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Keywords: Trigild Gemini 2 circuitry.jpg Internals of the Trigild Gemini 2 DM1-TP13 with speaker at top and batteries at right Handset at left At the bottom there is a circuit board with separate crystal oscillators for the transmission and reception frequencies of each MTS channel Own filename Phone1 JPG Techie111 2008-07-02 Automobile telephones Crystal oscillators Electronic components Trigild mobile phones Loudspeakers |