• Country
• Japan

• Manufacturer / Brand
• Koito Electronics Co., Ltd; Tokio

• Year
• 1970 ??

• Category
• Miscellaneous (Other, Various) - see notes

• Radiomuseum.org ID
• 254399

• Number of Transistors
• 3

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Dry Batteries / 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.25 inch = 5.7 cm

• Power out
• 0.2 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Homer 4-Station Transistor Intercom KE-720 - Koito Electronics Co., Ltd;

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 4.75 x 1.75 x 3.5 inch / 121 x 44 x 89 mm

• Notes

• One master & three remote stations (3" x 1" x 4").

• Net weight (2.2 lb = 1 kg)
• 1.1 kg / 2 lb 6.8 oz (2.423 lb)

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 4 models, 4 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Koito Electronics Co., Ltd; Tokio