• Country
• Japan

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

• Year
• 1982 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 220087

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

• Number of Transistors
• 27

• Semiconductors

• Main principle
• PLL, Phase-locked loop

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

• Power type and voltage
• Alternating Current supply (AC) / 110-240 Volt

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

• Power out
• 45 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: HiFi Quartz Synthesized Tuner Amplifier TX-4000 - Onkyo, Osaka Denki Onkyo K.K.;

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 480 x 130 x 376 mm / 18.9 x 5.1 x 14.8 inch

• Notes
• - Power Output: 45W x 2
  - Imputs : Phono, tape play 1 & 2
  - Output: Speakers, Phones, Tape Rec out
  - Semiconductors: 20 ICs, 3 FETs, 27 Transitors, 70 Diodes, 31 Leds.

• Author
• Model page created by Julián Muñoz Lorenzo. 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