Difference between revisions of "Dual CT 1740"

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== Daten ==
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== Data ==
{{Navigation}}
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{{navigation}}
'''Allgemein'''
+
'''General'''
* Hersteller: [[Dual]]
+
* Manufacturer: [[Dual]]
* Modell: CV 1700
+
* Model: CT 1740
* Typ: Vollverstärker
+
* Type: Tuner
* Baujahre: 1979 - 1981
+
* Years of manufacture: 1979 - 1981
* Hergestellt in: Made in Germany
+
* Made in: Made in Germany
* Farbe: Silber oder Braun metallic
+
* Color: Silver or Brown metallic
* Fernbedienung: nein
+
* Remote control: no
* Leistungsaufnahme: Leerlauf: 26 VA, Nenn: 350 VA, max.: 600 VA
+
* Power consumption:  
* Abmessungen: 440 x 150 x 365 mm (BxHxT)
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* Dimensions: 440 x 150 x 365 mm (WxHxD).
* Gewicht: 7,8 kg
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* Weight: 7.8 kg
* Neupreis ca.: 687 DM
+
* Original price approx.: 898 DM
  
FM Band : 87,5 - 104 MHz
 
  
AM Band : 513 -1602 kHz
+
'''Connections'''
 +
* Number of outputs:
 +
** 1 stereo Cinch
 +
* Number of inputs:
 +
** FM/AM antenna socket 75 Ω coax.
 +
** AM antenna socket for MW and LW
 +
** Rear-mounted fold-out AM ferrite antenna.
  
Sensitivity
 
  
FM Mono (75 Ω, S/N ratio 26 dB) : 0,6 µV
+
'''Specifications'''
 +
* Reception: UKW/MW
 +
* Frequencies: 
 +
** VHF: 87.5 - 104 MHz (50 kHz steps).
 +
MW: 522 - 1611 kHz (9 kHz steps)
 +
* Frequency response: 20 - 15'000 Hz
 +
* Input sensitivity:
 +
** FM: 1.5 µV (DIN)
 +
** MW: 15 µV
 +
* Distortion factor:
 +
** Mono: 0.15 %
 +
Stereo: 0.3
 +
* Signal-to-noise ratio:
 +
** Mono: 68 dB
 +
Stereo: 63 dB
 +
* Channel separation at 1kHz: 40 dB
 +
* selectivity: 85 dB
 +
* Co-wave selection:
 +
* Spurious selection:
 +
* IF attenuation: 75 dB
 +
* IF attenuation: 100 dB
 +
* AM suppression: 60 dB
 +
* Station memory: 12 (6 FM, 6 MW)
  
FM Stereo(75 Ω, S/N ratio 26 dB) : 1,8 µV
 
  
FM Stereo (75 Ω, S/N ratio 46 dB) : 18 µV
+
'''Special Features'''
 +
* Quartz synthesizer technology
  
AM (according to DIN 45 300, S/N ratio 6 dB) : 15 µV
+
== Notes ==
 
+
* Other models in the same series:
Automatic Mono/Stereo Switchover Adjusting Range:  10 - 280 µV
+
* Amplifier:
 
 
Mutin Control (can be switched off, variable range):  10 - 230 µV
 
 
 
Limiter Operating Point -3 dB:  0,5 µV
 
 
 
Signal-to-Noise Ratio (weighted)
 
 
 
Mono (related to 1 kHz /40 kHz deviation) : 63 dB
 
 
 
Stereo (related to 1 kHz/46 kHz deviation) : 63 dB
 
 
 
Signal-to-Noise ratio (unweighted)
 
 
 
Mono (related to 1 kHz/40 kHz deviation):  60 dB
 
 
 
Stero (related to 1 kHz/46 kHz deviation):  60 dB
 
 
 
Pilot-tone-attenuation (measured via low-pass filter):  65 dB
 
 
 
Harmonic Distortion
 
 
 
Mono (measured 1 kHz/4 kHz deviation) : 0,3%
 
 
 
Stereo (measured 1 kHz/4 kHz deviation) : 0,3%
 
 
 
Channel Separation (at 1,000 Hz):  40 dB
 
 
 
Af Frequency Response (for 50 µs preemphasis -1,5 dB):  20 hz - 15 kHz
 
 
 
IF Bandwidth -3 db:  140 kHz
 
 
 
Selectivity:  85 dB
 
 
 
Image Rejection (Fe + 2 ZF):  75 dB
 
 
 
Spurious Signal Rejection (Fe + ZF₂):  100dB
 
 
 
Antenne
 
 
 
FM : 60/75 and 240/300 ohm impedance
 
 
 
AM : High impedance (inductive)
 
 
 
 
 
'''Anschlüsse'''
 
* Anzahl der Eingänge:
 
** Phono 1 1,5 mV/47 KOhm DIN/Cinch
 
** Phono 2 1,5 mV/47 KOhm DIN/Cinch
 
** Phono MC 0,2 mV/20 Ohm Cinch
 
** Tuner 150 mV/470 KOhm DIN/Cinch
 
** 2x Tape 150 mV/470 KOhm DIN/Cinch
 
** Monitor 150 mV/100 KOhm DIN/Cinch
 
** 2x Mikrofon 0,3 mV/4,7 KOhm
 
** Main-In 1,8 V/6,3 KOhm 
 
* Anzahl der Ausgänge:
 
** Pre-Out 220 Ohm
 
** 3x Lautsprecher
 
** 3x Rec-Out DIN/Cinch 680 Ohm
 
** 2x Kopfhörer
 
 
 
 
 
'''Technische Daten'''
 
* Dauerleistung (bei Klirrfaktor)
 
** 8 Ohm: 2x 70 Watt < 0,2% FTC
 
** 4 Ohm: 2x 110 Watt DIN, 2x 100 Watt < 0,2 % FTC
 
* Dynamikleistung
 
** 8 Ohm: -
 
** 4 Ohm: 2x 165 Watt
 
* Gesamtklirrfaktor: < 0,1 %
 
* Dämpfungsfaktor: > 50
 
* Frequenzgang: 10 - 30.000 Hz &plusmn;1 dB, 5 - 60.000 Hz &plusmn;3 dB
 
* Signalrauschabstand: 95 dB
 
* Stereokanaltrennung: > 50 dB
 
* Klangregelung:
 
** Bass: &plusmn;10 dB bei 50/100 Hz kanalgetrennt regelbar
 
** Höhen: &plusmn;10 dB bei 10.000/20.000 Hz kanalgetrennt regelbar
 
* Loudness: Ja
 
* High Filter: Ja
 
* Low Filter (Subsonic): Ja
 
* Mute: Ja
 
* Direct/Line-Straight: Ja
 
 
 
 
 
'''Besondere Ausstattungen'''
 
* Alle Eingänge auf Rückseite mit 3-stufigem Pegelschalter 0dB, -6dB, -12dB:
 
* schaltbare Präsenzanhebung +5 dB bei 4.000 Hz
 
* Stereo/Mono-Schalter
 
* Subsonicfilter zusätzlich zum Low-Filter
 
* Leistungsanzeige mit LED-Ketten, abschaltbar und Empfindlichkeit umschaltbar
 
* Mikrofonüberblendregler
 
* Vor- und Endstufe mit Schalter trennbar
 
 
 
 
 
== Bemerkungen ==
 
* Weitere Modelle der gleichen Serie:
 
* [[Dual CV 1100]]
 
 
* [[Dual CV 1200]]
 
* [[Dual CV 1200]]
 
* [[Dual CV 1400]]
 
* [[Dual CV 1400]]
 
* [[Dual CV 1500 RC]]
 
* [[Dual CV 1500 RC]]
 
* [[Dual CV 1600]]
 
* [[Dual CV 1600]]
 +
* [[Dual CV 1700]]
  
  
* Korrespondierender Tuner:
+
* [[Tuner:
 +
* [[Dual CT 1240]]
 +
* [[Dual CT 1440]]
 +
* [[Dual CT 1641]]
 
* [[Dual CT 1740]]
 
* [[Dual CT 1740]]
  
  
== Bilder ==
+
== Pictures ==
* Auszug aus Prospekt: Dual CV 1700 / CT 1740
+
* Extract from brochure: Dual CV 1700 / CT 1740
[[Datei:Dual CV-1700-CT-1740-Prospekt-1.jpg]]
+
[[File:Dual CV-1700-CT-1740-Prospekt-1.jpg]]
 
 
 
 
<gallery>
 
Bild:DUAL_CV_1700_2.jpg|Front
 
Bild:10-2007-03_008_(1024_x_768).jpg|Rückseite
 
Bild:10-2007-03_007_(1024_x_768).jpg|Detailaufnahme
 
Bild:10-2007-03_006_(1024_x_768).jpg|Detailaufnahme
 
</gallery>
 
  
  
== Berichte ==
+
== Reports ==
  
  
Line 155: Line 81:
  
  
[[Kategorie:Vollverstärker]]
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[[Category:Tuner]]

Latest revision as of 01:28, 3 May 2021

Data[edit]

General

  • Manufacturer: Dual
  • Model: CT 1740
  • Type: Tuner
  • Years of manufacture: 1979 - 1981
  • Made in: Made in Germany
  • Color: Silver or Brown metallic
  • Remote control: no
  • Power consumption:
  • Dimensions: 440 x 150 x 365 mm (WxHxD).
  • Weight: 7.8 kg
  • Original price approx.: 898 DM


Connections

  • Number of outputs:
    • 1 stereo Cinch
  • Number of inputs:
    • FM/AM antenna socket 75 Ω coax.
    • AM antenna socket for MW and LW
    • Rear-mounted fold-out AM ferrite antenna.


Specifications

  • Reception: UKW/MW
  • Frequencies:
    • VHF: 87.5 - 104 MHz (50 kHz steps).

MW: 522 - 1611 kHz (9 kHz steps)

  • Frequency response: 20 - 15'000 Hz
  • Input sensitivity:
    • FM: 1.5 µV (DIN)
    • MW: 15 µV
  • Distortion factor:
    • Mono: 0.15 %

Stereo: 0.3

  • Signal-to-noise ratio:
    • Mono: 68 dB

Stereo: 63 dB

  • Channel separation at 1kHz: 40 dB
  • selectivity: 85 dB
  • Co-wave selection:
  • Spurious selection:
  • IF attenuation: 75 dB
  • IF attenuation: 100 dB
  • AM suppression: 60 dB
  • Station memory: 12 (6 FM, 6 MW)


Special Features

  • Quartz synthesizer technology

Notes[edit]



Pictures[edit]

  • Extract from brochure: Dual CV 1700 / CT 1740

Dual CV-1700-CT-1740-Prospekt-1.jpg


Reports[edit]

Links[edit]