Difference between revisions of "Technics RS-B 905"

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Cassette Deck RS-B905
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__NOTOC__
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== Data ==
 +
{{navigation}}
 +
'''General'''
 +
* Manufacturer: [[Technics]]
 +
* Model: RS-B 905
 +
* Type: Cassette Tape Deck
 +
* Years of manufacture: 1987 - 1990
 +
* Made in: Japan
 +
* Color: Technics Brown
 +
* Remote control: No
 +
* Power consumption: 25 W
 +
* Dimensions (WxHxD): 430 x 109.5 x 285 mm
 +
* Weight: 5 kg
 +
* Original price approx.: 1'200 DM
  
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dbx/Closed Loop Dual Capstan DOUBLE DOLBY SYSTEM
 
  
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DOLBY B-C NR HX PRO
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'''Connections'''
 +
* Number of inputs:1
 +
** Line In (stereo, Cinch), 60 mV / 47 kOhm
 +
* Number of outputs: 2
 +
** Line Out (stereo, cinch), 400 mV / 2.2 kOhm
 +
** Headphones (6.35mm stereo jack), 80 mV / 8 Ohm
  
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Color(K) ...Black Type
 
  
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'''SPECIFICATIONS'''
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'''Technical Data'''
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Deck system  Stereo cassette deck
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* Audio heads: 3
−
 
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* Motors: 2 electronically controlled DC motors
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Track system  4-track, 2-channel
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* Variation of synchronism: 0,04% (rated), +- 0,12% (DIN)
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* Tape types: Normal, CrO2, Metal
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[[Heads]]
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* Frequency response:
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REC/PLAY  Combination head
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**Normal: 20 Hz - 19 kHz
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Erasing  Double-gap ferrite head
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CrO2: 20 Hz - 20 kHz
−
 
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Metal: 20 Hz - 21 kHz
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[[Motors]]
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* Distortion Ratio:
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Capstan  Electronically controlled DC motor
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* Signal-to-noise ratio:
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Reel table drive  Electronically controlled DC motor
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**(with dbx on) 110 dB (1 kHz)
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** dbx on 92 dB (A weighted)
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[[Recording system]]  AC bias
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**Dolby C NR on 75 dB (CCIR)
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Bias frequency  85 kHz
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Dolby B NR on 67 dB (CCIR)
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**NR off 57 dB (A weighted)
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[[Erasing system]]  AC erase
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* Auto Reverse: No
−
 
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* Title search: Yes
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[[Tape speed]]  4.8 cm/sec. (1-7/8 ips)
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* Dolby: B and C
 +
* MPX Filter:Yes
  
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[[Frequency response]]
 
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METAL  20 Hz--22 kHz (±15 dB) 30 Hm-21 kHz (DIN)
 
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Cr02  20 Hz-21 kHz (±15 dB) 30 Hz-20 kHz (DIN)
 
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NORMAL  20 Hz-20 kHz (±15 dB) 30 Hz-19 kHz (DIN)
 
  
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[[Dynamic Range]] (with dbx on)  110 dB (1 kHz)
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'''Special Features'''
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Max. Input level improvement (with dbx on)  10 dB
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* Rear band control
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S/N (signal level = max recording level, Cr02 type tape)
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* DOLBY B-C NR HX PRO
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dbx on  92 dB (A weighted)
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* Double Dolby NR Circuits - DOUBLE DOLBY SYSTEM
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Dolby C NR on 75 dB (CCIR)
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* dbx
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Dolby B NR on 67 dB (CCIR)
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* Closed Loop Dual Capstan
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NR off 57 dB (A weighted)
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* Calibration
 +
Auto Tape Equalization
 +
Manual Level Calibration
 +
* Bias Fine Tune - control for Bias-Adjust
 +
* Fast Forward and Rewind Time Approx. 95 seconds with C-60 cassette tape
 +
Full Logic Transport Control
 +
Real-Time Tape Monitoring
 +
Auto Space
 +
Record Mute
 +
Timer Recording/Playback
 +
Memory Repeat
 +
** Music Scan
 +
*Headphone Volume Control
 +
* Display
 +
** 3-Digit Digital Counter
 +
** Digital Peak-Reading Meters
 +
** Multi Color Peak-Reading Meters
  
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[[Wow and flutter]] 0.04% (WRMS) ±0.12% (DIN)
 
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Fast Forward and Rewind Time Approx. 95 seconds with C-60 cassette tape
 
  
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[[Input sensitivity and impedance]]
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== Remarks ==
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LINE
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* Other models in the same series:
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60 mV/47 k OHM
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* [[Technics RS-B 105]]
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Output voltage and impedance
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* [[Technics RS-B 205]]
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LINE
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* [[Technics RS-B 305]]
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400 mV/2.2 k OHM
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* [[Technics RS-B 405]]
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HEADPHONES
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* [[Technics RS-B 505]]
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125 mV/8 OHM 
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* [[Technics RS-B 605]]
 +
* [[Technics RS-B 705]]
 +
* [[Technics RS-B 905]]
  
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'''GENERAL'''
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== Pictures ==
 +
* Image: Technics RS-B 905
 +
[[File:Rsb905b.jpg|1000px]]
  
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[[Power consumption]]  25W
 
  
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[[Power supply]]
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* Excerpt from advertisement: Technics RS-B 905
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For U.S.A. and Canada
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[[File:Technics RS-B-905-1.jpg]]
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AC 60 Hz, 120V
 
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For continental Europe
 
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AC 50 Hz/60 Hz, 220V
 
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For United Kingdom and other area
 
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AC 50Hz/60Hz, 110V/127V/220V/240V
 
  
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[[Weight and dimensions are approximate.]]
 
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Dimensions (W x H x D)  430 x 285 x 109.5 mm (16-15/16" x 11-7/32" x 4-5/16") Weight  5 kg (11 lb.)
 
  
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    * Noise Reduction
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* Excerpt from advertisement: Technics RS-B 905
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          o Dolby-B Noise Reduction
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[[File:Technics RS-B-905-Prospekt-2.jpg|1000px]]
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          o Dolby-C Noise Reduction
 
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          o Double Dolby NR Circuits
 
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          o MPX Filter
 
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          o DBX Type II Noise Reduction
 
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          o Dolby HX Pro®
 
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    * Heads
 
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          o 3 Head Design
 
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    * Calibration
 
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          o Auto Tape Equalization
 
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          o Manual Level Calibration
 
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          o Bias Fine Tune
 
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    * Tape
 
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          o Automatic Tape Type Selection
 
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          o Chrome Tape Capability
 
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          o Normal Tape Capability
 
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          o Metal Tape Capability
 
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    * Transport
 
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          o Dual-Capstan Transport
 
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          o Mechanical Tape Loading
 
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          o Auto Shutoff
 
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    * Exterior
 
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          o Orientation Left
 
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    * Operation
 
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          o Full Logic Transport Control
 
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          o Real-Time Tape Monitoring
 
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          o Auto-Space
 
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          o Record Mute
 
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          o Timer Recording/Playback
 
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          o Memory Repeat
 
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          o Music Scan
 
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    * Preamplifier
 
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          o Record Level Balance Control
 
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          o Headphone Volume Control
 
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          o Master Record Level Control
 
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    * Connectivity
 
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          o Headphones
 
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          o RCA Input/Output Connectors
 
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    * Display
 
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          o 3-Digit Digital Counter
 
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          o Digital Peak-Reading Meters
 
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          o Multi Color Peak-Reading Meters
 
  
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== Bemerkungen ==
+
== Reviews ==
−
Weitere Modelle der gleichen Serie:
 
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** [[Technics_RS-B_405|RS-B405]]
 
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** [[Technics_RS-B_505|RS-B505]]
 
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** [[Technics_RS-B_605|RS-B605]]
 
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** [[Technics_RS-B_705|RS-B705]]
 
  
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== Bilder ==
 
  
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[[Datei:Rsb905a.jpg]]
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== Links ==
  
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[[Datei:Rsb905b.jpg]]
 
  
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[[Kategorie:Kassettendecks]]
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[[Category:Cassette decks]]

Latest revision as of 17:34, 21 August 2020

Data[edit]

General

  • Manufacturer: Technics
  • Model: RS-B 905
  • Type: Cassette Tape Deck
  • Years of manufacture: 1987 - 1990
  • Made in: Japan
  • Color: Technics Brown
  • Remote control: No
  • Power consumption: 25 W
  • Dimensions (WxHxD): 430 x 109.5 x 285 mm
  • Weight: 5 kg
  • Original price approx.: 1'200 DM


Connections

  • Number of inputs:1
    • Line In (stereo, Cinch), 60 mV / 47 kOhm
  • Number of outputs: 2
    • Line Out (stereo, cinch), 400 mV / 2.2 kOhm
    • Headphones (6.35mm stereo jack), 80 mV / 8 Ohm


Technical Data

  • Audio heads: 3
  • Motors: 2 electronically controlled DC motors
  • Variation of synchronism: 0,04% (rated), +- 0,12% (DIN)
  • Tape types: Normal, CrO2, Metal
  • Frequency response:
    • Normal: 20 Hz - 19 kHz

CrO2: 20 Hz - 20 kHz Metal: 20 Hz - 21 kHz

  • Distortion Ratio:
  • Signal-to-noise ratio:
    • (with dbx on) 110 dB (1 kHz)
    • dbx on 92 dB (A weighted)
    • Dolby C NR on 75 dB (CCIR)

Dolby B NR on 67 dB (CCIR)

    • NR off 57 dB (A weighted)
  • Auto Reverse: No
  • Title search: Yes
  • Dolby: B and C
  • MPX Filter:Yes


Special Features

  • Rear band control
  • DOLBY B-C NR HX PRO
  • Double Dolby NR Circuits - DOUBLE DOLBY SYSTEM
  • dbx
  • Closed Loop Dual Capstan
  • Calibration

Auto Tape Equalization Manual Level Calibration

  • Bias Fine Tune - control for Bias-Adjust
  • Fast Forward and Rewind Time Approx. 95 seconds with C-60 cassette tape

Full Logic Transport Control Real-Time Tape Monitoring Auto Space Record Mute Timer Recording/Playback Memory Repeat

    • Music Scan
  • Headphone Volume Control
  • Display
    • 3-Digit Digital Counter
    • Digital Peak-Reading Meters
    • Multi Color Peak-Reading Meters


Remarks[edit]

Pictures[edit]

  • Image: Technics RS-B 905

Rsb905b.jpg


  • Excerpt from advertisement: Technics RS-B 905

Technics RS-B-905-1.jpg


  • Excerpt from advertisement: Technics RS-B 905

Technics RS-B-905-Prospekt-2.jpg

Reviews[edit]

Links[edit]

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