 m ..........90A4148 REPUESTOS Perilla de control ............... 65A1218B ACCESORIOS OPCIONALES Cable de extensión de 7,6 m (4 conductores, blindado) ....C110 Montaje con aislamiento ............A88SM Fuente de potencia fantasma.............
  • Página 19: Descrizione Generale

    (laterale) presenta un diagramma bidirezionale, co- mento, un'asta o una giraffa. Accertatevi che la parte anteriore del- sicché riprende i suoni da entrambi i lati. Il VP88 ha una matrice la griglia sia rivolta verso la sorgente sonora e che la testa del mi- MS interna che offre una scelta di tre impostazioni, per separare crofono sia rivolta verso l'alto, affinché...
  • Página 20 COLLEGAMENTI sità o la durata dell'effetto stereo, come descritto di seguito. I dia- Usate il cavo splitter a Y in dotazione per collegare il VP88 a grammi di ricezione nominali sinistro e destro sono illustrati nella due ingressi di un mixer o una consolle. Il connettore rosso, con- figura 3.
  • Página 21: Dati Tecnici

    Quando si usa una matrice stereo esterna, per esempio un tras- 28 dB (valore tipico), filtro di ponderazione a norma DIN 45405 formatore o un circuito attivo, regolate il VP88 sulla modalità MS Gamma dinamica 105 dB (SPL max. rispetto al livello di rumore misurato con filtro di ponder- (vedi sezione Modalità...
  • Página 22: Accessori In Dotazione

    ACCESSORI IN DOTAZIONE Pila ...................... 80A463 Custodia (adatta anche per il trasporto) ..........26A14 Antivento in schiuma poliuretanica ............49A91 Adattatore girevole ................90B4046 Cavo splitter a Y da 0,76 m ............. 90A4148 PARTI DI RICAMBIO Manopola ..................65A1218B ACCESSORI IN OPZIONE Prolunga da 7,6 m (cavo a quattro conduttori, schermato) C110 Supporto antivibrazione ..............
  • Página 24 United States, Canada, Latin America, Caribbean: 5800 W. Touhy Avenue, Niles, IL 60714-4608, U.S.A. Phone: 847-600-2000 U.S. Fax: 847-600-1212 Intl Fax: 847-600-6446 Europe, Middle East, Africa: Shure Europe GmbH, Phone: 49-7131-72140 Fax: 49-7131-721414 Asia, Pacific: Shure Asia Limited, Phone: 852-2893-4290 Fax: 852-2893-4055...

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