Difference between revisions of "Technics RS-B 665"

(Bemerkungen)
(Änderung 227959 von 4now (Diskussion) rückgängig gemacht.)
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__NOTOC__
 
__NOTOC__
== Daten ==
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== Data ==
{{Navigation}}
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{{navigation}}
'''Allgemein'''
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'''General'''
* Hersteller:[[Technics]]
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* Manufacturer:[[Technics]]
* Modell: RS-B665
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* Model: RS-B665
* Typ: Einzel
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* Type: Single
* Baujahre: 1990-1991
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* Years of manufacture: 1990-1991
* Hergestellt in: Japan
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* Made in: Japan
* Farbe:
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* Color:
* Fernbedienung:
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* Remote control:
* Leistungsaufnahme: 21 W
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* Power consumption: 21 W
* Abmessungen: 430 x 135 x 290 mm
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* Dimensions: 430 x 135 x 290 mm
* Gewicht: 4,9 kg
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* Weight: 4,9 kg
* Neupreis ca.: 700 DM
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* Original price approx.: 700 DM
  
  
'''Anschlüsse'''
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'''Connections'''
* Anzahl der Eingänge: 2
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* Number of inputs: 2
 
**Line in
 
**Line in
 
**Mic
 
**Mic
 
   
 
   
* Anzahl der Ausgänge: 2
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* Number of outputs: 2
 
**Line OUT
 
**Line OUT
 
**Headphones  
 
**Headphones  
  
  
'''Technische Daten'''
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'''Specifications'''
* Tonköpfe:
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* Tone heads:
** Tonkopf aus Hartpermalloy
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** Tone head made of hard permalloy
** Doppelspalt- Ferritkopf
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** Double-gap ferrite head
* Motoren:
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* Motors:
** Quarz-Direktantrieb-Gleichstrommotor
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** Quartz direct drive DC motor.
** Gleichstrommotor
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** DC motor
* Gleichlaufschwankungen:0,05% (WRMS)
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* Synchronous speed variation:0.05% (WRMS)
* Bandarten:alle
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* Band types:all
* Frequenzgang:
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* Frequency Response:
**FE-Band: 30 Hz ~ 16 kHz (+/- 3 dB), 20 Hz ~ 16 kHz (DIN)
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**FE band: 30 Hz ~ 16 kHz (+/- 3 dB), 20 Hz ~ 16 kHz (DIN).
**CrO2: 30 Hz ~ 16 kHz (+/- 3 dB), 20 Hz ~ 17 kHz (DIN)
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CrO2: 30 Hz ~ 16 kHz (+/- 3 dB), 20 Hz ~ 17 kHz (DIN)
 
**Metal: 30 Hz ~ 18 kHz (+/- 3 dB), 20 Hz ~ 18 kHz (DIN)
 
**Metal: 30 Hz ~ 18 kHz (+/- 3 dB), 20 Hz ~ 18 kHz (DIN)
* Klirrfaktor:
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* Distortion factor:
* Signalrauschabstand:(Signalpegel = Vollaussteuerung; CrO2-Band)
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*Signal-to-noise ratio:(signal level = full scale; CrO2 band).
**mit Dolby C Rauschunterdrückung: 74 dB (CCIR)
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**with Dolby C noise reduction: 74 dB (CCIR)
**mit Dolby B Rauschunterdrückung: 66 dB (CCIR)
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with Dolby B noise reduction: 66 dB (CCIR)
**ohne Rauschunterdrückung: 56 dB (nach A bewertet)
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**without noise reduction: 56 dB (A-weighted)
* Auto-Reverse:
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* Auto Reverse:
* Titelsuchlauf: ja
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* Title search: yes
* Dolby:Dolby B und Dolby C
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* Dolby:Dolby B and Dolby C
* MPX-Filter:
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* MPX Filter:
 
* Fader:
 
* Fader:
* Pitch-Kontrolle:
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* Pitch control:
* CD-Synchro-Aufnahme:
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* CD Synchro Recording:
  
  
'''Besondere Ausstattungen'''
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'''Special Features'''
* Quarzgesteuerter Digital-Servo-Direktantriebsmotor
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* Quartz-controlled digital servo direct drive motor
* Linear Magne-Field-Class-AA-System
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* Linear Magne-Field Class AA system
* Phasenkompensationsschaltung
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* Phase compensation circuit
 
* Dolby B,C,HX-Pro
 
* Dolby B,C,HX-Pro
 
* APRS (Advanced Precise Rec-Level System)
 
* APRS (Advanced Precise Rec-Level System)
* TNRC-Chassis
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* TNRC chassis
* Logiksteuerung mit 2 Motoren
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* Logic control with 2 motors
* MPX-Filter
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* MPX Filter
 
* Bias Adjust
 
* Bias Adjust
* Linearer elektronischer Bandzähler
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* Linear electronic band counter
* Verbesserte Tonqualität sollte durch hochwertige PXS-Kondensatoren erreicht werden
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* Improved sound quality should be achieved by high quality PXS capacitors
* Mikrofon Eingang
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* Microphone input
  
== Bemerkungen ==
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== Remarks ==
  
Die "PXS"-Kondensatoren im Signalweg haben mittlerweile das Ende ihres Lebenszyklus erreicht, was sich durch Bassverlust, Kanalungleichheit und undifferenzierten Klang bemerkbar macht. Da diese Kondensatoren auch in der Stromversorgung verbaut sind, kann es mittelfristig auch zu Ausfällen durch Kurzschlüsse oder Brummstörungen durch Verlust der Siebwirklung kommen. Durch eine fachkundige Revision ist aber die ursprünglich sehr gute Tonqualität wieder herstellbar.  
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The "PXS" capacitors in the signal path have now reached the end of their life cycle, which is noticeable by bass loss, channel imbalance and undifferentiated sound. Since these capacitors are also installed in the power supply, in the medium term there may also be failures due to short circuits or hum disturbances due to loss of filter efficiency. However, the original very good sound quality can be restored by a professional revision.  
  
* Dauermagnet am Capstan kann sich lösen, besonders nach Transport. Führt zu schnellen Schleifgeräuschen! Alle DD Drive Laufwerke AR350
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* Permanent magnet on the Capstan can come loose, especially after transport. Leads to fast grinding noises! All DD Drive AR350
* Zittern im Ton: Schmiermittel der Wickeltellerachsen flockt aus! Mit Graphitfett neu schmieren<br />
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* Trembling in the sound: Lubricant of the winding plate axles flocculates! Re-lubricate with graphite grease<br />
* Ton leiert: Feder der Andruckrolle gibt nach. Pos. Nr. 120-1/ ET. Nr. RUW140ZC -> nicht mehr lieferbar
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* Sound leaks: Pressure roller spring gives way. Item no. 120-1/ ET. No. RUW140ZC -&gt; no longer available
* Aufgrund des Alters verspröden und brechen die Kunststoffelemente im Laufwerk zunehmend, die  Ritzel vom Umspulmotor platzen auf und rutschen ab => irreparabel
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* Due to age, the plastic elements in the running gear become increasingly brittle and break, the pinions of the rewind motor burst open and slip off =&gt; irreparable
* "''die  Ritzel vom Umspulmotor platzen auf und rutschen ab => irreparabel''" - das stimmt nicht mehr. Mittlerweile gibt das Teil problemlos auf Ebay zu kaufen. Wahrscheinlich 3D-Druck.
 
  
Weitere Modelle der gleichen Serie:
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Other models of the same series:
  
 
* [[Technics_RS-B_465|RS-B465]]
 
* [[Technics_RS-B_465|RS-B465]]
Line 85: Line 84:
 
* [[Technics_RS-B_965|RS-B965]]
 
* [[Technics_RS-B_965|RS-B965]]
  
== Bilder ==
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== Pictures ==
  
  
[[Datei:B665.JPG|1000px]]
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[[File:B665.JPG|1000px]]
  
 
<gallery>
 
<gallery>
Datei:Rsb665c.jpg|1
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File:Rsb665c.jpg|1
  
 
</gallery>
 
</gallery>
  
== Berichte ==
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== Reports ==
  
 
== Links ==
 
== Links ==
  
[[Kategorie:Kassettendecks]]
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[[Category:Cassette decks]]

Latest revision as of 12:48, 6 April 2020

Data[edit]

General

  • Manufacturer:Technics
  • Model: RS-B665
  • Type: Single
  • Years of manufacture: 1990-1991
  • Made in: Japan
  • Color:
  • Remote control:
  • Power consumption: 21 W
  • Dimensions: 430 x 135 x 290 mm
  • Weight: 4,9 kg
  • Original price approx.: 700 DM


Connections

  • Number of inputs: 2
    • Line in
    • Mic
  • Number of outputs: 2
    • Line OUT
    • Headphones


Specifications

  • Tone heads:
    • Tone head made of hard permalloy
    • Double-gap ferrite head
  • Motors:
    • Quartz direct drive DC motor.
    • DC motor
  • Synchronous speed variation:0.05% (WRMS)
  • Band types:all
  • Frequency Response:
    • FE band: 30 Hz ~ 16 kHz (+/- 3 dB), 20 Hz ~ 16 kHz (DIN).

CrO2: 30 Hz ~ 16 kHz (+/- 3 dB), 20 Hz ~ 17 kHz (DIN)

    • Metal: 30 Hz ~ 18 kHz (+/- 3 dB), 20 Hz ~ 18 kHz (DIN)
  • Distortion factor:
  • Signal-to-noise ratio:(signal level = full scale; CrO2 band).
    • with Dolby C noise reduction: 74 dB (CCIR)

with Dolby B noise reduction: 66 dB (CCIR)

    • without noise reduction: 56 dB (A-weighted)
  • Auto Reverse:
  • Title search: yes
  • Dolby:Dolby B and Dolby C
  • MPX Filter:
  • Fader:
  • Pitch control:
  • CD Synchro Recording:


Special Features

  • Quartz-controlled digital servo direct drive motor
  • Linear Magne-Field Class AA system
  • Phase compensation circuit
  • Dolby B,C,HX-Pro
  • APRS (Advanced Precise Rec-Level System)
  • TNRC chassis
  • Logic control with 2 motors
  • MPX Filter
  • Bias Adjust
  • Linear electronic band counter
  • Improved sound quality should be achieved by high quality PXS capacitors
  • Microphone input

Remarks[edit]

The "PXS" capacitors in the signal path have now reached the end of their life cycle, which is noticeable by bass loss, channel imbalance and undifferentiated sound. Since these capacitors are also installed in the power supply, in the medium term there may also be failures due to short circuits or hum disturbances due to loss of filter efficiency. However, the original very good sound quality can be restored by a professional revision.

  • Permanent magnet on the Capstan can come loose, especially after transport. Leads to fast grinding noises! All DD Drive AR350
  • Trembling in the sound: Lubricant of the winding plate axles flocculates! Re-lubricate with graphite grease
  • Sound leaks: Pressure roller spring gives way. Item no. 120-1/ ET. No. RUW140ZC -> no longer available
  • Due to age, the plastic elements in the running gear become increasingly brittle and break, the pinions of the rewind motor burst open and slip off => irreparable

Other models of the same series:

Pictures[edit]

B665.JPG

Reports[edit]

Links[edit]