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Research and Development Prototypes


These are just our developments. They are not meant for sale or as series products, but just as our spleen to know more about sound reproduction.
It is our Formula 1.
From there the technologies flow back to our products.
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Blumenhofer Acoustics Studies Wiki
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Blumenhofer Acoustics Studies Clara Luna
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Blumenhofer Acoustics Studies - Concert X
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Beyond standard dimensions: the concept of "2-ways with horn" reaches its fulfillnes.Jenseits klasssischer Dimensionen: das Konzept "2-Wege mit Horn" findet seine ultimative Vollendung.Al di là delle dimensioni: il concetto di "2-vie con tromba" raggiunge la completezza
Really impressive: stage, depth, speed and lightnes trough and trough. Maximized.Schwer beeindruckend: Bühne, Tiefe, Geschwindigkeit und Leichtigkeit - ab der tiefsten Frequenz. Für Maximalisten.Estremamente impressionante: scena, profondità, velocità e leggerezza. Massimalizzato.
Horn loaded Open Baffle Midrange with air flow duct and bass face plugHorn geladene Offene Schallwand mit Bass-Schallführung Cassa a dipolo caricata a tromba con canale di trasmissione del basso

WikiClara LunaConcert X
MaterialMaterialMateriale:Birch plywoodBirke MultiplexMultistrato di betullaBirch plywoodBirke MultiplexMultistrato di betullaBirch plywoodBirke MultiplexMultistrato di betulla
ThicknessMaterialdickeSpessore:25mm / 1"25mm / 1"25mm / 1"
Internal BracingVerstrebungIrrigidimento:Structural bracing interactionStrukturelle interaktionInterazione strutturaleHigh complex
internal bracing
Hoch komplexe
interne Verstrebung
Irrigidimento strutturale
interno
Structural bracing interactionStrukturelle interaktionInterazione strutturale
Cross over chamberKammer für FrequenzweicheVolume separato per filtro:YesJaSiYesJaSiOpen air CrossoverOffene WeicheFiltro in aria
Frequency rangeFrequenzgangRisposta in frequenza:30Hz - 20kHz ± 2dB (*)20Hz - 20kHz ± 2dB (*)30Hz - 20kHz ± 2dB (*)
Low range WooferTiefstönerWoofer di basso profondo:-460mm / 21"
MaterialMaterialMateriale:-PaperPapierCarta
Power amplifierVerstärkerAmplificatore:-800W RMS - 8 Ω
Class-D
Bass CabinetTieftöner-GehäuseCabinet dei bassi:-Closed cabinetGeschlossenes GehäuseCassa chiusa
Cross over frequencyÜbergangsfrequenzFrequenza di taglio:-50 Hz
WooferTiefmitteltönerWoofer:380mm / 15"380mm / 16" TAD2x 380mm / 15"
MaterialMaterialMateriale:PaperPapierCartaPaperPapierCartaPaperPapierCarta
Bass CabinetBass GehäuseCabinet dei bassi:HornHornTrombaHornHornTromba in
Open baffle cabinetOffene SchallwandCassa a dipolo
HornHornTromba in
Closed cabinetGeschlossenes GehäuseCassa chiusa
PortingBass ReflexCanale Reflex---
Horn loadHorn RichtungCarico a trombaFront and backNach vorne und hintenAnteriore e posterioreFrontNach vorneAnterioreFrontNach vorneAnteriore
Cross over frequencyÜbergangsfrequenzFrequenza di taglio:800 Hz850 Hz850 Hz
MidhighMittelhochtönerMedioalti:Compression driverKompressionstreiberDriver a compressioneCompression driverKompressionstreiberDriver a compressioneCompression driverKompressionstreiberDriver a compressione
Horn ThroatHornDiametro tromba:1,4"1,4"1,4"
Membrane dimensionsMembranendimensionDimensione Membrana:75mm / 3"75mm / 3"75mm / 3"
MaterialMaterialMateriale:BerillioBerilliumBerillyum TitaniumTitanTitanio TitaniumTitanTitanio
Max power inputBelastbarkeitPotenza massima (RMS):150 W RMS250 W RMS150 W RMS
EfficiencyWirkungsgradEfficienza:103 dB100 dB108 dB
ImpedanceImpedanzImpedenza:8 Ohm8 Ω8 Ohm
Impedance linearizationImpedanzlinearisierungLinearizzazione d'impedenza:not needednicht notwendignon necessarianot needednicht notwendignon necessarianot needednicht notwendignon necessaria
TerminalAnschlussfeldTerminaliBi-WiringBi-WiringBi-Wiring
MaterialMaterialMateriale:Gold plated tellurium copperVergoldetes tellurium KupferRame tellurio placcato oroGold plated tellurium copperVergoldetes tellurium KupferRame tellurio placcato oroGold plated tellurium copperVergoldetes tellurium KupferRame tellurio placcato oro
FeetsFüßePiedi:Adjustable SpykesRegelbare SpykesSpykes regolabiliAdjustable SpykesRegelbare SpykesSpykes regolabiliAdjustable SpykesRegelbare SpykesSpykes regolabili
DimensionsMaßenDimensioni:---
WeightGewichtPeso:300 kg180 kg250 kg
Center LoudspeakersCenter LautsprecherDiffusori centrali:On demandAuf AnfrageA richiestaCenter Clara LunaOn demandAuf AnfrageA richiesta
*We think that a simple number does not reflect the actual worth and potential of this kind of speaker. The simple frequency extension cannot transmit You the emotion that this loudspeaker is able to transfer You.Wir denken, daß eine einfache Zahl das Potential und den echten Wert von diesem Lautsprecher nicht spiegelt. Durch diese Zahlen können Emotionen nicht übertragen werdenSecondo noi un semplice numero non è in grado di trasmettere il potenziale ed il valore di questo tipo di casse acustiche. Con questi numeri non si trasmettono emozioni