Optonica RT-7070

Data[edit]

General

  • Manufacturer: Sharp Optonica
  • Model: RT-7070 H/HB
  • Type: Double cassette tape deck
  • Years of manufacture: 1981 - 1982
  • Made in: Japan

Color: Silver metallic and Brown metallic (H/HB)

  • Remote control: No
  • Power consumption: 20 watts
  • Dimensions: 430 x 114 x 320 mm (WxHxD)
  • Weight: 7.5 kg
  • Original price approx.: 1'000 DM


Connections

  • Number of inputs:
    • Cinch, DIN
  • Number of outputs:
    • Cinch, DIN, headphones


Technical data

  • Audio heads: 2 + 1
  • Motors: 2 x 1
  • Synchronization fluctuations: ±0.15% (DIN), ±0.04% (WRMS)
  • Tape types: type I, II, III, IV
  • Frequency response:
    • Type I: 20 - 16000 Hz (DIN), 30 - 16000 Hz ±3dB.
    • Type II: 20 - 18000 Hz (DIN), 30 - 18000 Hz ±3dB

Type III: 20 - 19000 Hz (DIN), 30 - 19000 Hz ±3dB Type IV: 20 - 20000 Hz (DIN), 30 - 20000 Hz ±3dB

  • Premagnetization frequency: 105 kHz
  • Distortion factor:
  • Signal-to-noise ratio: 57 dB without Dolby, 67 dB with Dolby B
  • Auto-Reverse: No
  • Title search: Yes
  • Dolby: B
  • MPX Filter: Yes


Special Features

  • Bias control
  • Tape type and Dolby separately switchable for both decks
  • Blank space automatic
  • Peak hold switchable for level meters
  • Output level control

Remarks[edit]

Pictures[edit]

  • Image: Optonica RT-7070 HB

Optonica Programm 1981-1982 13.jpg

  • Picture: Extract from program Optonica RT-7070 H

Optonica Programm 1981-1982 13.jpg

  • Image: excerpt from program Optonica RT-7070 H

Optonica Programm 1981-1982 13.jpg

  • Image: excerpt from Optonica RT-7070 H program

Optonica Programm 1981-1982 13.jpg


Brochures[edit]

  • Optonica Program 1981-1982

Displays[edit]

Reports[edit]

Links[edit]