Dynacord DPA 4120, DPA 4140 owner manual

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Contents Leistungsmerkmale Power Amplifier DPA 4120 / DPA+7,*6,&+5+,76+,1,6 DPA Anzeigen, Bedienungselemente und AnschlüsseInhaltsverzeichnis Vor der Inbetriebnahme InstallationshinweiseVerwendung Der Verstärker ist zu schützen vorEingang Input Batteriebetrieb 24V DCAusgänge Leistungsausgang Power Output Anzeigen STANDBY-Anzeige Leistungsausgang Power Output für niederohmige LautsprecherSteueranschluß Remote Control nur NRS Kontrollausgang MonitorProtect Anzeige Ground Fault AnzeigeAussteuerungskontrolle und CLIP-Anzeige Remote Modul NRS Der Einbau ist wie folgt vorzunehmen siehe Bild 6 bzw. Bild Input Transformer NRS Output Transformer NRS Der Einbau ist wie folgt vorzunehmen siehe Bild 8 bzw. Bild Pilotton & Erdschluß Überwachung NRSPilotton-Überwachung Erdschluß-ÜberwachungNRS 90 406 S 411 Prüfung der Funktion Pilotton-Überwachung Sicherungen Sicherungen in DPA Groundlift Schalter Circuit a to Chassis SwitchPrüfung der Funktion Erdschluß-Überwachung Einbau in 19-Gehäuse oder 19-Gestellschränke503 F Page Page Eigenschaften des Monitor-Ausgangs BatteriebetriebEigenschaften des Eingangs Eigenschaften des Leistungs-AusgangsNachrüstsätze für DPA 4120 und DPA Erdschluß Überwachung Performance Features 03257$176$7,16758&7,216 12 a Indicators, controls and connectionsContents Before the first operation InstallationUtilization Amplifier has to be protected fromInput Battery operation 24V DCSingle Call and obligatory reception relays Override Bypass Power Output for 100V 70V or 50V loudspeaker systemsPower Output for low impedance loudspeaker systems OutputsProtect indicator Remote Control connector only NRSIndicators Standby indicator Ready indicatorLevel meter and Clip indicator Remote module NRS Enhanced application field Standard input module NRSNRS 90208 input transformer for the floating, balanced input Input Transformer NRS Output Transformer NRS Ground fault surveillance NRS 90224 pilot tone & ground fault surveillancePilot tone surveillance NRS 90 406 S 411 Checking the pilot tone surveillance function Fuses Fuses in the DPA Checking the ground fault surveillance functionCase and 19-rack-shelf system installation Ground lift switch Circuit a to Chassis Switch503 F 503 F 601 602 Features of the input nominal input level Battery operationExtension kits for the DPA 4120 and DPA DPA 4140 power amplifier 400 W power supply Mains operationNRS 90208 input transformer for floating, balanced input Caractéristiques techniques Amplificateur DE Puissance DPA 4120 / DPA16758&7,2166e&85,7e,03257$176 Témoins, contrôles et connexions NRS 90225 module dentrée général Fonctionnement sur le secteur UtilisationLamplificateur doit être protégé contre Avant la première utilisationInput Entrée Fonctionnement sur batterie 24V DCSorties Câblage LF pour le couplage de deux amplificateurs DPATémoin Ready Connecteur Remote Control NRS 90225 uniquementSortie Monitor Témoins Témoin StandbyVumètre et témoin Clip Témoin Ground FaultChamps dapplications avancées Module dentrée standard NRS Module de télécommande NRSPage Input Transformer NRS Output Transformer NRS Surveillance de défaut de masse Surveillance de la fréquence piloteNRS 90 406 S 411 NRS 90 406 S 411 Commutateur de mise à la masse Circuit a to Chassis Switch Installation en rack 19 et en armoire rackFusibles Fusibles du DPA 503 F 503 F 601 602 Caractéristiques de la sortie Monitor Fonctionnement sur batterieCaractéristiques de lentrée Caractéristiques de la sortie de puissanceKits dextension pour les DPA 4120 et DPA Surveillance du défaut de masse entrée ligne haut-parleur Page Blockdiagram Page Page Page Bosch Communications Systems
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DPA 4120, DPA 4140 specifications

The Dynacord DPA 4120 and DPA 4140 are powerful amplifier solutions designed for professional audio applications. These models are ideal for live sound reinforcement, permanent installations, and various audio distribution requirements.

Both DPA 4120 and DPA 4140 are part of the Dynacord DPA series, which is renowned for delivering high-quality sound and reliability in demanding environments. The DPA 4120 provides a robust 1200 watts of power per channel at 4 ohms, while the DPA 4140 ups the ante with an impressive 1400 watts per channel at the same impedance, making them suitable for driving a wide range of speaker systems.

One of the standout features of both amplifiers is the incorporation of advanced DSP (Digital Signal Processing) technology. This technology offers precise control over sound performance, allowing users to tailor settings to meet specific venue acoustics or personal preferences. The DSP includes functions such as equalization, crossover adjustments, delay, and limiting, ensuring optimal sound delivery in any setting.

Durability is another hallmark of the Dynacord DPA series. The amplifiers feature a rugged, lightweight design, ideally suited for touring and rental companies. The internal architecture includes a sophisticated cooling system that allows for extended operation under high-demand conditions without overheating.

Both models are equipped with a range of connectivity options, including XLR inputs and Speakon outputs, facilitating seamless integration with various audio systems. The amplifiers support both analog and digital input sources, ensuring compatibility with modern audio setups.

In terms of sound quality, the DPA 4120 and DPA 4140 are engineered with low distortion levels and high efficiency, achieving high-performance audio output while maintaining clarity and detail across all frequencies. The amplifiers also feature a robust power supply that delivers consistent performance, even during peak use scenarios.

User-friendly controls and monitoring options are also inherent in the design of these amplifiers. An intuitive front panel interface allows for easy adjustment of settings, while LED indicators provide real-time feedback on performance and operational status.

In summary, the Dynacord DPA 4120 and DPA 4140 offer exceptional power, sound quality, and advanced features, making them excellent choices for audio professionals seeking reliable and powerful amplification solutions. Their combination of performance, durability, and versatility serves to meet the needs of various professional audio applications, solidifying their place in the competitive landscape of audio amplifiers.
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