• Country
• Japan

• Manufacturer / Brand
• Bohsei International Co. Ltd.; Tokyo

• Year
• 1987 ?

• Category
• Telephony - wire and wireless

• Radiomuseum.org ID
• 246678

• Number of Transistors
• 32

• Semiconductors

• Main principle
• Transceiver; ZF/IF 10700/455 kHz

• Tuned circuits
• 10 FM circuit(s)

• Wave bands
• VHF incl. FM and/or UHF (see notes for details)

• Power type and voltage
• Alternating Current supply (AC) / 220 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 5 cm = 2 inch

• Power out
• 0.2 W (undistorted)

• Material
• Metal case

• from Radiomuseum.org
• Model: Wireless Telephone Intercom BT-15K - Bohsei International Co. Ltd.;

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 235 x 143 x 264 mm / 9.3 x 5.6 x 10.4 inch

• Notes

• VHF, 15W RF out. Rx 141 MHz band. Tx 42 MHz Band.

• Net weight (2.2 lb = 1 kg)
• 4 kg / 8 lb 13 oz (8.811 lb)

• Author
• Model page created by Alberto Sanna-Alonso. See "Data change" for further contributors.

• Other Models

• Here you find 5 models, 5 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Bohsei International Co. Ltd.; Tokyo