Difference between revisions of "Heco Professional 450"
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| − | == | + | == Data == |
| − | {{ | + | {{navigation}} |
| − | ''' | + | '''General''' |
| − | * | + | * Manufacturer: [[Heco]] |
| − | * | + | * Model: Professional 450 |
| − | * | + | * Type: Loudspeaker |
| − | * | + | * Years of manufacture: 1978 - 1979 |
| − | * | + | * Manufactured by: HECO Hennel + Co. GmbH - D-6384 Schmitten 1 |
| − | * | + | * Manufactured in: Federal Republic of Germany (West Germany) |
| − | * | + | * Colour: Walnut, Black |
| − | * | + | * Dimensions: 400 x 250 x 200 mm (HxWxD) |
| + | * Weight: 8 kg | ||
| + | * Original price approx.: 380 DM | ||
| − | ''' | + | '''Technical data''' |
| − | * | + | * Type: 3-way closed, compact speaker |
* Chassis: | * Chassis: | ||
| − | ** | + | ** Woofer: 1 x 200 mm |
| − | + | midrange driver: 1 x 38 mm (dome) | |
| − | ** | + | ** Tweeter: 1 x 19 mm (dome) |
| − | * | + | * Power handling (nominal/music power): 50 / 80 Watt |
| − | * | + | * Efficiency: 87 dB / 1 W / 1 m |
| − | * | + | * Frequency response: 35 - 25,000 Hz |
| − | * | + | * Transitional ranges: 1,000 / 3,500 Hz |
| − | * | + | * Impedance: 4 Ohm |
| − | + | == Comments == | |
| − | * | + | * Other models in the same series: |
| + | * [[Heco Professional 250]] | ||
| + | * [[Heco Professional 450]] | ||
| + | * [[Heco Professional 550]] | ||
| + | * [[Heco Professional 650]] | ||
| − | == | + | |
| − | + | == Pictures == | |
| − | + | * Picture: Heco Professional 450 | |
| − | |||
| − | |||
| − | |||
| − | |||
http://www.radiomuseum.org/images/radio/heco_pulheim/professional_650_564288.jpg | http://www.radiomuseum.org/images/radio/heco_pulheim/professional_650_564288.jpg | ||
| + | |||
| + | |||
| + | * Picture: Heco Professional 450 | ||
http://users.atw.hu/speeditor/images/heco-13.jpg | http://users.atw.hu/speeditor/images/heco-13.jpg | ||
| + | |||
| + | |||
| + | * Picture: Heco Professional 450 | ||
http://users.atw.hu/speeditor/images/heco-15.jpg | http://users.atw.hu/speeditor/images/heco-15.jpg | ||
| − | == | + | |
| + | == Reports == | ||
| + | |||
== Links == | == Links == | ||
| − | [[ | + | |
| + | [[Category:Loudspeaker]] | ||
Latest revision as of 06:50, 9 March 2020
Data[edit]
General
- Manufacturer: Heco
- Model: Professional 450
- Type: Loudspeaker
- Years of manufacture: 1978 - 1979
- Manufactured by: HECO Hennel + Co. GmbH - D-6384 Schmitten 1
- Manufactured in: Federal Republic of Germany (West Germany)
- Colour: Walnut, Black
- Dimensions: 400 x 250 x 200 mm (HxWxD)
- Weight: 8 kg
- Original price approx.: 380 DM
Technical data
- Type: 3-way closed, compact speaker
- Chassis:
- Woofer: 1 x 200 mm
midrange driver: 1 x 38 mm (dome)
- Tweeter: 1 x 19 mm (dome)
- Power handling (nominal/music power): 50 / 80 Watt
- Efficiency: 87 dB / 1 W / 1 m
- Frequency response: 35 - 25,000 Hz
- Transitional ranges: 1,000 / 3,500 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]
- Picture: Heco Professional 450
- Picture: Heco Professional 450
- Picture: Heco Professional 450
