最終更新日:2022/12/24
Aug 14, 1996, Philippe Cadic, “Can We modify GSM to be talkie walkies ? How”, in alt.cellular-phone-tech, Usenet, retrieved 2022-06-04:
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Aug 14, 1996, Philippe Cadic, “Can We modify GSM to be talkie walkies ? How”, in alt.cellular-phone-tech, Usenet, retrieved 2022-06-04: