Stereo Amplifier SA-740

Pioneer Corporation; Tokyo

  • Year
  • 1983
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 181517

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC) / 120; 220/240; 240; 110/120/220/240 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 80 W (undistorted)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Stereo Amplifier SA-740 - Pioneer Corporation; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 420 x 98 x 287 mm / 16.5 x 3.9 x 11.3 inch
  • Notes
  • A hi-fi stereo integrated amplifier housed in a metal case, a component of the Pioneer Syscom A30 hi-fi system, with power output of 2 x 40 watts into 8 ohms. Output power LED indicators, terminals for 2 pairs of loudspeakers, jack for headphones, 2 switched and 1 unswitched AC outlets.

    Specification  
    Continuous Power Output

     
    40 watts per channel min. into 8Ω
    from 20Hz — 20,000Hz
    with no more than 0.05% THD
    Continuous Power Output DIN at 1kHz  
    (both channels driven) THD 1%, 8Ω

    54 watts per channel
    Total Harmonic Distortion
    (20Hz — 20,000Hz, 8Ω, from CD/AUX)
     
     Continuous rated power output
     40 watts per channel power output
    No more than 0.05%
    No more than 0.05%
    Damping Factor (1kHz, 8Ω) 60
    Input
    (Sensitivity/Impedance)
     
     PHONO
     TUNER, CD/AUX, TAPE PLAY, ADAPTOR IN
    2.5mV/50kΩ
    150mV/50kΩ
    Output Level  
     TAPE REC, ADAPTOR OUT
     Speaker
    150mV
    6—16Ω
    Frequency Response  
     PHONO (RIAA Equalization)
     TUNER, CD/AUX, TAPE PLAY, ADAPTOR
    20Hz — 20,000Hz ±0.5dB
    10Hz — 70,000Hz +1dB,-3dB
    Hum and Noise
    (IHF, short circuited A network)
     
     PHONO
     TUNER, CD/AUX, TAPE PLAY, ADAPTOR IN
    72dB
    102dB
    Hum and Noise
    (DIN, continuous rated output/50mW)
     
     PHONO
     TUNER, CD/AUX, TAPE PLAY, ADAPTOR IN
    69dB/62dB
    88dB/62dB

    Versions/Power requirements

    KU USA 120V AC 60Hz
    HE Europe 220/240V AC 50/60Hz switchable
    HB UK 220/240V AC 50/60Hz switchable
    S General 110/120/220/240V AC 50/60Hz with voltage selector
    YP Australia 240V AC 50/60Hz switchable
    HEZ W Germany 220/240V AC 50/60Hz switchable

    Power consumption: 110W (KU), 90W (S), 270W (HE, HB, YP, HEZ)

  • Net weight (2.2 lb = 1 kg)
  • 5.4 kg / 11 lb 14.3 oz (11.894 lb)
  • Source of data
  • - - Data from my own collection
  • Mentioned in
  • - - Manufacturers Literature (1983 Pioneer Stereo Components catalogue)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Service manual Pioneer SA-740 dated Apr 1983)
  • Author
  • Model page created by J. Virgilio Santos. See "Data change" for further contributors.

 Collections | Museums | Literature

Collections

The model Stereo Amplifier is part of the collections of the following members.

 Forum