Difference between revisions of "Bose 901 IV"
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| − | == | + | == Brief description == |
| − | + | The fourth edition of the [[Bose 901]], a direct and indirect radiating loudspeaker introduced as early as 1968, was introduced just two years after its predecessor. The speaker enclosure and HVC drivers were taken from the [[Bose 901 III|Series III]].<br /> | |
| − | + | The equalizer of the Series IV was heavily revised. The control range is now ±8 decibels. Visually, it differs by a continuous black stripe on the aluminum front. | |
| − | == | + | == Data == |
| − | {{ | + | {{navigation}} |
| − | ''' | + | '''General''' |
| − | * | + | * Manufacturer: [[Bose]] |
| − | * | + | * Model: 901 IV |
| − | * | + | * Type: Loudspeaker |
| − | * | + | * Years of manufacture: 1978 - 1985 |
| − | * | + | * Made in: USA |
| − | * | + | * Color: Walnut Nature |
| − | * | + | * Original price approx.: 2'798 DM (pair, incl. equalizer) |
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| − | ''' | + | '''Technical Data''' |
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| + | [[File:Bose 901 IV-Daten.jpg]] | ||
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| + | '''Special Features''' | ||
| + | * stand | ||
| + | * separate equalizer, which is looped in between preamplifier and power amplifier or via tape monitor | ||
| + | * special HVC loudspeaker chassis ("Helical Voice Coil") | ||
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| − | == | + | == Remarks == |
| + | * Other models of the same series (see link overview) | ||
| + | * [[Bose 301 II]] | ||
| + | * [[Bose 501]] | ||
| + | * [[Bose 601]] | ||
| + | * [[Bose 901]] | ||
| + | * [[Bose 901 II]] | ||
| + | * [[Bose 901 III]] | ||
| + | * [[Bose 901 IV]] | ||
| + | * [[Bose 901 V]] | ||
| + | * [[Bose 901 VI]] | ||
| + | * [[Bose 901 VI Limited]] | ||
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| + | == Pictures == | ||
| + | * Extract from brochure: Bose 901 | ||
| + | [[File:Bose 901-Prospekt-1.jpg]] | ||
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| + | == Reports == | ||
| + | * Stereoplay issue 01/1980 | ||
| + | * "It is amazing what sonority comes out of such a small speaker. I was particularly impressed by the powerful bass reproduction, with which low frequencies become physically tangible. Even doors start to vibrate and shelves to rattle. A bass drum stands in its full size in the room and makes the eardrum tremble. Besides the enormous bass reproduction I was struck by the oversized three-dimensionality artfully produced by this speaker. From a small living room the Bose conjures up a giant hall. The listener really believes he is standing in the middle of a concert hall." | ||
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== Links == | == Links == | ||
| − | * [http://www.hifimuseum.de/direct-reflecting-boxen.html Bose 901 | + | * [http://www.hifimuseum.de/bose-2-speaker.html Overview of the 901 variants at hifimuseum.de] |
| − | [[ | + | * [http://www.hifimuseum.de/direct-reflecting-boxen.html Bose 901 at hifimuseum.de] |
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| + | [[Category:Loudspeaker]] | ||
Latest revision as of 10:19, 31 May 2019
Brief description[edit]
The fourth edition of the Bose 901, a direct and indirect radiating loudspeaker introduced as early as 1968, was introduced just two years after its predecessor. The speaker enclosure and HVC drivers were taken from the Series III.
The equalizer of the Series IV was heavily revised. The control range is now ±8 decibels. Visually, it differs by a continuous black stripe on the aluminum front.
Data[edit]
General
- Manufacturer: Bose
- Model: 901 IV
- Type: Loudspeaker
- Years of manufacture: 1978 - 1985
- Made in: USA
- Color: Walnut Nature
- Original price approx.: 2'798 DM (pair, incl. equalizer)
Technical Data
Special Features
- stand
- separate equalizer, which is looped in between preamplifier and power amplifier or via tape monitor
- special HVC loudspeaker chassis ("Helical Voice Coil")
Remarks[edit]
- Other models of the same series (see link overview)
- Bose 301 II
- Bose 501
- Bose 601
- Bose 901
- Bose 901 II
- Bose 901 III
- Bose 901 IV
- Bose 901 V
- Bose 901 VI
- Bose 901 VI Limited
Pictures[edit]
- Extract from brochure: Bose 901
Reports[edit]
- Stereoplay issue 01/1980
- "It is amazing what sonority comes out of such a small speaker. I was particularly impressed by the powerful bass reproduction, with which low frequencies become physically tangible. Even doors start to vibrate and shelves to rattle. A bass drum stands in its full size in the room and makes the eardrum tremble. Besides the enormous bass reproduction I was struck by the oversized three-dimensionality artfully produced by this speaker. From a small living room the Bose conjures up a giant hall. The listener really believes he is standing in the middle of a concert hall."