Difference between revisions of "ATL HD 311"
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| − | + | __NOTOC__ | |
| + | == Data == | ||
| + | '''General''' | ||
| + | * Manufacturer: [[ATL]] | ||
| + | * Model: HD 311 | ||
| + | * Years of manufacture: 1987-1989 | ||
| + | * Made in: Germany | ||
| + | * Colors: | ||
| + | * Dimensions 246 x 906 x 373 mm (W x H x D). | ||
| + | * Weight: | ||
| + | * Original price approx.: DM 1.100,--/piece | ||
| − | |||
| − | |||
| − | + | '''Technical Data''' | |
| − | * | + | * Type: 3-way with horn resonator |
| − | * | + | * Chassis: |
| − | * | + | ** woofer: 2x 162 mm [[Westra]] SW 180-808, 8 Ohm |
| + | ** midrange: 87 mm [[Seas]] 10 F-M H084, 8 Ohm | ||
| + | ** tweeter: 28 mm modified [[Isophon]] KK10 fabric dome tweeter, 4 ohms. | ||
| + | * Power handling (rated/music b.): 110 watts. | ||
| + | * Efficiency: | ||
| + | * Frequency response: 21 - 23,000 Hz. | ||
| + | * Transitional ranges: 130 Hz (horn resonator)/1650/6100 Hz | ||
| + | * Impedance: 6 Ohm | ||
| − | == | + | |
| − | * | + | '''Special Features''' |
| − | + | * Horn resonator | |
| − | + | * ''Acoustically Active'' crossover: | |
| − | + | ** HT: 2nd order high pass, 3.3 uF | 0.15 mH | |
| − | [[ | + | ** MT: 1st order high pass, 4.7 uF. |
| + | ** TT: low pass 1st order, approx. 0.9 mH | ||
| + | |||
| + | == Remarks == | ||
| + | Other models of the same series: | ||
| + | * [[ATL HD 304 S|HD 304 S]] | ||
| + | * [[ATL HD 306 S|HD 306 S]] | ||
| + | * [[ATL HD 308 S|HD 308 S]] | ||
| + | * [[ATL HD 309|HD 309]] | ||
| + | * [[ATL HD 310 S|HD 310 S]] | ||
| + | * [[ATL HD 311|HD 311]] | ||
| + | * [[ATL HD 312 S|HD 312 S]] | ||
| + | * [[ATL HD 313|HD 313]] | ||
| + | * [[ATL HD 316|HD 316]] | ||
| + | |||
| + | |||
| + | == Images == | ||
| + | [[image:ATL HD 311 f.jpg]] | ||
| + | [[image:ATL HD 311 f2.jpg]] | ||
| + | [[image:ATL HD 311 l.jpg]] | ||
| + | [[image:ATL HD 311 l2.jpg]] | ||
| + | [[image:ATL HD 311 u.jpg]] | ||
| + | [[image:ATL HD 311 s.jpg]] | ||
| + | [[image:ATL HD 311 b.jpg]] | ||
| + | [[Image:Atlhd311.jpg]] | ||
| + | |||
| + | == Reports == | ||
| + | |||
| + | == Links == | ||
| + | |||
| + | [[Category:Loudspeaker]] | ||
Latest revision as of 10:44, 28 November 2025
Data
General
- Manufacturer: ATL
- Model: HD 311
- Years of manufacture: 1987-1989
- Made in: Germany
- Colors:
- Dimensions 246 x 906 x 373 mm (W x H x D).
- Weight:
- Original price approx.: DM 1.100,--/piece
Technical Data
- Type: 3-way with horn resonator
- Chassis:
- Power handling (rated/music b.): 110 watts.
- Efficiency:
- Frequency response: 21 - 23,000 Hz.
- Transitional ranges: 130 Hz (horn resonator)/1650/6100 Hz
- Impedance: 6 Ohm
Special Features
- Horn resonator
- Acoustically Active crossover:
- HT: 2nd order high pass, 3.3 uF | 0.15 mH
- MT: 1st order high pass, 4.7 uF.
- TT: low pass 1st order, approx. 0.9 mH
Remarks
Other models of the same series:
Images
