Difference between revisions of "Hitachi HA-4700"

m (→‎Daten)
 
Line 1: Line 1:
 
__NOTOC__
 
__NOTOC__
−
==Daten==
+
==Data==
−
{{Navigation}}
+
{{navigation}}
−
'''Allgemein'''
+
'''General'''
−
* Hersteller: [[Hitachi]]
+
* Manufacturer: [[Hitachi]]
−
* Modell: HA-4700
+
* Model: HA-4700
−
* Typ: Vollverstärker
+
* Type: Integrated amplifier
−
* Baujahre: 1979 - 1981
+
* Years of manufacture: 1980 - 1982
−
* Hergestellt in: Japan
+
* Made in: Japan
−
* Farbe: Silber
+
* Color: Silver
−
* Fernbedienung: nein
+
* Remote control: no
−
* Leistungsaufnahme: 430 W
+
* Power consumption: 430 W
−
* Abmessungen (BxHxT): 435 x 83 x 299 mm   
+
* Dimensions (WxHxD): 435 x 83 x 299 mm   
−
* Gewicht: 6,3 kg  
+
* Weight: 6.3 kg  
−
* Neupreis ca.: 600 DM
+
* Original price approx.: 548 DM
  
  
−
'''Anschlüsse'''
+
'''Connections'''
−
* Anzahl der Eingänge:
+
* Number of inputs:
−
** Phono MM: 2,5 mV / 47 kOhm, 250 mV max.
+
** Phono MM: 2.5 mV / 47 kOhm, 250 mV max.
−
** Phono MC: 0,15 mV / 100 Ohm, 25 mV max.
+
Phono MC: 0.15 mV / 100 Ohm, 25 mV max.
−
** Tuner: 150 mV / 47 kOhm
+
Tuner: 150 mV / 47 kOhm
−
** Aux: 150 mV / 47 kOhm
+
Aux: 150 mV / 47 kOhm
 
** Tape Play 1, 2: 150 mV / 47 kOhm
 
** Tape Play 1, 2: 150 mV / 47 kOhm
−
** Tape Play DIN 1, 2: nein
+
** Tape Play DIN 1, 2: no
−
* Anzahl der Ausgänge:
+
* Number of outputs:
 
** Tape Rec 1, 2: 150 mV / 47 kOhm
 
** Tape Rec 1, 2: 150 mV / 47 kOhm
−
** Tape Rec DIN 1, 2: nein
+
** Tape Rec DIN 1, 2: no
−
** Kopfhörer
+
** Headphones
−
** 2 Lautsprecherpaare
+
** 2 pairs of loudspeakers
  
  
−
'''Technische Daten'''  
+
'''Technical Data'''  
−
* Dauerleistung (bei Klirrfaktor)
+
* Continuous power (at distortion factor)
−
** 8 Ohm: 2x 50 W bei 0,02% (DIN)
+
** 8 Ohm: 2x 50 W at 0.02% (DIN)
−
** 4 Ohm: 2x 50 W bei 0,02% (DIN)
+
** 4 Ohm: 2x 50 W at 0.02% (DIN)
−
* Gesamtklirrfaktor: <0,02%
+
* Total harmonic distortion: &lt;0.02%
−
* Intermodulationsverzerrung: <0,03%
+
* Intermodulation distortion: &lt;0.03%
−
* Dämpfungsfaktor: 40 dB bei 1 kHz, 8 Ohm
+
* Attenuation factor: 40 dB at 1 kHz, 8 Ohm
−
* Frequenzgang:
+
* Frequency Response:
−
** Phono RIAA: ± 0,3 dB, 30 - 15'000 Hz
+
** Phono RIAA: ±0.3 dB, 30 - 15'000 Hz
−
** Hochpegel: +0,5 bis -3,0 dB, 10 - 70'000 Hz
+
** High level: +0.5 to -3.0 dB, 10 - 70'000 Hz
−
* Signalrauschabstand:  
+
* Signal-to-noise ratio:  
 
** Phono MM: 90 dB
 
** Phono MM: 90 dB
 
** Phono MC: 73 dB
 
** Phono MC: 73 dB
−
** Hochpegel: 105 dB
+
** High level: 105 dB
−
* Klangregelung:
+
* Tone control:
−
** Bass: ± 8 dB bei 100 Hz  
+
** Bass: ± 8 dB at 100 Hz  
−
** Höhen: ± 8 dB bei 10 KHz  
+
Treble: ± 8 dB at 10 KHz  
 
* Loudness: + 6 dB (100Hz), + 4 dB (10kHz)
 
* Loudness: + 6 dB (100Hz), + 4 dB (10kHz)
−
* High Filter: Nein
+
* High Filter: No
−
* Low Filter (Subsonic): 20 Hz, - 6 dB / Oktave
+
* Low Filter (Subsonic): 20 Hz, - 6 dB / octave
−
* Mute: nein
+
* Mute: no
  
  
−
'''Besondere Ausstattungen'''
+
'''Special Features'''
−
* Super-linearer Vorspannungsverstärker mit Class B MOS-FET Endstufe
+
* Super-linear bias amplifier with Class B MOS-FET output stage
−
* LED Leistungsanzeigen
+
* LED power indicators
  
−
== Bemerkungen ==
+
== Remarks ==
−
* Weitere Modelle der gleichen Serie:
+
* Other models in the same series:
 
* [[Hitachi HA-2700]]
 
* [[Hitachi HA-2700]]
 
* [[Hitachi HA-3700]]
 
* [[Hitachi HA-3700]]
Line 68: Line 68:
  
  
−
== Bilder ==
+
== Pictures ==
−
* Auszug aus Prospekt: Hitachi HA-2700, HA-3700, HA-4700, HA-5700, HA-8700
+
* Extract from brochure: Hitachi HA-2700, HA-3700, HA-4700, HA-5700, HA-8700
−
[[Datei:Hitachi HA-2700-3700-4700-5700-8700-Prospekt-1.jpg]]
+
[[File:Hitachi HA-2700-3700-4700-5700-8700-Prospekt-1.jpg]]
  
  
−
== Berichte ==
+
== Reports ==
  
  
Line 79: Line 79:
  
  
−
[[Kategorie:Vollverstärker]]
+
[[Category:Integrated amplifier]]

Latest revision as of 00:50, 15 June 2019

Data[edit]

General

  • Manufacturer: Hitachi
  • Model: HA-4700
  • Type: Integrated amplifier
  • Years of manufacture: 1980 - 1982
  • Made in: Japan
  • Color: Silver
  • Remote control: no
  • Power consumption: 430 W
  • Dimensions (WxHxD): 435 x 83 x 299 mm
  • Weight: 6.3 kg
  • Original price approx.: 548 DM


Connections

  • Number of inputs:
    • Phono MM: 2.5 mV / 47 kOhm, 250 mV max.

Phono MC: 0.15 mV / 100 Ohm, 25 mV max. Tuner: 150 mV / 47 kOhm Aux: 150 mV / 47 kOhm

    • Tape Play 1, 2: 150 mV / 47 kOhm
    • Tape Play DIN 1, 2: no
  • Number of outputs:
    • Tape Rec 1, 2: 150 mV / 47 kOhm
    • Tape Rec DIN 1, 2: no
    • Headphones
    • 2 pairs of loudspeakers


Technical Data

  • Continuous power (at distortion factor)
    • 8 Ohm: 2x 50 W at 0.02% (DIN)
    • 4 Ohm: 2x 50 W at 0.02% (DIN)
  • Total harmonic distortion: <0.02%
  • Intermodulation distortion: <0.03%
  • Attenuation factor: 40 dB at 1 kHz, 8 Ohm
  • Frequency Response:
    • Phono RIAA: ±0.3 dB, 30 - 15'000 Hz
    • High level: +0.5 to -3.0 dB, 10 - 70'000 Hz
  • Signal-to-noise ratio:
    • Phono MM: 90 dB
    • Phono MC: 73 dB
    • High level: 105 dB
  • Tone control:
    • Bass: ± 8 dB at 100 Hz

Treble: ± 8 dB at 10 KHz

  • Loudness: + 6 dB (100Hz), + 4 dB (10kHz)
  • High Filter: No
  • Low Filter (Subsonic): 20 Hz, - 6 dB / octave
  • Mute: no


Special Features

  • Super-linear bias amplifier with Class B MOS-FET output stage
  • LED power indicators

Remarks[edit]


Pictures[edit]

  • Extract from brochure: Hitachi HA-2700, HA-3700, HA-4700, HA-5700, HA-8700

Hitachi HA-2700-3700-4700-5700-8700-Prospekt-1.jpg


Reports[edit]

Links[edit]

Retrieved from "https://hifi-wiki.com/index.php?title=Hitachi_HA-4700&oldid=181612"