Difference between revisions of "JVC SEA-7070"
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__NOTOC__ | __NOTOC__ | ||
| − | == | + | == Data == |
| − | {{ | + | {{navigation}} |
| − | ''' | + | '''General''' |
| − | * | + | * Manufacturer: [[JVC]] |
| − | * | + | * Model: SEA-7070 |
| − | * | + | * Model series: Laboratory |
| − | * | + | * Type: S.E.A. Graphic Equalizer |
| − | * | + | * Years of manufacture: 1977 - 1980 |
| − | * | + | * Manufactured in: Japan |
| − | * | + | * Color: Aluminum front, housing gray metallic |
| − | * | + | * Power consumption: |
| − | * | + | * Dimensions (WxHxD): 420 x 160 x 344 mm |
| − | * | + | * Weight: 8.6 kg |
| − | * | + | * Original price approx.: 2'100 DM |
| − | ''' | + | '''Connections''' |
| − | * | + | * Number of inputs: 5 |
| − | * | + | * Input impedances: |
** Line In: 50 kOhm | ** Line In: 50 kOhm | ||
** Tape-1 Play: 50 kOhm | ** Tape-1 Play: 50 kOhm | ||
| Line 24: | Line 24: | ||
** Tape-1 (DIN) Play: 50 kOhm | ** Tape-1 (DIN) Play: 50 kOhm | ||
** Tape-2 (DIN) Play: 50 kOhm | ** Tape-2 (DIN) Play: 50 kOhm | ||
| − | * | + | * Output impedances: |
| − | ** Tape-1 Rec: 330 | + | ** Tape-1 Rec: 330 ohms |
** Tape-2 Rec: 330 Ohm | ** Tape-2 Rec: 330 Ohm | ||
** Tape-1 (DIN) Rec: 80 kOhm | ** Tape-1 (DIN) Rec: 80 kOhm | ||
** Tape-2 (DIN) Rec: 80 kOhm | ** Tape-2 (DIN) Rec: 80 kOhm | ||
| − | + | Variable level: 330 Ohm | |
| − | * | + | * Number of outputs: 2 |
** Line 1,2: 2 V/max. 8 V | ** Line 1,2: 2 V/max. 8 V | ||
| − | ''' | + | '''Technical Data''' |
| − | * | + | * Frequency response: 20 Hz to 100 kHz |
| − | * | + | * Distortion factor: < 0,005% (bei 2 V Ausgang) |
| − | * Signalrauschabstand: > 118 dB | + | * Signalrauschabstand: >118 dB at 2 V output voltage |
| − | * | + | * Crosstalk attenuation: 80 dB |
| − | * | + | * Tone control with 10 sliders each L + R |
| − | * Equalizer | + | * Equalizer center frequencies: |
| − | ** 25 Hz, 31 | + | ** 25 Hz, 31.5 Hz, 40 Hz, 50 Hz, 63 Hz, 80 Hz, 100 Hz, 125 Hz, 160 Hz, 200 Hz, 250 Hz, 315 Hz, 400 Hz, 500 Hz, 630 Hz, 800 Hz, 1 kHz, 1.25 kHz, 1.6 kHz, 2 kHz, 2.5 kHz, 3.15 kHz, 4 kHz, 5 kHz, 6.3 kHz, 8 kHz, 10 kHz, 12.5 kHz, 16 kHz, 20 kHz |
| − | ** | + | ** Additional center frequencies: 22.4, 45, 90, 180, 355, 710 Hz, 1.4, 2.8, 5.6, 11.2, 22.4 kHz |
| − | ** | + | ** Control range ± 6 dB, ± 12 dB, switchable (1 or 2 dB steps) |
| − | ''' | + | '''Special Features''' |
| − | * | + | * Slider for L + R separately |
| − | * | + | * Slider for Additional Control separate for L + R |
| − | * Bypass | + | * Bypass switch |
| − | * | + | * Volume cut switchable: 0 dB, - 6 dB |
| − | + | SEA effect: on / off | |
| − | * SEA | + | * SEA recording selector: Line In, Tape 1 --> 2, Tape 2 --> 1 |
| − | * SEA | + | * SEA output selector: Line, Tape 1, Tape 2, Rec Source |
| − | == | + | == Remarks == |
| − | * | + | * Other models of the same series: |
* JVC Equalizer SEA-20GL | * JVC Equalizer SEA-20GL | ||
** [[JVC SEA-20]] | ** [[JVC SEA-20]] | ||
| Line 70: | Line 70: | ||
| − | == | + | == Pictures == |
| + | * JVC SEA-7070 front | ||
| + | [[File:JVC SEA-7070-1.jpg]] | ||
| + | |||
| + | |||
* JVC SEA-7070 Front | * JVC SEA-7070 Front | ||
| − | [[ | + | [[File:JVC SEA-History-Prospekt-1.jpg]] |
| + | |||
| − | * JVC SEA-7070 | + | * JVC SEA-7070 rear |
| − | [[ | + | [[File:JVC SEA-History-Prospekt-1.jpg]] |
| − | * | + | * Excerpt from brochure: JVC Equalizer History |
| − | [[ | + | [[File:JVC SEA-History-Prospekt-1.jpg]] |
| − | == | + | == Reports == |
== Links == | == Links == | ||
| − | * | + | * External link JVC catalog on website "Hifi Archive": [http://www.hifi-archiv.info/JVC/1980/jvc16.jpg] |
| − | * | + | * External link JVC data sheet on website "Hifi Archive": [http://www.hifi-archiv.info/JVC/1980/jvc34.jpg] |
| − | [[ | + | [[Category:Equalizer]]</0,005%> |
Latest revision as of 11:38, 27 November 2020
Data[edit]
General
- Manufacturer: JVC
- Model: SEA-7070
- Model series: Laboratory
- Type: S.E.A. Graphic Equalizer
- Years of manufacture: 1977 - 1980
- Manufactured in: Japan
- Color: Aluminum front, housing gray metallic
- Power consumption:
- Dimensions (WxHxD): 420 x 160 x 344 mm
- Weight: 8.6 kg
- Original price approx.: 2'100 DM
Connections
- Number of inputs: 5
- Input impedances:
- Line In: 50 kOhm
- Tape-1 Play: 50 kOhm
- Tape-2 Play: 50 kOhm
- Tape-1 (DIN) Play: 50 kOhm
- Tape-2 (DIN) Play: 50 kOhm
- Output impedances:
- Tape-1 Rec: 330 ohms
- Tape-2 Rec: 330 Ohm
- Tape-1 (DIN) Rec: 80 kOhm
- Tape-2 (DIN) Rec: 80 kOhm
Variable level: 330 Ohm
- Number of outputs: 2
- Line 1,2: 2 V/max. 8 V
Technical Data
- Frequency response: 20 Hz to 100 kHz
- Distortion factor: < 0,005% (bei 2 V Ausgang)
- Signalrauschabstand: >118 dB at 2 V output voltage
- Crosstalk attenuation: 80 dB
- Tone control with 10 sliders each L + R
- Equalizer center frequencies:
- 25 Hz, 31.5 Hz, 40 Hz, 50 Hz, 63 Hz, 80 Hz, 100 Hz, 125 Hz, 160 Hz, 200 Hz, 250 Hz, 315 Hz, 400 Hz, 500 Hz, 630 Hz, 800 Hz, 1 kHz, 1.25 kHz, 1.6 kHz, 2 kHz, 2.5 kHz, 3.15 kHz, 4 kHz, 5 kHz, 6.3 kHz, 8 kHz, 10 kHz, 12.5 kHz, 16 kHz, 20 kHz
- Additional center frequencies: 22.4, 45, 90, 180, 355, 710 Hz, 1.4, 2.8, 5.6, 11.2, 22.4 kHz
- Control range ± 6 dB, ± 12 dB, switchable (1 or 2 dB steps)
Special Features
- Slider for L + R separately
- Slider for Additional Control separate for L + R
- Bypass switch
- Volume cut switchable: 0 dB, - 6 dB
SEA effect: on / off
- SEA recording selector: Line In, Tape 1 --> 2, Tape 2 --> 1
- SEA output selector: Line, Tape 1, Tape 2, Rec Source
Remarks[edit]
- Other models of the same series:
- JVC Equalizer SEA-20GL
- JVC Equalizer SEA-50
- JVC Equalizer SEA-70
- JVC Equalizer SEA-80
- JVC Equalizer SEA-7070
Pictures[edit]
- JVC SEA-7070 front
- JVC SEA-7070 Front
- JVC SEA-7070 rear
- Excerpt from brochure: JVC Equalizer History
Reports[edit]
Links[edit]
- External link JVC catalog on website "Hifi Archive": [1]
![[1]](http://www.hifi-archiv.info/JVC/1980/jvc16.jpg){kind=link}
- External link JVC data sheet on website "Hifi Archive": [2]</0,005%>
![[2]](http://www.hifi-archiv.info/JVC/1980/jvc34.jpg){kind=link}