• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 2004

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 217690

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Batteries / addl. power jack / 2 x 1,5 / 3 Volt

• Loudspeaker
• -Loudspeaker incorporated, but system not known. / Ø 3.6 cm = 1.4 inch

• Power out
• 0.45 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Cassette-Corder TCM-450DV - Sony Corporation; Tokyo

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

• Dimensions (WHD)
• 80 x 110 x 29 mm / 3.1 x 4.3 x 1.1 inch

• Notes
• Tape speed 4,8 cm/s or 2,4 cm/s; frequency range 250-6300 Hz using normal cassette; variable range of the tape speed: from +30% to -20%. Two diodes operation indicators. Voice Operated Recording (VOR): on/off. Flat built-in condenser microphone, pause key, tape counter, cue and review. Earphone jack ( minijack) for 8-300 ohms earphone; jack for power adaptor, not supplied. Socket also for external microphone.
  Full aluminium body. AAA batteries. Carring pouch.

• Net weight (2.2 lb = 1 kg)
• 0.170 kg / 0 lb 6 oz (0.374 lb)

• Mentioned in
• - - Manufacturers Literature (Sony operating instructions)

• Author
• Model page created by Felice Nicolini. See "Data change" for further contributors.

• Other Models

• Here you find 3913 models, 3773 with images and 947 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo