• Country
• Japan

• Manufacturer / Brand
• Sanwa Electric Instrument Co., Ltd.; Tokyo

• Year
• 1962 ??

• Category
• Commercial Receiver (may include amateur bands)

• Radiomuseum.org ID
• 220480

• Number of Tubes
• 9

• Valves / Tubes
• 6BA6 6BE6 6BA6 6BA6 6BA6 6AL5 12AT7 6AR5 5Y3

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz

• Wave bands
• Short Wave (SW only)

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

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

• Material
• Metal case

• from Radiomuseum.org
• Model: Communication Receiver NR-409 - Sanwa Electric Instrument Co.,

• Shape
• Boatanchor (heavy military or commercial set >20 kg).

• Dimensions (WHD)
• 420 x 215 x 270 mm / 16.5 x 8.5 x 10.6 inch

• Notes
• Main Tuner: Band 1-3 3,5-7,3Mhz 7,0-14,5Mhz 14,0-28,5Mhz
  Band Spread:
  3,5Mhz Band 3,5-3,575 Mhz
  7 Mhz Band 7,0-7,14 Mhz
  14 Mhz Band 14,0-15,2 Mhz
  21 Mhz Band 21,0-21,9 Mhz
  28 Mhz Band 28,0-30,2 Mhz

• Net weight (2.2 lb = 1 kg)
• 10.2 kg / 22 lb 7.5 oz (22.467 lb)

• Author
• Model page created by Klemens Rhode. See "Data change" for further contributors.

• Other Models

• Here you find 57 models, 55 with images and 24 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sanwa Electric Instrument Co., Ltd.; Tokyo