Editing Hitachi SR-904

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__NOTOC__
 
__NOTOC__
== Data ==
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== Daten ==
{{navigation}}
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{{Navigation}}
'''General'''
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'''Allgemein'''
* Manufacturer: [[Hitachi]]
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* Hersteller: [[Hitachi]]
* Model: SR-904
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* Modell: SR-904
* Type: Receiver
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* Typ: Receiver
* Years of manufacture: 1979 - 1980
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* Baujahre: 1979 - 1980
* Made in: Japan
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* Hergestellt in: Japan
* Color: Silver
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* Farbe: Silber
* Remote control: no
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* Fernbedienung: nein
* Power consumption: 250 W
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* Leistungsaufnahme: 250 W
* Dimensions: 490 x 144 x 400 mm (WxHxD)
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* Abmessungen: 490 x 144 x 400 mm (BxHxT)
* Weight: 13,5 kg
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* Gewicht: 13,5 kg
* Original price approx.: 1'200 DM
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* Neupreis ca.: 1'400 DM
  
  
'''Connections'''
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'''Anschlüsse'''
* Number of inputs:
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* Anzahl der Eingänge:
** Phono: 2.5 mV / 47 kOhm, 220 mV max.
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** Phono: 2,5 mV / 47 kOhm, 220 mV max.
 
** Aux: 200 mV / 50 kOhm
 
** Aux: 200 mV / 50 kOhm
 
** Tape Play 1, 2: 200 mV / 50 kOhm
 
** Tape Play 1, 2: 200 mV / 50 kOhm
 
** Tape Play DIN 1, 2: 500 mV / 80 kOhm
 
** Tape Play DIN 1, 2: 500 mV / 80 kOhm
Adapter: 200 mV / 50 kOhm
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** Adapter: 200 mV / 50 kOhm
** Antenna FM / MW: 75 Ohm / 300 Ohm
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** Antenne UKW / MW: 75 Ohm / 300 Ohm
* Number of outputs:
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* Anzahl der Ausgänge:
 
** Tape Rec 1, 2: 200 mV
 
** Tape Rec 1, 2: 200 mV
 
** Tape Rec DIN 1, 2: 50 mV
 
** Tape Rec DIN 1, 2: 50 mV
Headphones
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** Kopfhörer
** 2 pairs of loudspeakers
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** 2 Lautsprecherpaare
  
  
'''Technical Data'''
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'''Technische Daten'''
  
''Amplifier''
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''Verstärker''
* Continuous power (DIN)
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* Dauerleistung (DIN)
8 Ohm: 2x 75 W (RMS, 20 - 20'000 Hz)
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** 8 Ohm: 2x 75 W (RMS, 20 - 20'000 Hz)
4 Ohm: 2x 100 W
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** 4 Ohm: 2x 100 W
* Dynamic power
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* Dynamikleistung
 
** 8 Ohm: 2x 150 W
 
** 8 Ohm: 2x 150 W
 
** 4 Ohm:  
 
** 4 Ohm:  
* Total harmonic distortion: 0.09% (at nominal power)
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* Gesamtklirrfaktor: 0,09% (bei Nennleistung)
* Attenuation factor: 45
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* Dämpfungsfaktor: 45
* Frequency response: 10 - 40'000 Hz, ± 1,5 dB
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* Frequenzgang: 10 - 40'000 Hz, ± 1,5 dB
* Power bandwidth: 8 - 40'000 Hz
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** Leistungsbandbreite: 8 - 40'000 Hz
* Signal-to-noise ratio: (extraneous voltage)
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* Signalrauschabstand: (Fremdspannung)
 
** Phono: 75 dB
 
** Phono: 75 dB
** High level: 87 dB
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** Hochpegel: 87 dB
* Tone control:
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* Klangregelung:
** Bass: ± 10 dB at 50 Hz, 100 Hz
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** Bass: ± 10 dB bei 50 Hz, 100 Hz
*** Tilt frequencies: 150 Hz, 300 Hz
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*** Kippfrequenzen: 150 Hz, 300 Hz
** Mids: ± 6 dB at 1 kHz
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** Mitten: ± 6 dB bei 1 kHz
Treble: ± 10 dB at 10 kHz, 20 kHz
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** Höhen: ± 10 dB bei 10 kHz, 20 kHz
*** Tilt frequencies: 3 kHz, 6 kHz
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*** Kippfrequenzen: 3 kHz, 6 kHz
Loudness: + 9 dB at 100 Hz, + 4 dB at 10 kHz  
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* Loudness: + 9 dB bei 100 Hz, + 4 dB bei 10 kHz  
* High Filter: - 8 dB at 10 kHz, 12 dB / octave
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* High Filter: - 8 dB bei 10 kHz, 12 dB / Oktave
* Low Filter (Subsonic): - 8 dB at 50 Hz, 12 dB / octave
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* Low Filter (Subsonic): - 8 dB bei 50 Hz, 12 dB / Oktave
 
* Mute:  
 
* Mute:  
  
  
 
''Tuner''
 
''Tuner''
* Reception: FM, MW
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* Empfang: UKW, MW
* Frequencies:
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* Frequenzen:
** FM: 88 - 108 MHz
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** UKW: 88 - 108 MHz
MW: 530 - 1'605 kHz
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** MW: 530 - 1'605 kHz
* Frequency response: 30 - 15'000 Hz, + 0,5 dB, - 1 dB
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* Frequenzgang: 30 - 15'000 Hz, + 0,5 dB, - 1 dB
* Input sensitivity:
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* Eingangsempfindlichkeit:
** VHF: 1.6 µV
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** UKW: 1,6 µV
MW: 20 µV
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** MW: 20 µV
* Distortion factor:
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* Klirrfaktor:
** FM: 0.2% (mono), 0.3% (stereo)
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** UKW: 0,2% (Mono), 0,3% (Stereo)
MW: 0.2%
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** MW: 0,2%
Signal-to-noise ratio:
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* Signalrauschabstand:
** FM: 74 dB / 68 dB (mono/stereo).
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** UKW: 74 dB / 68 dB (Mono/Stereo)
 
** MW: 50 dB
 
** MW: 50 dB
* Channel separation: 45 dB
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* Kanaltrennung: 45 dB
* Selectivity:
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* Trennschärfe:
** FM: 85 dB
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** UKW: 85 dB
 
** MW: 40 dB
 
** MW: 40 dB
* Equal wave selection:
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* Gleichwellenselektion:
** FM: 1 dB
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** UKW: 1 dB
* Spurious wave selection: 100 dB
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* Nebenwellenselektion: 100 dB
* Mirror frequency attenuation:
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* Spiegelfrequenzdämpfung:
** FM: 85 dB
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** UKW: 85 dB
MW: 70 dB
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** MW: 70 dB
* IF attenuation:  
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* ZF-Dämpfung:  
** FM: 100 dB
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** UKW: 100 dB
 
** MW: 90 dB
 
** MW: 90 dB
* AM suppression: 55 dB
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* AM-Unterdrückung: 55 dB
  
  
'''Special Features'''
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'''Besondere Ausstattungen'''
* Pre-/power stage separable
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* Vor-/Endstufe auftrennbar
* 2 VU meters
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* 2 VU-Meter
* VHF Muting, Auto Lock
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* UKW Muting, Auto Lock
  
  
== Comments ==
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== Bemerkungen ==
* Other models in the same series:  
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* Weitere Modelle der gleichen Serie:  
 
* [[Hitachi SR-504]]
 
* [[Hitachi SR-504]]
 
* [[Hitachi SR-604]]
 
* [[Hitachi SR-604]]
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== Pictures ==
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== Bilder ==
* Image: Hitachi SR-904
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* Bild: Hitachi SR-904
[[File:Hitachi SR-904-1.jpg|1600px]]
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[[Datei:Hitachi SR-904-1.jpg|1600px]]
  
  
== Reports ==
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== Berichte ==
* Review at "Good Old Hifi": [[http://www.good-old-hifi.de/hitachi_sr-904/]]
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* Bericht bei "Good Old Hifi": [[http://www.good-old-hifi.de/hitachi_sr-904/]]
  
* Report at "Good Old Hifi": [[http://www.good-old-hifi.de/hitachi_sr-904-2/]]
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* Bericht bei "Good Old Hifi": [[http://www.good-old-hifi.de/hitachi_sr-904-2/]]
  
  
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[[Category:Receiver]]
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[[Kategorie:Receiver]]

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