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STANDARD MODEL SR-G700 MW/SW 2BANDです。（黒色）です。 ネット調べ 1961 年頃の製品 Number of Transistors 7 Semiconductors Main principle Superheterodyne (common); ZF/IF 455 kHz Tuned circuits 5 AM circuit(s) Wave bands Broadcast and Short Wave (SW). Power type and voltage Dry Batteries / 3 × 1,5 Volt Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / O 6.5 cm = 2.6 inch Power out 0.3 W (unknown quality) Material Plastics (no bakelite or catalin) from Radiomuseum.org Model: SR-G700 - Standard Radio Corp. SR, Tokyo Shape Very small Portable or Pocket-Set (Handheld) < 8 inch. Dimensions (WHD) 164 x 79 x 36 mm / 6.5 x 3.1 x 1.4 inch Net weight (2.2 lb = 1 kg)0.4 kg / 0 lb 14.1 oz (0.881 lb) |