Difference between revisions of "Revox B 740"
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__NOTOC__ | __NOTOC__ | ||
| − | == | + | == Data == |
| − | {{ | + | {{navigation}} |
| − | ''' | + | '''General''' |
| − | * | + | * Manufacturer: [[Revox]] |
| − | * | + | * Model: B 740 |
| − | * | + | * Type: Stereo power amplifier |
| − | * | + | * Years of manufacture: 1976 - 1983 |
| − | * | + | * Manufactured in: Switzerland |
| − | * | + | * Color: Silver / Grey |
| − | * | + | * Remote control: |
| − | * | + | * Power consumption: 800 W max. |
| − | * | + | * Dimensions (WxHxD): 450 x 151 x 357 mm |
| − | * | + | * Weight: 20 kg |
| − | * | + | * Original price approx.: 3'500 DM |
| − | ''' | + | '''Connections''' |
| − | * | + | * Inputs: |
** Aux: | ** Aux: | ||
*** Cinch: 1 V (50 kOhm) | *** Cinch: 1 V (50 kOhm) | ||
*** XLR: | *** XLR: | ||
| − | * | + | * Outputs: |
| − | ** 2 | + | ** 2 pairs of speakers: DIN jacks or binding posts |
| − | ** | + | ** Headphones: 11.9 V, 100 Ohm (jack) |
| − | * | + | * Protective circuits: Overload (electronic) |
| − | ''' | + | '''Technical Data''' |
| − | * | + | * Continuous power (at distortion factor) |
** 8 Ohm: 2x 100 W (RMS, 20 - 20'000 Hz) | ** 8 Ohm: 2x 100 W (RMS, 20 - 20'000 Hz) | ||
** 4 Ohm: 2x 175 W | ** 4 Ohm: 2x 175 W | ||
| − | * | + | * Dynamic power |
** 8 Ohm: 2x 125 W | ** 8 Ohm: 2x 125 W | ||
** 4 Ohm: 2x 200 W | ** 4 Ohm: 2x 200 W | ||
| − | * | + | * Attenuation factor: 250 at 8 Ohm |
| − | * | + | * distortion: 0,1 % |
| − | * Intermodulation: 0 %, | + | * Intermodulation: 0 %, absolutely TIM-free |
| − | * | + | * Power bandwidth: 8 Hz to 75 kHz |
| − | * | + | * Frequency response over all: 20 Hz to 20 kHz (+0/-0.75 dB) |
| − | * | + | * Noise margin: |
| − | ** | + | ** for low level inputs: > 100 dB |
| − | ** | + | ** for high level inputs: < 100 dB |
| − | * Übersprechdämpfung: > 70 dB | + | * Übersprechdämpfung: >70</100> dB < 100 dB |
| − | * Subsonic | + | * Übersprechdämpfung: > |
| + | * Subsonic filter: - 3 dB at 16 Hz, 12 dB / octave | ||
| − | ''' | + | '''Special Features''' |
| − | * 2 | + | * 2 large VU meters |
| − | == | + | == Remarks == |
| − | * | + | * Other models in the same series: |
* [[Revox B 739]] | * [[Revox B 739]] | ||
* [[Revox B 740]] | * [[Revox B 740]] | ||
| − | == | + | == Pictures == |
| − | * | + | * Image: Revox B 740 |
| − | [[ | + | [[File:Revox-Endstufe B740.jpg]] |
| − | * | + | * Picture: Revox B 740 |
| − | [[ | + | [[File:Revox-Endstufe B740 back.jpg]] |
| − | == | + | * Extract from brochure: Revox B 739, B 740 |
| − | * | + | [[File:Revox B-739-740-Prospekt-1.jpg]] |
| + | |||
| + | |||
| + | == Reports == | ||
| + | * Report at "Mackers": [[https://www.mackern.de/index.php/2016/09/28/revox-b740/] | ||
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| − | [[ | + | [[Category:Power Amplifiers]]</100> |
| − | |||
Latest revision as of 01:46, 21 April 2019
Data[edit]
General
- Manufacturer: Revox
- Model: B 740
- Type: Stereo power amplifier
- Years of manufacture: 1976 - 1983
- Manufactured in: Switzerland
- Color: Silver / Grey
- Remote control:
- Power consumption: 800 W max.
- Dimensions (WxHxD): 450 x 151 x 357 mm
- Weight: 20 kg
- Original price approx.: 3'500 DM
Connections
- Inputs:
- Aux:
- Cinch: 1 V (50 kOhm)
- XLR:
- Aux:
- Outputs:
- 2 pairs of speakers: DIN jacks or binding posts
- Headphones: 11.9 V, 100 Ohm (jack)
- Protective circuits: Overload (electronic)
Technical Data
- Continuous power (at distortion factor)
- 8 Ohm: 2x 100 W (RMS, 20 - 20'000 Hz)
- 4 Ohm: 2x 175 W
- Dynamic power
- 8 Ohm: 2x 125 W
- 4 Ohm: 2x 200 W
- Attenuation factor: 250 at 8 Ohm
- distortion: 0,1 %
- Intermodulation: 0 %, absolutely TIM-free
- Power bandwidth: 8 Hz to 75 kHz
- Frequency response over all: 20 Hz to 20 kHz (+0/-0.75 dB)
- Noise margin:
- for low level inputs: > 100 dB
- for high level inputs: < 100 dB
- Übersprechdämpfung: >70</100> dB < 100 dB
- Übersprechdämpfung: >
- Subsonic filter: - 3 dB at 16 Hz, 12 dB / octave
Special Features
- 2 large VU meters
Remarks[edit]
- Other models in the same series:
- Revox B 739
- Revox B 740
Pictures[edit]
- Image: Revox B 740
- Picture: Revox B 740
- Extract from brochure: Revox B 739, B 740
Reports[edit]
- Report at "Mackers": [[1]
Links[edit]
</100>