• Country
• Japan

• Manufacturer / Brand
• Onkyo, Osaka Denki Onkyo K.K.; Osaka

• Year
• 1972 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 328905

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Special principle (see notes)

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 50-60 Hz, 220-240 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 44 W (undistorted)

• Material
• Metal case

• from Radiomuseum.org
• Model: Integra Stereo Dividing Amplifier 613 - Onkyo, Osaka Denki Onkyo K.K.;

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 313 x 136 x 353 mm / 12.3 x 5.4 x 13.9 inch

• Notes

• The ONKYO Integra 613 is a stereophonic, 22 W rms per channel power dividing amplifier with electronic crossovers.

  A fully adjustable active crossover network, 250 Hz to 11 kHz slope control for low pass and hi pass sections with 6 dB or 12 dB per octave roll off. -20 dB to +10 dB gain control.

  With setting options for any crossover frequency and a level control with 1 dB step control.

  Amplifiers are powered from a single power supply.

  Output is coupled via capacitors.

  Abridged Specifications:

  Output Power:	22 W + 22 W, 8 Ω
  Harmonic distortion:	below 0.1% at 1 kHz
  Frequency Response:	5 – 100'000 Hz, + 0, - 1 dB
  Input Sensitivity:	1 V
  Input Impedance:	300 kΩ
  Speaker Impedance:	8 - 16 Ω

  ---

  Stereoendstufe mit vorgeschalteter Frequenzweiche, deren Uebergangsfrequenzen wählbar sind

• Net weight (2.2 lb = 1 kg)
• 9 kg / 19 lb 13.2 oz (19.824 lb)

• Price in first year of sale
• 1,170.00 DM

• Mentioned in
• HiFi-Jahrbuch 6 S.228, Verlag G. Braun Karlsruhe 1972

• Author
• Model page created by Thomas Schneider. See "Data change" for further contributors.

• Other Models

• Here you find 638 models, 615 with images and 62 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Onkyo, Osaka Denki Onkyo K.K.; Osaka