Pioneer LX-424

Data

General

  • Manufacturer: Pioneer
  • Model: LX-424

Type: Receiver

  • Years of manufacture: 1972 - 1974
  • Made in: Japan
  • Color: front silver, wooden cabinet
  • Remote control: no
  • Power consumption: 90 W max.
  • Dimensions: 431 x 146 x 347 mm (WxHxD)
  • Weight: 8.5 kg
  • Original price approx.: 880 DM


Connections

  • Number of inputs:
    • Phono MM: 2,5 mV / 50 kOhm
    • Microphone (6.3mm jack): 6.5 mV / 50 kOhm
    • Aux: 150 mV, 100 kOhm
    • Tape Play: 150 mV / 100 kOhm

Tape Play (DIN): 150 mV / 100 kOhm

    • Antenna (FM: 75, 300 Ohm, MW: 300 Ohm).
  • Number of outputs:
    • Tape Rec: 150 mV

Tape (DIN): 36 mV

    • Headphones (6,3mm jack)
    • 2 pairs of loudspeakers


Technical Data

Amplifier

  • Continuous power (at distortion):
    • 8 Ohm: 2x 12 W

4 Ohm: 2x 13 W

  • Dynamic power:
    • 8 Ohm: 37 W
    • 4 Ohm: 50 W
  • Total harmonic distortion: < 1
  • Attenuation factor: 40 (8 Ohm, 1 kHz)
  • Frequency response:
    • Phono, RIAA: 20 - 20'000 Hz
    • High level: 20 - 60'000 Hz, ± 1 dB

Signal-to-noise ratio:

    • Phono, RIAA: 75 dB
    • High level: 85 dB
  • Tone control:
    • Bass: ± 9 dB at 100 Hz
    • Treble: + 6 dB, - 9 dB at 10 kHz
  • Loudness: + 9.5 dB at 100 Hz, + 5.5 dB at 10 kHz
  • Subsonic:
  • High Filter:
  • Mute:


Tuner

  • Reception: FM, MW, LW
  • Frequencies:
    • FM: 88 - 108 MHz

MW: 525 - 1605 kHz LW: 150 - 350 kHz

  • Input sensitivity:
    • FM: 1.9µV
    • MW: 15µV

LW: 45µV

  • All other specifications for VHF
  • Frequency response: 20 - 15'000 Hz, + 0 dB, - 1 dB

Distortion factor:

    • FM: < 0.4% (mono), < 0.5% (stereo)
  • Signal-to-noise ratio: 70 dB (FM), > 50 dB (AM)
  • Channel separation: > 40 dB (1 kHz)
  • Selectivity:
    • FM: > 60 dB

AM: > 30 dB

  • Common mode selection: 1.5 dB
  • spurious attenuation: > 90 dB (98 MHz)
  • Image frequency attenuation:
    • FM: > 60 dB (98 MHz)
    • AM: > 80 dB (1,000 kHz)
  • IF attenuation:
    • FM: > 90 dB (90 MHz)
    • AM: > 70 dB
  • AM suppression: 50 dB


Special Features

  • Pre- and power amplifier separable (Main In/Pre Out)


Remarks



Pictures

  • Extract from brochure: Pioneer LX-424, LX-626

Pioneer LX-424-626-Prospekt-1.jpg


Reports

Links