• Country
• Japan

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

• Year
• 1985 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 214206

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• PLL, Phase-locked loop

• Wave bands
• Broadcast (BC) and FM or UHF.

• Details
• Hi-Fi equipment

• Power type and voltage
• Alternating Current supply (AC) / 120 Volt

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

• Power out
• 86 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Quartz Synthesized Tuner Amplifier TX-51 - Onkyo, Osaka Denki Onkyo K.K.;

• Shape
• Book-shelf unit.

• Notes
• Onkyo Quartz Synthesized Tuner Amplifier Model TX-51
  2x 43 watts into 8 ohms.
  8 Presets, CX Noise Reduction.
  Bass-, Treble-Control, Loudness on/off, De-Emphasis, FM Mute.
  Inputs Phono (MM or MC Selectable), Tape1/AUX, Tape2.
  AC Outlets: Unswitched 100 Watt max, Switched 100 Watt max.
  Speakers A, B, A+B.
  320 VA

• Author
• Model page created by Franz Scharner. 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