Difference between revisions of "Heco Professional 550"
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| − | == | + | == Data == |
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| − | ''' | + | '''General''' |
| + | * Manufacturer: [[Heco]] | ||
| + | * Model: Professional 550 | ||
| + | * Type: Loudspeaker | ||
| + | * Years of manufacture: 1978 - 1979 | ||
| + | * Manufactured in: Federal Republic of Germany (West Germany) | ||
| + | * Color: Walnut, Black | ||
| + | * Dimensions: 460 x 290 x 220 mm (HxWxD) | ||
| + | * Weight: 9.5 kg / piece | ||
| + | * Original price approx.: 430 DM | ||
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| − | ''' | + | '''Technical Data''' |
| + | * Type: 3-way closed, compact speaker | ||
| + | * Chassis: | ||
| + | ** woofer: 1 x 230 mm (cone) | ||
| + | midrange driver: 1 x 50 mm (dome) | ||
| + | ** tweeter: 1x 19 mm (dome) | ||
| + | * Power handling (nominal/music): 60 / 100 Watt | ||
| + | * Efficiency: 88 dB / 1 W / 1 m | ||
| + | * Frequency response: 30 - 25,000 Hz | ||
| + | * Transitional ranges: 700 / 4,000 Hz | ||
| + | * Impedance: 4 Ohm | ||
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| − | + | == Comments == | |
| − | * | + | * Other models in the same series: |
| + | * [[Heco Professional 250]] | ||
| + | * [[Heco Professional 450]] | ||
| + | * [[Heco Professional 550]] | ||
| + | * [[Heco Professional 650]] | ||
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| + | == Pictures == | ||
| + | * Image: Heco Professional 550 | ||
| + | http://www.radiomuseum.org/images/radio/heco_pulheim/professional_650_564288.jpg | ||
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| + | * Picture: Heco Professional 550 | ||
| + | http://users.atw.hu/speeditor/images/heco-13.jpg | ||
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| + | * Picture: Heco Professional 550 | ||
| + | http://users.atw.hu/speeditor/images/heco-15.jpg | ||
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| − | == | + | == Reports == |
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== Links == | == Links == | ||
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| + | [[Category:Loudspeaker]] | ||
Latest revision as of 05:52, 9 March 2020
Data[edit]
General
- Manufacturer: Heco
- Model: Professional 550
- Type: Loudspeaker
- Years of manufacture: 1978 - 1979
- Manufactured in: Federal Republic of Germany (West Germany)
- Color: Walnut, Black
- Dimensions: 460 x 290 x 220 mm (HxWxD)
- Weight: 9.5 kg / piece
- Original price approx.: 430 DM
Technical Data
- Type: 3-way closed, compact speaker
- Chassis:
- woofer: 1 x 230 mm (cone)
midrange driver: 1 x 50 mm (dome)
- tweeter: 1x 19 mm (dome)
- Power handling (nominal/music): 60 / 100 Watt
- Efficiency: 88 dB / 1 W / 1 m
- Frequency response: 30 - 25,000 Hz
- Transitional ranges: 700 / 4,000 Hz
- Impedance: 4 Ohm
Comments[edit]
- Other models in the same series:
- Heco Professional 250
- Heco Professional 450
- Heco Professional 550
- Heco Professional 650
Pictures[edit]
- Image: Heco Professional 550
- Picture: Heco Professional 550
- Picture: Heco Professional 550
