Difference between revisions of "Technics RS-BX 828"

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== Daten ==
+
__NOTOC__
RS-BX828<br />
+
== Data ==
Dreikopf-Cassettendeck mit quartzgeregeltem Direktantrieb und Doppel-Capstan<br />
+
{{navigation}}
* Quartzgesteuerter Digital-Servo-Direktantriebsmotor
+
'''General'''
* Dreikopfbestückung mit Tonkopfspulen aus hochreinem PC-OCC-Kupfer
+
* Manufacturer: [[Technics]]
* Geschlossene Bandführung und Doppel-Capstan-Antrieb
+
* Model: RS-BX 828
* Linear-Magne-Field-Class-AA-System
+
* Type: Cassette Tape Deck
* Zwei separate Dolby-Schaltungen
+
* Years of manufacture: 1992 - 1993
 +
* Made in: Osaka, Japan
 +
* Color: Black
 +
* Remote control: Yes (included)
 +
* Power consumption: 22 W
 +
Dimensions: 430 x 135 x 300 mm (WxHxD)
 +
* Weight: 5.3 kg
 +
* Original price approx.: 849 DM
 +
 
 +
 
 +
'''Connections'''
 +
* Inputs:
 +
** CD Direct In: No
 +
** Line In: 2xRCA, 60 mV/47 kOhm.
 +
*Outputs:
 +
** Headphones: 6.3mm jack, Gold plated, 125 mV/8 ohms (8 ohms ~ 600 ohms).
 +
** Line Out: 2xCinch, 400 mV/800 Ohm
 +
 
 +
 
 +
 
 +
'''Technical Data'''
 +
* Sound heads:3 - 1 permalloy recording head, 1 permalloy playback head, 1 ferrite double gap erasing head.
 +
* Motors: 1 quartz direct-drive motor for the sound shaft, 2 DC motors, 1 DC motor for opening and closing the cassette compartment.
 +
* Synchronisation fluctuations: 0.03% (WRMS) ; +/- 0.09% (DIN)
 +
* Tape types: FE, CrO2, pure iron tape
 +
* Frequency response:
 +
**FE band: 30 Hz ~ 17 kHz, +/- 3dB.
 +
**CrO2: 30 Hz ~ 18 kHz, +/- 3dB
 +
**Metal: 30 Hz ~ 19 kHz, +/- 3dB
 +
* Distortion factor: n.a.
 +
* 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: 57 dB (A-weighted)
 +
* Auto Reverse: no
 +
* Title search: yes
 +
* Dolby HX PRO: Dolby B, Dolby C
 +
* MPX Filter: yes
 +
* Fader: No
 +
* Pitch control: No
 +
* CD Direct Recording: No
 +
 
 +
 
 +
'''Special Features'''
 +
* Quartz-controlled digital servo direct drive motor
 +
* Three-head assembly with audio head coils made of high-purity PC-OCC copper
 +
* Closed loop tape guide and double capstan drive
 +
* Linear Magne Field Class AA system
 +
* Two separate Dolby circuits
 
* Dolby HX Pro
 
* Dolby HX Pro
 
* APRS ("Advanced Precise Rec-Level System")
 
* APRS ("Advanced Precise Rec-Level System")
* TPS - Titelsuchlauf
+
* TPS - Title Search
* TNRC-Chassisgrundplatte ("Technics Non-Resonant Compound")
+
* TNRC ( Technics Non-Resonant Compound) chassis baseplate
* Logiksteuerung mit zwei Motoren
+
* Logic control with two motors
* Motorbetriebenes Kassettenfach
+
* Motor-driven cassette compartment
* Linearer FL-Bandzähler/Spielzeitanzeige
+
* Linear FL tape counter/play time display
* FL-Spitzenpegelanzeige für zwei Bereiche
+
* FL peak level meter for two ranges
 
* Rec. Calibration Generator (400Hz/10kHz)
 
* Rec. Calibration Generator (400Hz/10kHz)
* Bias- und Aufnahmepegel-Kalibrierung
+
* Bias and recording level calibration
* Fernbedienbar über Technics-Verstärker (SU-VX720/VX620)
+
* Remote control via supplied IR remote control
 +
* Manual bias adjustment and additional recording level calibration for left and right via integrated test tone generator (10 kHz bias / 400 Hz level calibration)
 +
* Memory Stop, repeat function<->AB up to 16x
 +
* Real time counter, switchable to normal tape counter
  
=== Allgemein ===
 
* Hersteller: Technics
 
* Modell: RS-BX828
 
* Typ: Dreikopf Stereocassettendeck mit Hinterbandkontrolle
 
* Baujahre:
 
* Hergestellt in: Osaka, Japan
 
* Farbe: schwarz
 
* Fernbedienung: Ja (im Lieferumfang enthalten)
 
* Fernbedienbar: Ja
 
* Leistungsaufnahme: 22 W
 
* Abmessungen: Breite 430 mm, Höhe 135 mm, Tiefe 300 mm
 
* Gewicht: 5,3 kg
 
* Neupreis ca.: 849,- DM
 
  
=== Anschlüsse ===
 
==== Eingänge: ====
 
* CD Direct In: Nein
 
* Line In: 2xCinch, 60 mV/47 kOhm
 
==== Ausgänge: ====
 
* Kopfhörer: 6,3mm Klinke, Vergoldet, 125 mV/8 Ohm (8 Ohm ~ 600 Ohm)
 
* Line Out: 2xCinch, 400 mV/800 Ohm
 
  
=== Technische Daten ===
+
== Remarks ==
* Tonköpfe: 1 Aufnahmekopf aus Permalloy, 1 Wiedergabekopf aus Permalloy, 1 Ferrit-Doppelspalt-Löschkopf
+
'''Occurring errors:'''
* Aufnahmesystem: Wechselstrom- Vormagnetisierung
+
* No sound, no recording:C619, C620, C621, C622 &amp; C624 -&gt; replace 1000uF-10V.
* Vormagnetisierungsfrequenz: 80 kHz
+
* Permanent magnet on capstan can come loose, especially after transport. Leads to fast grinding noises! All DD Drive AR350
* Löschsystem: Wechselstrom
+
* Trembling in the sound: Lubricant of the winding plate axles flocculates! Re-lubricate with graphite grease<br />
* Motoren: 1 Quarz-Direktgetriebener Motor für die Tonwelle, 2 Gleichstrommotoren, 1 Gleichstrommotor für das Öffnen und Schließen des Cassettenfachs.
+
* Sound leaks: Pressure roller spring gives way. Item no. 120-1/ ET. No. RUW140ZC -&gt; no longer available
* Gleichlaufschwankungen: 0,03% (WRMS) ; +/- 0,09% (DIN)
+
* Due to age, the plastic elements in the running gear become increasingly brittle and break, the pinions of the rewinding motor burst open and slip off =&gt; irreparable
* Bandarten: FE, CrO2, Reineisenband
+
 
* Frequenzgang:
+
'''For your attention'''
:FE-Band: 30 Hz ~ 17 kHz, +/- 3dB ; 20 Hz ~ 18 kHz (DIN)
+
Due to the age, the plastic elements in the drive become increasingly brittle and break, the pinions of the rewinding motor burst open and slip off =&gt; irreparable
:CrO2: 30 Hz ~ 18 kHz, +/- 3dB ; 20 Hz ~ 19 kHz (DIN)
+
 
:Metal: 30 Hz ~ 19 kHz, +/- 3dB ; 20 Hz ~ 20 kHz (DIN)
+
 
* Klirrfaktor: n.a.
+
 
* Signalrauschabstand: (Signalpegel = Vollaussteuerung; CrO2-Band)
+
 
:mit Dolby C Rauschunterdrückung: 74 dB (CCIR)
+
 
:mit Dolby B Rauschunterdrückung: 66 dB (CCIR)
+
Other models in the same series:
:ohne Rauschunterdrückung: 57 dB (nach A bewertet)
+
* [[Technics_RS-BX_626|RS-B626]]
* Auto-Reverse: nein
+
* [[Technics_RS-BX_727|RS-B727]]
* Titelsuchlauf: ja
+
* [[Technics_RS-BX_828|RS-B828]]
* Dolby HX PRO: Dolby B, Dolby C
+
 
* MPX-Filter: ja
+
== Pictures ==
* Fader: Nein
+
 
* Pitch-Kontrolle: Nein
+
[[File:Rsbx828b.jpg]]
* CD-Direkt-Aufnahme: Nein
+
 
 +
== Reports ==
 +
 
 +
== Links ==
  
=== Besondere Ausstattungen ===
+
[[Category:Cassette decks]]</->
* Manuelle Bias Einstellung und zusätzliche Aufnahmepegeleichung für Links und Rechts mittels integriertem Testongenerator (10 kHz Bias / 400 Hz Leveleichung)
 
* Memory Stop, Repeatfunktion A<->B bis zu 16x
 
* Echtzeitzählwerk, umschaltbar auf normales Bandzählwerk
 
* Aufnahmepegelfunktion (APRS), dient nur zum besseren Aussteuern
 
* TNRC (Technics Non-Resonant Compound) -> Spezielle Bodenplatte zum absorbieren von Erschütterungen
 

Latest revision as of 01:08, 5 June 2020

Data[edit]

General

  • Manufacturer: Technics
  • Model: RS-BX 828
  • Type: Cassette Tape Deck
  • Years of manufacture: 1992 - 1993
  • Made in: Osaka, Japan
  • Color: Black
  • Remote control: Yes (included)
  • Power consumption: 22 W

Dimensions: 430 x 135 x 300 mm (WxHxD)

  • Weight: 5.3 kg
  • Original price approx.: 849 DM


Connections

  • Inputs:
    • CD Direct In: No
    • Line In: 2xRCA, 60 mV/47 kOhm.
  • Outputs:
    • Headphones: 6.3mm jack, Gold plated, 125 mV/8 ohms (8 ohms ~ 600 ohms).
    • Line Out: 2xCinch, 400 mV/800 Ohm


Technical Data

  • Sound heads:3 - 1 permalloy recording head, 1 permalloy playback head, 1 ferrite double gap erasing head.
  • Motors: 1 quartz direct-drive motor for the sound shaft, 2 DC motors, 1 DC motor for opening and closing the cassette compartment.
  • Synchronisation fluctuations: 0.03% (WRMS) ; +/- 0.09% (DIN)
  • Tape types: FE, CrO2, pure iron tape
  • Frequency response:
    • FE band: 30 Hz ~ 17 kHz, +/- 3dB.
    • CrO2: 30 Hz ~ 18 kHz, +/- 3dB
    • Metal: 30 Hz ~ 19 kHz, +/- 3dB
  • Distortion factor: n.a.
  • 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: 57 dB (A-weighted)
  • Auto Reverse: no
  • Title search: yes
  • Dolby HX PRO: Dolby B, Dolby C
  • MPX Filter: yes
  • Fader: No
  • Pitch control: No
  • CD Direct Recording: No


Special Features

  • Quartz-controlled digital servo direct drive motor
  • Three-head assembly with audio head coils made of high-purity PC-OCC copper
  • Closed loop tape guide and double capstan drive
  • Linear Magne Field Class AA system
  • Two separate Dolby circuits
  • Dolby HX Pro
  • APRS ("Advanced Precise Rec-Level System")
  • TPS - Title Search
  • TNRC ( Technics Non-Resonant Compound) chassis baseplate
  • Logic control with two motors
  • Motor-driven cassette compartment
  • Linear FL tape counter/play time display
  • FL peak level meter for two ranges
  • Rec. Calibration Generator (400Hz/10kHz)
  • Bias and recording level calibration
  • Remote control via supplied IR remote control
  • Manual bias adjustment and additional recording level calibration for left and right via integrated test tone generator (10 kHz bias / 400 Hz level calibration)
  • Memory Stop, repeat function<->AB up to 16x
  • Real time counter, switchable to normal tape counter


Remarks[edit]

Occurring errors:

  • No sound, no recording:C619, C620, C621, C622 & C624 -> replace 1000uF-10V.
  • Permanent magnet on 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 rewinding motor burst open and slip off => irreparable

For your attention Due to the age, the plastic elements in the drive become increasingly brittle and break, the pinions of the rewinding motor burst open and slip off => irreparable



Other models in the same series:

Pictures[edit]

Rsbx828b.jpg

Reports[edit]

Links[edit]

</->