Difference between revisions of "Dual CR 1730"

 
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__NOTOC__
 
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== Daten ==
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== Data ==
{{Navigation}}
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{{navigation}}
'''Allgemein'''
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'''General'''
* Hersteller: [[Dual]]
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* Manufacturer: [[Dual]]
* Modell: CR 1730
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* Model: CR 1730
* Baujahre: 1979 - 1981
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* Years of manufacture: 1979 - 1981
* Hergestellt in: Japan
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* Made in: Japan
* Farbe: Metallic Silber, Metallic Braun
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* Color: Metallic silver, Metallic brown
* Fernbedienung: nein
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* Remote control: no
* Neupreis ca.: 700 DM
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* Power consumption:
 +
* Dimensions: 440 x 112 x 400 mm (WxHxD).
 +
* Weight: 9 kg
 +
* Original price approx.: 698 DM
  
  
'''Anschlüsse'''  
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'''Connections'''  
* Anzahl der Eingänge:  
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* Number of inputs:  
** Phono (MM): 1,8 mV / 47 kOhm, per Schalter auch 5,0 mV /47 kOhm, DIN und Cinch
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** Phono (MM): 1.8 mV / 47 kOhm, by switch also 5.0 mV /47 kOhm, DIN and Cinch.
** Tape 1 In: 200 mV / 470 kOhm (DIN und Cinch), Tape 2 In: 200 mV / 470 kOhm (Cinch an der Geräterückseite und 6,3 mm Klinkenstecker an der Gerätefront)
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Tape 1 In: 200 mV / 470 kOhm (DIN and Cinch), Tape 2 In: 200 mV / 470 kOhm (Cinch on the rear panel and 6.3 mm jack plug on the front panel)
** AUX (DIN)
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AUX (DIN)
 
** Monitor In (Cinch)
 
** Monitor In (Cinch)
* Anzahl der Ausgänge:  
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* Number of outputs:  
 
** 2x Tape Out, Monitor Out
 
** 2x Tape Out, Monitor Out
** Kopfhörer (6,3 mm Klinke, vorne)
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** Headphones (6.3 mm jack, front)
** 2 Lautsprecherpaare
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** 2 pairs of speakers
  
  
'''Technische Daten'''
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'''Technical Data'''
 
   
 
   
'''Verstärker'''  
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'''Amplifier'''  
* Dauerleistung (nach DIN)  
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* Continuous power (according to DIN)  
 
** 8 Ohm:
 
** 8 Ohm:
** 4 Ohm:     2 x 50 W
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** 4 Ohm: 2 x 55 W
* Musikleistung
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* Music power
 
** 8 Ohm:
 
** 8 Ohm:
** 4 Ohm:     2 x 75 W
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** 4 Ohm: 2 x 75 W
* Gesamtklirrfaktor: 0,08% (2x 35 W, 1 kHz)
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* Total harmonic distortion: 0.08% (2x 35 W, 1 kHz)
* Dämpfungsfaktor:   > 20
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* Attenuation factor: > 20
* Frequenzgang:  
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* Frequency response:  
** 10 30 kHz (DIN 45 500)  
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** 10 - 30 kHz (DIN 45 500)  
** 10 - 40.000 Hz (± 1,5 dB)  
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10 - 40,000 Hz (± 1.5 dB)  
* Fremdspannungsabstand: (DIN, Nennleistung)  
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* External voltage spacing: (DIN, nominal power)  
** Phono: 65 dB
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** Phono: 65 dB
** Hochpegel: 62 dB
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High level: 62 dB
* Geräuschspannungsabstand:
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* Noise voltage spacing:
** Phono: 80 dB
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** Phono: 80 dB
** Hochpegel: 90 dB
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High level: 90 dB
* Übersprechdämpfung:
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* Crosstalk attenuation:
** zwischen den Kanälen: > 50 dB
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** between channels: > 50 dB
** zwischen den Eingängen: > 65 dB
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** between the inputs: > 65 dB
* Klangregelung:  
+
* Tone control:  
** Bass: ja, ±14 dB bei 40 Hz
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** Bass: yes, ± 14 dB at 40 Hz
** Höhen:         ja, ±14 dB bei 15 kHz
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treble: yes, ± 14 dB at 15 kHz
* Loudness:               ja
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* Loudness: yes
* High Filter: ja, -3dB bei 6,5 kHz (12 dB/Oktave)
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* High Filter: yes, - 3 dB at 6.5 kHz (12 dB/octave)
* Low Filter (Subsonic): ja, -3dB bei 50 Hz (12 dB/Oktave)
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* Low Filter (Subsonic): yes, - 3 dB at 50 Hz (12 dB/octave)
* Muting:                ja
 
* Direct/Line-Straight:  nein
 
  
  
 
'''Tuner'''  
 
'''Tuner'''  
* Empfang: UKW, MW, LW
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* Reception: FM, MW, LW.
* Frequenzen:  
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* Frequencies:  
** UKW: 87,5 - 108 MHz
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** FM: 87.5 - 108 MHz
** MW: 510 - 1.620 kHz
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** MW: 510 - 1,620 kHz
** LW: 150 340 kHz
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LW: 150 - 340 kHz
* Frequenzgang: 40 Hz 12,5 kHz  
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* Frequency response: 40 Hz - 12.5 kHz  
* Eingangsempfindlichkeit:  
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* Input sensitivity:  
** UKW: 0,8 µV (Mono), 25 µV (Stereo)
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** VHF: 0.8 µV (mono), 25 µV (stereo)
** MW: 30 µV
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MW: 30 µV
** LW: 30 µV
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LW: 30 µV
* Klirrfaktor: 0,2% (Mono/Stereo)
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* Distortion factor: 0.2% (mono/stereo)
* Geräuschspannungsabstand: 60 dB (Mono), 62 dB (Stereo)
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* S/N ratio: 60 dB (mono), 62 dB (stereo)
* Übersprechdämpfung bei 1 kHz: 40 dB
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* Crosstalk attenuation at 1 kHz: 40 dB
* Kanaltrennung:  
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* Channel separation:  
* Trennschärfe: 65 dB
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* Selectivity: 65 dB
* Gleichwellenselektion:
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* Co-wave selection:
* Nebenwellenselektion:
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* Spurious wave selection:
* Spiegelfrequenzfestigkeit: 80 dB
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* IF immunity: 80 dB
* ZF-Störfestigkeit: 85 dB
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* IF noise immunity: 85 dB
* AM-Unterdrückung:  
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* AM suppression:  
* Stationsspeicher: 5
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* Station memory: 5
  
  
'''Besondere Ausstattungen'''
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'''Special Features'''
* UKW Muting
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* FM muting
  
  
== Bemerkungen ==
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== Remarks ==
* Weitere Modelle der gleichen Serie:
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* Other models in the same series:
 +
* [[Dual CR 1710]]
 
* [[Dual CR 1730]]
 
* [[Dual CR 1730]]
 
* [[Dual CR 1750]]
 
* [[Dual CR 1750]]
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== Bilder ==
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== Pictures ==
* Bild: Dual CR 1730
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* Image: Dual CR 1730
[[Datei:Dual CR-1730-1.jpg]]
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[[File:Dual CR-1730-1.jpg]]
  
  
== Berichte ==
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* Excerpt from brochure: Dual CR 1730
 +
[[File:Dual CR-1730-Prospekt-1.jpg]]
 +
 
 +
 
 +
== Reports ==
  
  
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[[Kategorie:Receiver]]
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[[Category:Receiver]]

Latest revision as of 09:35, 12 June 2019

Data[edit]

General

  • Manufacturer: Dual
  • Model: CR 1730
  • Years of manufacture: 1979 - 1981
  • Made in: Japan
  • Color: Metallic silver, Metallic brown
  • Remote control: no
  • Power consumption:
  • Dimensions: 440 x 112 x 400 mm (WxHxD).
  • Weight: 9 kg
  • Original price approx.: 698 DM


Connections

  • Number of inputs:
    • Phono (MM): 1.8 mV / 47 kOhm, by switch also 5.0 mV /47 kOhm, DIN and Cinch.

Tape 1 In: 200 mV / 470 kOhm (DIN and Cinch), Tape 2 In: 200 mV / 470 kOhm (Cinch on the rear panel and 6.3 mm jack plug on the front panel) AUX (DIN)

    • Monitor In (Cinch)
  • Number of outputs:
    • 2x Tape Out, Monitor Out
    • Headphones (6.3 mm jack, front)
    • 2 pairs of speakers


Technical Data

Amplifier

  • Continuous power (according to DIN)
    • 8 Ohm:
    • 4 Ohm: 2 x 55 W
  • Music power
    • 8 Ohm:
    • 4 Ohm: 2 x 75 W
  • Total harmonic distortion: 0.08% (2x 35 W, 1 kHz)
  • Attenuation factor: > 20
  • Frequency response:
    • 10 - 30 kHz (DIN 45 500)

10 - 40,000 Hz (± 1.5 dB)

  • External voltage spacing: (DIN, nominal power)
    • Phono: 65 dB

High level: 62 dB

  • Noise voltage spacing:
    • Phono: 80 dB

High level: 90 dB

  • Crosstalk attenuation:
    • between channels: > 50 dB
    • between the inputs: > 65 dB
  • Tone control:
    • Bass: yes, ± 14 dB at 40 Hz

treble: yes, ± 14 dB at 15 kHz

  • Loudness: yes
  • High Filter: yes, - 3 dB at 6.5 kHz (12 dB/octave)
  • Low Filter (Subsonic): yes, - 3 dB at 50 Hz (12 dB/octave)


Tuner

  • Reception: FM, MW, LW.
  • Frequencies:
    • FM: 87.5 - 108 MHz
    • MW: 510 - 1,620 kHz

LW: 150 - 340 kHz

  • Frequency response: 40 Hz - 12.5 kHz
  • Input sensitivity:
    • VHF: 0.8 µV (mono), 25 µV (stereo)

MW: 30 µV LW: 30 µV

  • Distortion factor: 0.2% (mono/stereo)
  • S/N ratio: 60 dB (mono), 62 dB (stereo)
  • Crosstalk attenuation at 1 kHz: 40 dB
  • Channel separation:
  • Selectivity: 65 dB
  • Co-wave selection:
  • Spurious wave selection:
  • IF immunity: 80 dB
  • IF noise immunity: 85 dB
  • AM suppression:
  • Station memory: 5


Special Features

  • FM muting


Remarks[edit]


Pictures[edit]

  • Image: Dual CR 1730

Dual CR-1730-1.jpg


  • Excerpt from brochure: Dual CR 1730

Dual CR-1730-Prospekt-1.jpg


Reports[edit]

Links[edit]