Integrated Stereo Amplifier A-300

Pioneer Corporation; Tokyo

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  • Year
  • 1990
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 307288

 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) / 220/240 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 60 W (undistorted)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Integrated Stereo Amplifier A-300 - Pioneer Corporation; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 420 x 126 x 352 mm / 16.5 x 5 x 13.9 inch
  • Notes

  • A hi-fi stereo integrated amplifier with a 'Super Linear Circuit' housed in a black metal case, with continuous power output of 2 x 30 watts into 8 ohms. With no tone controls, a jack for Headphones, RCA phono sockets for input Phono (MM), CD, Tuner and Aux, for input/output 2 Tapes and terminals for 1 pair of loudspeakers.

    Specification  
    Continuous power output
    (both channels driven at 20Hz—20kHz)    		  
     THD 0.03%, into 8Ω
     THD 0.05%, into 4Ω    		 30W + 30W
    40W + 40W
    DIN Continuous power output
    (both channels driven at 1kHz)    		  
     THD 1.0%, into 8Ω
     THD 1.0%, into 4Ω    		 40W + 40W
    60W + 60W
    Dynamic power output
    (on EIA dynamic test signal)    		  
     8Ω/4Ω/2Ω 50W/75W/90W
    Total Harmonic Distortion  
     20Hz—20kHz, 40W, 8Ω
     20Hz—20kHz, 50W, 8Ω    		 0.03%
    0.05%
    Input sensitivity/impedance
     PHONO (MM)
     CD, TUNER, LINE, TAPE
    2.5mV/50kΩ
    150mV/50kΩ
    Output level/impedance
     TAPE REC
    150mV/2.2kΩ
    Frequency response
     PHONO (MM)
     CD, TUNER, LINE, TAPE    		  
    20Hz—20kHz ±0.3dB
    5Hz—100kHz +0dB, -3dB
    Signal-to-Noise ratio
    (IHF short circuit, A network)    		  
     PHONO (MM, 2.5mV input)
     CD, TUNER, LINE, TAPE    		 83dB
    108dB
    Signal-to-Noise ratio
    (DIN, continuous power/50mW)
     PHONO (MM)
     CD, TUNER, LINE, TAPE

    73dB/63dB
    88dB/65dB

     

    Versions/Power Requirements
    HB  UK  /  240/220V AC 50/60Hz switchable

    Power consumption:  410 Watts

  • Net weight (2.2 lb = 1 kg)
  • 6.8 kg / 14 lb 15.6 oz (14.978 lb)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Service Manual for the Pioneer A400 and A300 stereo amplifiers dated May 1990)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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