Difference between revisions of "Kenwood KR-7050 / 7750"
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__NOTOC__ | __NOTOC__ | ||
− | == | + | == Data == |
− | {{ | + | {{navigation}} |
− | ''' | + | '''General''' |
− | * | + | * Manufacturer: [[Kenwood]] |
− | * | + | * Model: KR-7050 / KR-7750 (Black aluminium front) |
− | * | + | * Years of manufacture: 1979 - 1980 |
− | * | + | * Made in: Japan |
− | * | + | * Color: silver (KR-7050) black (KR-7750) |
− | * | + | * Remote control: no |
− | * | + | * Power consumption: 600 W (max) |
− | * | + | * Dimensions: 546 x 172 x 411 mm (WxHxD) |
− | * | + | * Weight: 17,2 kg |
− | * | + | * Original price approx.: 660 US-$ (1979), 1600 DM |
− | ''' | + | '''Connections''' |
− | * | + | * Number of inputs: |
** 1x Phono MM (Cinch): | ** 1x Phono MM (Cinch): | ||
** 2x Tape In (Cinch/DIN): | ** 2x Tape In (Cinch/DIN): | ||
** AUX (Cinch): 1 | ** AUX (Cinch): 1 | ||
− | ** | + | ** Microphone: |
** Dolby NR In | ** Dolby NR In | ||
− | ** | + | ** Antenna FM (75/300 Ohm), AM |
− | * | + | * Number of outputs: |
− | ** 2x Tape Out ( | + | ** 2x Tape Out (RCA/DIN): |
** FM Quadradial | ** FM Quadradial | ||
** Dolby NR Out | ** Dolby NR Out | ||
− | ** | + | ** Headphones (6.3 mm jack, front) |
− | ** 2 | + | ** 2 pairs of loudspeakers |
− | ''' | + | '''Technical Data''' |
− | '' | + | ''Amplifier'' |
− | * | + | * Continuous power (20-20,000 Hz) |
− | + | 8 Ohm: 2x 80 W, 2x 85 W at 1 kHz | |
− | + | 4 Ohm: 2x 100 W | |
− | |||
− | |||
− | |||
* Dynamic Power Output | * Dynamic Power Output | ||
+ | ** 8 Ohm: | ||
** 4 Ohm: 360 W | ** 4 Ohm: 360 W | ||
− | * | + | * Total harmonic distortion: |
− | * | + | * Attenuation Factor: |
− | * | + | * Frequency Response: |
− | ** | + | ** Preamplifier: |
− | ** | + | ** Power bandwidth: |
− | * | + | * Signal-to-noise ratio: |
− | ** Phono MM: 85 dB for 2 | + | ** Phono MM: 85 dB for 2.5 mV / 91 dB for 5.0 mV |
− | + | AUX, Tape: 108 dB for 200 mV | |
− | ** | + | ** Microphone: 72 dB for 2.2 mV |
− | * | + | * Stereo channel separation: |
− | * | + | * Tone control: |
− | ** Bass: ±12 dB | + | ** Bass: ±12 dB at 50 Hz |
− | ** | + | ** Mid: ±10 dB at 800 Hz |
− | + | Treble: ±12 dB at 15 kHz | |
* Loudness: 105 dB (100 Hz) | * Loudness: 105 dB (100 Hz) | ||
* High Filter: 5 kHz 6 dB/oct | * High Filter: 5 kHz 6 dB/oct | ||
* Subsonic Filter (DC Coupled off): 18 Hz 6 dB/oct | * Subsonic Filter (DC Coupled off): 18 Hz 6 dB/oct | ||
* Mute: FM Muting | * Mute: FM Muting | ||
− | * Direct/Line-Straight: | + | * Direct/Line-Straight: yes (Tone Defeat) |
''Tuner'' | ''Tuner'' | ||
− | * | + | * Reception: FM, MW |
− | * | + | * Frequencies: |
− | ** | + | ** FM: 87.5 - 108 MHz |
− | + | MW: 525 - 1605 kHz | |
− | * | + | * Frequency response: 20 - 15,000 Hz (+0/-1.5 dB, FM) |
− | * | + | * Input sensitivity: |
− | ** | + | ** FM: 1.5 µV (IHF) |
− | + | MW: 10 µV | |
− | + | Distortion factor: | |
− | ** | + | ** FM: 0.15% (mono), 0.2% (stereo). |
− | * | + | * Signal-to-noise ratio: |
− | ** | + | ** FM: 75 dB (mono), 70 dB (stereo) |
− | + | MW: 50 dB | |
− | * | + | * Channel separation: |
− | ** | + | ** FM: 45 dB (at 1 kHz) |
− | * | + | * Selectivity: (IHF) |
− | + | FM: 83 dB | |
− | ** MW: | + | ** MW: 35 dB |
− | * | + | * Equal wave selection: |
− | ** | + | ** FM: 1.3 dB |
− | * | + | * Spurious wave selection: |
− | ** | + | ** FM: 115 dB |
− | * | + | * Image frequency attenuation: |
− | ** | + | ** FM: 100 dB |
− | ** MW: | + | ** MW: 70 dB |
− | * | + | * IF attenuation: |
− | ** | + | ** FM: 115 dB |
− | + | * AM suppression: 60 dB | |
− | * AM | ||
− | |||
− | |||
− | |||
− | ''' | + | '''Special Features''' |
− | * | + | * Microphone input front |
+ | * Also available in black | ||
− | + | == Remarks == | |
− | --[[ | + | * Other models in the same series: |
− | + | ** [[Kenwood KR-2010]] | |
− | + | ** [[Kenwood KR-3010]] | |
− | * | + | ** [[Kenwood KR-4010]] |
+ | ** [[Kenwood KR-5010]] | ||
** [[Kenwood KR-7050 / 7750]] | ** [[Kenwood KR-7050 / 7750]] | ||
** [[Kenwood KR-8050 / 8850]] | ** [[Kenwood KR-8050 / 8850]] | ||
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− | == | + | == Pictures == |
+ | * Picture: Kenwood KR-7050 | ||
+ | [[File:Kenwood KR-7050-1.jpg|1000px]] | ||
+ | |||
+ | |||
+ | == Reviews == | ||
+ | * Review by "Good Old Hifi": [[http://www.good-old-hifi.de/kenwood_kr-7050/]] | ||
− | |||
== Links == | == Links == | ||
− | [[ | + | [[Category:Receiver]] |
Latest revision as of 07:23, 17 September 2019
Data[edit]
General
- Manufacturer: Kenwood
- Model: KR-7050 / KR-7750 (Black aluminium front)
- Years of manufacture: 1979 - 1980
- Made in: Japan
- Color: silver (KR-7050) black (KR-7750)
- Remote control: no
- Power consumption: 600 W (max)
- Dimensions: 546 x 172 x 411 mm (WxHxD)
- Weight: 17,2 kg
- Original price approx.: 660 US-$ (1979), 1600 DM
Connections
- Number of inputs:
- 1x Phono MM (Cinch):
- 2x Tape In (Cinch/DIN):
- AUX (Cinch): 1
- Microphone:
- Dolby NR In
- Antenna FM (75/300 Ohm), AM
- Number of outputs:
- 2x Tape Out (RCA/DIN):
- FM Quadradial
- Dolby NR Out
- Headphones (6.3 mm jack, front)
- 2 pairs of loudspeakers
Technical Data
Amplifier
- Continuous power (20-20,000 Hz)
8 Ohm: 2x 80 W, 2x 85 W at 1 kHz 4 Ohm: 2x 100 W
- Dynamic Power Output
- 8 Ohm:
- 4 Ohm: 360 W
- Total harmonic distortion:
- Attenuation Factor:
- Frequency Response:
- Preamplifier:
- Power bandwidth:
- Signal-to-noise ratio:
- Phono MM: 85 dB for 2.5 mV / 91 dB for 5.0 mV
AUX, Tape: 108 dB for 200 mV
- Microphone: 72 dB for 2.2 mV
- Stereo channel separation:
- Tone control:
- Bass: ±12 dB at 50 Hz
- Mid: ±10 dB at 800 Hz
Treble: ±12 dB at 15 kHz
- Loudness: 105 dB (100 Hz)
- High Filter: 5 kHz 6 dB/oct
- Subsonic Filter (DC Coupled off): 18 Hz 6 dB/oct
- Mute: FM Muting
- Direct/Line-Straight: yes (Tone Defeat)
Tuner
- Reception: FM, MW
- Frequencies:
- FM: 87.5 - 108 MHz
MW: 525 - 1605 kHz
- Frequency response: 20 - 15,000 Hz (+0/-1.5 dB, FM)
- Input sensitivity:
- FM: 1.5 µV (IHF)
MW: 10 µV Distortion factor:
- FM: 0.15% (mono), 0.2% (stereo).
- Signal-to-noise ratio:
- FM: 75 dB (mono), 70 dB (stereo)
MW: 50 dB
- Channel separation:
- FM: 45 dB (at 1 kHz)
- Selectivity: (IHF)
FM: 83 dB
- MW: 35 dB
- Equal wave selection:
- FM: 1.3 dB
- Spurious wave selection:
- FM: 115 dB
- Image frequency attenuation:
- FM: 100 dB
- MW: 70 dB
- IF attenuation:
- FM: 115 dB
- AM suppression: 60 dB
Special Features
- Microphone input front
- Also available in black
Remarks[edit]
- Other models in the same series:
Pictures[edit]
- Picture: Kenwood KR-7050
Reviews[edit]
- Review by "Good Old Hifi": [[1]]