TFM825L

• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1964–1970

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 85800

• Picture
• Schematics

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

• Number of Transistors
• 8

• Semiconductors
• 2SA163 2SA124 2SA122 2SA122 2SA122 2SD64 2SD65 2SD65

• Main principle
• Superheterodyne (common); ZF/IF 455/10700 kHz

• Tuned circuits
• 5 AM circuit(s)     7 FM circuit(s)

• Wave bands
• Broadcast, Long Wave and FM or UHF.

• Power type and voltage
• Dry Batteries / 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical

• Power out
• 0.2 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: TFM825L - Sony Corporation; Tokyo

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 73 x 110 x 34 mm / 2.9 x 4.3 x 1.3 inch

• Notes
• With leather case, earphone and leather case for that. Elliptical speaker 7 x 4.5 cm.
  Alternative transistor complement for late models:
  2SC710, 2SC629, 3x 2SC404A, 2SC633, 2x 2SB136.

• Net weight (2.2 lb = 1 kg)
• 0.410 kg / 0 lb 14.4 oz (0.903 lb)

• Source of data
• Handbuch VDRG 1969/1970

• Literature/Schematics (1)
• -- Schematic

• Author
• Model page created by Ervé Leclercq. See "Data change" for further contributors.

• Other Models

• Here you find 3914 models, 3774 with images and 948 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo