Hitachi HA-4700 specifications

Category : Integrated amplifier

Brand : Hitachi

General

Connections

Technical data

Special equipment

• Manufacturer: Hitachi
• Model: HA-4700
• Type: Integrated Amplifier
• Years of manufacture: 1980 - 1982
• Manufactured in: Japan
• Color: Silver
• Remote control: No, optional system remote control Hitachi RM-1000
• Power consumption: 430 W
• Dimensions (WxHxD): 435 x 83 x 299 mm
• Weight: 6.3 kg
• Factory price approx.: 548 DM

• Number of inputs:
  • Phono MM: 2.5mV / 47 kOhm , 250 mV max.
  • Phono MC: 0.15mV / 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 < /li>
  • Tape Rec DIN 1, 2: no
  • Headphones
  • 2 pairs of speakers

• Phono MM: 2.5mV / 47 kOhm , 250 mV max.
• Phono MC: 0.15mV / 100 ohm, 25 mV max.
• Tuner: 150 mV / 47 K-ohms
• Aux: 150 mV / 47 K-ohms
• Tape Play 1, 2: 150 mV / 47 K-ohms
• Tape Play to DIN 1, 2: no

• Tape Rec 1, 2: 150 mV / 47 K-ohms
• Tape Rec DIN 1, 2: no
• headphones
• 2 pairs of Speakers

• the duration of the performance (total harmonic distortion)
  • 8 Ohm : 2x 50 W, 0.02% (DIN)
  • 4 Ohm : 2x 50 W, 0.02% (DIN)
• total harmonic distortion: <0,02%
• inter-modulation distortion: <0,03%
• damping factor: 40 dB at 1 kHz, 8 Ohm s
• frequency response:
  • Phono RIAA: ± 0.3 dB, a 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
• control:
  • Bass: ± 8 dB at 100 Hz
  • treble: ± 8 dB at 10 KHz
• Loudness of the sound: + 6 dB (100 Hz), + 4 dB (10kHz)
• High Filter : no
• Low Filter (Subsonic): 20 Hz - 6 dB / octave
• Mute: no

• 8 Ohm : 2x 50 W, 0.02% (DIN)
• 4 Ohm : 2x 50 W, 0.02% (DIN)

• Phono RIAA: ± 0.3 dB, a 30 - 15 000 Hz
• high level: +0.5 to -3.0 dB, 10 - 70'000 Hz

• Phono MM: 90 dB
• Phono MC: 73 dB
• high level: 105 dB

• Bass: ± 8 dB at 100 Hz
• treble: ± 8 dB at 10 KHz

• Super-linear bias amplifier with Class B MOS-FET power amplifier
• LED power display

• Other models from the same series:
• Hitachi HA-2 700
• Hitachi HA-3 700
• Hitachi HA-4700
• Hitachi HA-57 00
• Hitachi HA-7700
• Hitachi HA-8700

• extract from the prospectus: Hitachi HA-2 700, HA-3700, HA-4700, HA-5700, HA-8700

• extract from the prospectus: Hitachi D-85 S , FT-R 10, HA-4700, HS-310, RM-1000

Comment:

Comment box:

Hitachi HA-4700 relate

Hitachi HA-4800

Hitachi HA-5300

Hitachi HA-57

Hitachi HA-5700

Hitachi HA-6

Hitachi HA-610

Hitachi HA-6800

Hitachi HA-7700

Hitachi HA-8700

Hitachi HA-D 100

Hitachi HA-J2

Hitachi HA-M 33

Hitachi HA-M 44

Hitachi HA-M 70

Hitachi HA-MD 5

Hitachi HA-MD 50

Hitachi HMC-G 2

Hitachi IA-1000

Hitachi IA-1200

Hitachi IA-600