Difference between revisions of "Revox A 78"
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__NOTOC__ | __NOTOC__ | ||
| − | == | + | == Data == |
| − | {{ | + | {{navigation}} |
| − | ''' | + | '''General''' |
| − | * | + | * Manufacturer: [[Revox]] |
| − | * | + | * Models: A 78 MK I, A 78 MK II |
| − | * | + | * Type: Integrated amplifier |
| − | * | + | * Years of manufacture: |
| − | ** A | + | ** A 78 MK I: 1971-1974 |
| − | ** A | + | ** A 78 MK II: 1974-1978 |
| − | * | + | * Manufactured in: Switzerland |
| − | * | + | * Colour: silver, grey |
| − | * | + | * Remote control: |
| − | * | + | * Power consumption: 520 W |
| − | * | + | * Dimensions: 415 mm × 160 mm × 245 mm (W × H × D) |
| − | * | + | * Weight: 8.2 kg |
| − | * | + | * Original price approx.: 1198 DM |
| − | ''' | + | '''Connections''' |
| − | * | + | * Number of inputs: |
| − | ** | + | ** Phono MM: 3.0 mV, 47 kOhm |
| − | ** | + | ** Phono crystal: 230 mV, 800 kOhm |
| − | ** | + | ** Microphone: 3.0 mV, 100 kOhm |
| − | * | + | ** Tuner: 100 mV, 100 kOhm |
| − | ** | + | ** Aux: 100 mV, 330 kOhm |
| − | ** | + | ** Tape Play 1, 2: 100 mV, 100 kOhm |
| + | Tape Play DIN 1, 2: 100 mV, 100 kOhm | ||
| + | ** Tape Monitor: 250 mV, 50 kOhm | ||
| + | * Number of outputs: | ||
| + | ** Tape Rec 1, 2: 175 mV, 50 kOhm | ||
| + | ** Tape Rec DIN: 30 mV, 80 kOhm | ||
| + | ** 2 headphones (6.3 mm jack): 5-16 Ohm | ||
| + | ** 2 pairs of loudspeakers | ||
| − | ''' | + | '''Technical Data''' |
| − | * | + | * Continuous power (at distortion) |
| − | + | ** 8 Ohm: 80 Watt (2 × 40 Watt) <0,1 % (10.00 Hz) <0,3 % in the range of 40-15.000 Hz | |
| − | ** | + | ** 4 ohms: 100 watts (2 × 50 watts) |
| − | + | * Dynamic power | |
| − | * | + | ** 8 Ohm: 140 Watt (2 × 70 Watt) |
| − | * | + | ** 4 Ohm: 160 Watt (2 × 80 Watt) |
| − | ** 2 | + | * Intermodulation: <0.3%, 250 Hz/8 kHz, 60 Hz/7000 Hz (4:1) |
| − | ** | + | * Damping factor: >20, corresponding to 26 dE1 at 8 ohms |
| − | * | + | * Frequency response: 20-20,000 Hz, ±1 dB |
| − | * | + | * Phono equalization: according to RIAA/IEC standard 50-15,000 Hz, ±l dB |
| − | * | + | * Power bandwidth: 10-40,000 Hz according to DIN 46500 |
| − | * | + | * Crosstalk attenuation: >60 dB (1000 Hz) for all RCA inputs |
| − | * | + | * Tone control: in 4 dB steps |
| − | * | + | Bass: ±12 dB at 60 Hz |
| − | * | + | ** Treble: ±12 dB at 12,000 Hz |
| − | + | ** Presence filter: +3.6 dB at 2500 Hz | |
| − | * | + | ** Bass filter: 12 dB per octave, -8 dB at 60 Hz |
| − | * | + | ** Treble filter: 12 dB per octave, -15 dB at 12,000 Hz |
| − | * | ||
| − | * | ||
| − | * | ||
| − | |||
| − | ''' | + | '''Features''' |
| − | * | + | * 2 headphone jacks |
| − | |||
| − | |||
| − | |||
| − | == | + | == Notes == |
| − | * | + | * Other models in the same series: |
* [[Revox A 76]] | * [[Revox A 76]] | ||
* [[Revox A 77]] | * [[Revox A 77]] | ||
| Line 67: | Line 67: | ||
| − | + | * [[Successor]] | |
| − | * | + | * [[Revox A 78 MK II]] |
| − | [[ | ||
| − | * | + | == Pictures == |
| − | [[ | + | * Picture: Revox A 78 |
| + | [[File:Revox A-78-1.jpg]] | ||
| − | * | + | * Extract from brochure: Revox A 76, A 77, A 78 |
| − | [[ | + | [[File:Revox A-78-MK II-1.jpg|1200px]] |
| − | == | + | * Picture: Revox A 78 MK II |
| + | [[File:Revox A-78-MK II-1.jpg|1200px]] | ||
| + | |||
| + | |||
| + | == Reports == | ||
| Line 86: | Line 90: | ||
| − | [[ | + | [[Category:Integrated amplifier]] |
Latest revision as of 08:24, 27 April 2020
Data[edit]
General
- Manufacturer: Revox
- Models: A 78 MK I, A 78 MK II
- Type: Integrated amplifier
- Years of manufacture:
- A 78 MK I: 1971-1974
- A 78 MK II: 1974-1978
- Manufactured in: Switzerland
- Colour: silver, grey
- Remote control:
- Power consumption: 520 W
- Dimensions: 415 mm × 160 mm × 245 mm (W × H × D)
- Weight: 8.2 kg
- Original price approx.: 1198 DM
Connections
- Number of inputs:
- Phono MM: 3.0 mV, 47 kOhm
- Phono crystal: 230 mV, 800 kOhm
- Microphone: 3.0 mV, 100 kOhm
- Tuner: 100 mV, 100 kOhm
- Aux: 100 mV, 330 kOhm
- Tape Play 1, 2: 100 mV, 100 kOhm
Tape Play DIN 1, 2: 100 mV, 100 kOhm
- Tape Monitor: 250 mV, 50 kOhm
- Number of outputs:
- Tape Rec 1, 2: 175 mV, 50 kOhm
- Tape Rec DIN: 30 mV, 80 kOhm
- 2 headphones (6.3 mm jack): 5-16 Ohm
- 2 pairs of loudspeakers
Technical Data
- Continuous power (at distortion)
- 8 Ohm: 80 Watt (2 × 40 Watt) <0,1 % (10.00 Hz) <0,3 % in the range of 40-15.000 Hz
- 4 ohms: 100 watts (2 × 50 watts)
- Dynamic power
- 8 Ohm: 140 Watt (2 × 70 Watt)
- 4 Ohm: 160 Watt (2 × 80 Watt)
- Intermodulation: <0.3%, 250 Hz/8 kHz, 60 Hz/7000 Hz (4:1)
- Damping factor: >20, corresponding to 26 dE1 at 8 ohms
- Frequency response: 20-20,000 Hz, ±1 dB
- Phono equalization: according to RIAA/IEC standard 50-15,000 Hz, ±l dB
- Power bandwidth: 10-40,000 Hz according to DIN 46500
- Crosstalk attenuation: >60 dB (1000 Hz) for all RCA inputs
- Tone control: in 4 dB steps
Bass: ±12 dB at 60 Hz
- Treble: ±12 dB at 12,000 Hz
- Presence filter: +3.6 dB at 2500 Hz
- Bass filter: 12 dB per octave, -8 dB at 60 Hz
- Treble filter: 12 dB per octave, -15 dB at 12,000 Hz
Features
- 2 headphone jacks
Notes[edit]
- Other models in the same series:
- Revox A 76
- Revox A 77
- Revox A 78
Pictures[edit]
- Picture: Revox A 78
- Extract from brochure: Revox A 76, A 77, A 78
- Picture: Revox A 78 MK II