big Fun 17

Produced 2009-2016
Bass horn Power: compact way with extraordinary musicality and powerful sound.

Special and unique, the big Fun 17 is the only loudspeaker with compression chamber bass horn in relatively compact dimensions. The feelings, which is able to deliver, are really involving and put the listener in the center of the happening, in front of the orchestra solid in its holography.
Come a step nearer to reality with the big Fun 17: have Fun!
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Blumenhofer Acoustics big Fun 17 Cherry

The hand painted big Fun 17

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==> To the painted big Fun 17

Words of the press - Article

They play absolutely transparent and without any fatigue.
Speed changes and melodies are served, they are far fuller emotions than with normal mainstream Loudspeakers.
Exceptional music fun.
All in all is the big Fun 17 a trustworthy companion, very simple to combine. - Article

Presents himself vital, open and emotional.
The bass is extraordinary stable, fast and really defined. Acts really coherent.
The mid high range takes care for long time listening properties.
A real example of a well build loudspeaker with world class timing.

Image HiFi - Article

This beauty is not choosy at all.
Stages are believably big described and even in the center part good covered.
Typical for a really good horn: confident, direct and amazing.

Fedeltà del Suono - Article

While listening I found myself smiling from Joy.
An incredible easiness in the sound production: naturally won above the rest.
In my humble opinion these loudspeakers do not have competitors.
The superiority is really embodied.
I did not test these loudspeakers: I've listened to music. I'd like this to happen more often.

Specifications of the big Fun 17

High efficiency
2-Ways loudspeaker


• Compression Chamber Bass-Horn
• 18mm Birch plywood
• Resonance and flow optimized bass horn
• Separate chamber for the crossover
• High complex internal bracing


• 1" Compression Driver with Mylar membrane
• 17cm (6") Woofer with P2C® Membran
• Gold plated tellurium copper terminals


• Single-wiring-terminals
• Switchable impedance linearization for the crossover frequency
• Flat impedance curve
Tube Friendly
• 10 years Warranty
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Relative Dimensions big Fun 17

Technical data of the big Fun 17

big Fun 17
MaterialMaterialMaterialeBirch plywoodBirke MultiplexMultistrato di betulla
ThicknessMaterialdickeSpessore18mm / 0,75"
Internal BracingVerstrebungIrrigidimentoStructural bracing interactionStrukturelle InteraktionInterazione strutturale
Cross over chamberKammer für FrequenzweicheVolume separato per filtroYesJaSi
Frequency rangeFrequenzgangRisposta in frequenza40Hz - 20kHz ± 2dB
Bass CabinetBass GehäuseCabinet dei bassiBass hornBasshornBasso a tromba
Horn typHorn TypTipo di trombaCompression chamberDruckkammerCon camera di compressione
Horn loadHorn RichtungCarico a trombaFloorZum BodenA pavimento
WooferTiefmitteltönerWoofer170mm / 6,5"
P2C® Sandwich
Cross over frequencyÜbergangsfrequenzFrequenza di taglio1500 Hz
MidhighMittelhochtönerMedioaltiCompression driverKompressionstreiberDriver a compressione
Horn ThroatHornDiametro tromba1"
Membrane dimensionsMembranendimensionDimensione Membrana35mm / 1,4"
MaterialMaterialMateriale Mylar
Max RMS power inputBelastbarkeit RMSPotenza massima RMS100 W RMS
EfficiencyWirkungsgradEfficienza91 dB
ImpedanceImpedanzImpedenza8 Ohm
Impedance linearizationImpedanzlinearisierungLinearizzazione d'impedenzaYesJaSi
MaterialMaterialMaterialeGold plated tellurium copperVergoldetes tellurium KupferRame tellurio placcato oro
FeetsFüßePiediAdjustable SpykesRegelbare SpykesSpykes regolabili
DimensionsMaßenDimensioni910 x 270 x 472 mm
36 x 10,5 x 18,5 in
WeightGewichtPeso25 kg
Packaging dimensionsVerpackungsmaßenDimensioni imballate105 x 60 x 38 cm
Loudspeakers per cartonLautsprecher per KartonPezzi pro cartone1
Packaging weightVerpackungsgewichtPeso imballate28 kg

Dimensions of the big Fun 17

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Picture Gallery of the big Fun 17


In our workshop we can offer true-wood veneers.
Wood is a natural product and depending on several factors might have different color and structure. Color and structure variations of the surface are not to be considered flaws.