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− | == Data == | + | == Daten == |
− | {{navigation}} | + | {{Navigation}} |
− | '''General''' | + | '''Allgemein''' |
− | * Manufacturer: [[Electro Voice]] | + | * Hersteller: [[Electro Voice]] |
− | * Model: Interface Beta | + | * Modell: Interface Beta |
− | * Years of manufacture: ca. 1981-1982 | + | * Baujahre: 1980 - 1983 |
− | * Manufactured in: Nidau/Switzerland | + | * Hergestellt in: Schweiz |
− | * Colour: walnut or oak veneer | + | * Farbe: Nußbaum Furnier |
− | * Dimensions: 775 x 405 x 280 mm (WxHxD) | + | * Abmessungen: x x mm (HxBxT) |
− | * Weight: 19 kg | + | * Gewicht: |
− | * Original price approx.: 2800,- DM (pair with equalizer) | + | * Neupreis ca.: |
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− | '''Technical data''' | + | '''Technische Daten''' |
− | * Type: 2-way, closed with passive radiator, floorstanding speaker | + | * Bauart: 2-Wege mit Passivmembran, Standlautsprecher |
− | * drivers: | + | * Chassis: |
− | ** woofer: 1x 305 mm (passive membrane) | + | ** Tieftöner: 1x 305 mm (Passivmembran) |
− | ** midrange / bass driver: 1x 203 mm | + | ** Mittel-/Tieftöner: 1x 200 mm |
− | Tweeter: 1x Super-Dome 38mm dome with acoustic lens
| + | ** Hochtöner: 1x Superdome Kalotte |
− | * Power handling (nominal/music): 25W / 250W | + | * Belastbarkeit (Nenn-/Musikb.): |
− | * Efficiency: | + | * Wirkungsgrad: |
− | * Sound pressure: | + | * Frequenzgang: 45 - 32.000 Hz (±3 dB) |
− | ** 92 dB (1 m/1 W input).
| + | * Übergangsbereiche: |
− | 100 dB peak (3.6 W input)
| + | * Impedanz: 4 Ohm |
− | 108 dB peak (25 W input)
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− | 118 dB Peak (250 W Peak Input)
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− | Frequency Response:
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− | ** 30 - 18000 Hz (±2.5 dB).
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− | 26 - 20000 Hz (DIN)
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− | * Transition Ranges: 42 Hz (Acoustical) / 1500 Hz (Electrical) | |
− | * Coverage angle:
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− | ** 125 degrees (±30 degrees) at 500 - 8000 Hz.
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− | 75 degrees (at 12500 Hz)
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− | * Impedance: 8 Ohm (nominal) / 5 Ohm (min.) | |
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− | '''Special Features''' | + | '''Besondere Ausstattungen''' |
− | * external equalizer to attenuate the treble radiation: slope 0/-3/-6 dB starting at 10kHz | + | * hier aufzählen |
− | * successor of the Interface B, with new tweeter
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− | * difference to the Alpha => integrated stand, arrangement of the systems in the cabinet
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− | * external equalizer CH-2560 to influence the treble filter slope (0/-3/-6 dB from 10kHz)
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− | * dimensions: 205 x 65 x 155 mm (WxHxD).
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− | * distortion max. 0.005% (20-20000 Hz, 1V)
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− | == Remarks ==
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− | Other models of the same series:
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− | * [[Electro Voice Interface Alpha|Interface Alpha]]
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− | * [[Electro Voice Interface Gamma|Interface Gamma]]
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− | * [[Electro Voice Interface Delta|Interface Delta]]
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− | Interface Beta, manufactured in Europe, is largely the same as Interface B series 3, manufactured in America.
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− | (power supply of the equalizer however 220V instead of 110/120V)
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− | == Pictures ==
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− | == Reports ==
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− | * Tested in German HiFi magazine Stereoplay issue 6/1982
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− | == Links ==
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− | [[Category:Loudspeaker]]
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