Difference between revisions of "JVC QL-7"
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| − | {{ | + | __NOTOC__ |
| + | == Data == | ||
| + | {{navigation}} | ||
| + | '''General''' | ||
| + | * Manufacturer: [[JVC]] | ||
| + | * Model: QL-7 | ||
| + | * Type: Record player | ||
| + | * Years of manufacture: 1977 - 1981 | ||
| + | * Made in: Japan | ||
| + | * Color: depending on the country of delivery wood or black | ||
| + | * Dimensions (WxHxD): 477 x 162 x 401 mm | ||
| + | * Weight: 10,8 kg | ||
| + | * Original price approx.: 998 DM | ||
| − | |||
| − | |||
| − | http:// | + | '''Connections''' |
| + | * Outputs: without sound cell, only Cinch cable | ||
| + | |||
| + | |||
| + | '''Technical data''' | ||
| + | * Drive: 2-speed quartz direct drive | ||
| + | * Motor: 12- pole, 24- slot DC- servo motor type FG | ||
| + | * Motor control: Quartz controlled | ||
| + | * Speed detection: Super servo frequency generator | ||
| + | * Turntable: 2,2 Kg, 31,3 cm | ||
| + | * Speeds: 33,33 and 45 rpm | ||
| + | * Speed variation: 0,025 % WRMS | ||
| + | * Speed deviation: 0,002 %. | ||
| + | * Rotation per hour: 0.0001 % / h | ||
| + | * Channel separation: 25 dB (1 khz) | ||
| + | * Signal to noise ratio: 74 dB | ||
| + | * Load resistance: 47- 100 kohm | ||
| + | * Tonearm: tracing hold system, static balance, new gimbal support | ||
| + | * Fast stop time: less than 1 revolution | ||
| + | * Effective tonearm length: 245 mm | ||
| + | * Overhang: 15 mm | ||
| + | * Tracking force: 0 to 3 g | ||
| + | * Permissible cartridge weight with carrier: 14.5- 23.5 g | ||
| + | |||
| + | |||
| + | == Remarks == | ||
| + | * Oil-damped tonearm lever: yes | ||
| + | * Anti-skating device: yes | ||
| + | * Tonearm height adjustment: yes | ||
| + | |||
| + | |||
| + | == Remarks == | ||
| + | * Other models in the same series: | ||
| + | * [[JVC JL-A 20]] | ||
| + | * [[JVC JL-F 30]] | ||
| + | * [[JVC JL-A 40]] | ||
| + | * [[JVC JL-F 50]] | ||
| + | * [[JVC QL-5]] | ||
| + | * [[JVC QL-7]] | ||
| + | * [[JVC QL-8]] | ||
| + | * [[JVC QL-10]] | ||
| + | |||
| + | |||
| + | == Pictures == | ||
| + | * Picture: JVC QL-7 with wooden frame | ||
| + | [[File:jvc_ql_7_.jpg|Beschreibung]] | ||
| + | |||
| + | |||
| + | * Extract from brochure: JVC QL-7 | ||
| + | [[File:JVC QL-7-Prospekt-2.jpg]] | ||
| + | |||
| + | |||
| + | == Reports == | ||
| + | * JVC QL-7 consists of the components: | ||
| + | ** Motor base TT-71 | ||
| + | ** Tonearm variable, e.g. UA-5045 | ||
| + | ** Frame CL-P1 (depending on country) | ||
| + | |||
| + | |||
| + | == Links == | ||
| + | * External link turntable to the website "The Vintage Knob": [http://www.thevintageknob.org/jvc-QL-7.html] | ||
| + | |||
| + | * External link "Motorbase TT-71" to "The Vintage Knob" website: [http://www.thevintageknob.org/jvc-TT-81.html] | ||
| + | |||
| + | |||
| + | [[Category:Turntables]] | ||
Latest revision as of 08:23, 2 January 2021
Data[edit]
General
- Manufacturer: JVC
- Model: QL-7
- Type: Record player
- Years of manufacture: 1977 - 1981
- Made in: Japan
- Color: depending on the country of delivery wood or black
- Dimensions (WxHxD): 477 x 162 x 401 mm
- Weight: 10,8 kg
- Original price approx.: 998 DM
Connections
- Outputs: without sound cell, only Cinch cable
Technical data
- Drive: 2-speed quartz direct drive
- Motor: 12- pole, 24- slot DC- servo motor type FG
- Motor control: Quartz controlled
- Speed detection: Super servo frequency generator
- Turntable: 2,2 Kg, 31,3 cm
- Speeds: 33,33 and 45 rpm
- Speed variation: 0,025 % WRMS
- Speed deviation: 0,002 %.
- Rotation per hour: 0.0001 % / h
- Channel separation: 25 dB (1 khz)
- Signal to noise ratio: 74 dB
- Load resistance: 47- 100 kohm
- Tonearm: tracing hold system, static balance, new gimbal support
- Fast stop time: less than 1 revolution
- Effective tonearm length: 245 mm
- Overhang: 15 mm
- Tracking force: 0 to 3 g
- Permissible cartridge weight with carrier: 14.5- 23.5 g
Remarks[edit]
- Oil-damped tonearm lever: yes
- Anti-skating device: yes
- Tonearm height adjustment: yes
Remarks[edit]
- Other models in the same series:
- JVC JL-A 20
- JVC JL-F 30
- JVC JL-A 40
- JVC JL-F 50
- JVC QL-5
- JVC QL-7
- JVC QL-8
- JVC QL-10
Pictures[edit]
- Picture: JVC QL-7 with wooden frame
- Extract from brochure: JVC QL-7
Reports[edit]
- JVC QL-7 consists of the components:
- Motor base TT-71
- Tonearm variable, e.g. UA-5045
- Frame CL-P1 (depending on country)
Links[edit]
- External link turntable to the website "The Vintage Knob": [1]
- External link "Motorbase TT-71" to "The Vintage Knob" website: [2]