• Country
• Japan

• Manufacturer / Brand
• Yaesu-Musen Co. Ltd.; Tokyo

• Year
• 1971–1974 ??

• Category
• Amateur-Receiver (amateur bands, may include broadcast bands)

• Radiomuseum.org ID
• 73792

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

• Number of Tubes
• 10

• Valves / Tubes
• 6BZ6 6U8 6BE6 6BA6 6BA6 6BM8 6BZ6 12AT7 6U8 12AT7

• Number of Transistors
• 7

• Semiconductors

• Main principle
• Superhet, double/triple conversion

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Alternating Current supply (AC) / 100-235 Volt

• Loudspeaker
• - For headphones or amp.

• Power out
• 1 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: FRDX-400 - Yaesu-Musen Co. Ltd.; Tokyo

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 370 x 160 x 290 mm / 14.6 x 6.3 x 11.4 inch

• Notes
• Yaesu Shortwave-Receiver FRDX-400Covers 160 to 10 m HAM bands plus 10 MHz WWV and 27 MHz CB; optional 6 m or 2 m converter available; Modes: AM, CW, SSB, FM; "Rejection-tuning". Matches transmitter FLDX-400.
  In Europe also sold under the Sommerkamp label.

• Net weight (2.2 lb = 1 kg)
• 25 lb (25 lb 0 oz) / 11.350 kg

• Price in first year of sale
• 1,600.00 DM

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

• Other Models

• Here you find 305 models, 289 with images and 139 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Yaesu-Musen Co. Ltd.; Tokyo