Labels:text | diagram | technical drawing | plan OCR: A. Symbol 1 FIGURE N6-4 A. Symbol 1 FIGURE N6-4 B. Symbol 2 B. Symbol 2 C. Symbol 3 C. Symbol 3 D. Symbol 4 D. Symbol 4 ANTENNA DIPOLE 2 3 BEAM 1 2 3 DUMMY LOND A. A transceiver A. A terminal-node switch FIGURE N7-1 B. A high-pass filter FIGURE N7-2 B. An antenna switch C. An amiemma tuner C. A tellgraph key switch D. A modem D. A high-pass filter
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