Radioaficionado de colección Trio TS-520X HF 10W transceptor de tubo híbrido probado TX/RX

This is aTrio TS-520X HF 10W hybrid transceiver (tube + solid-state). (No mic, power cable, speaker, tuner, or accessories). Reception Test. TX Output Test (CW, Dummy Load). Knob settings (LOAD, PLATE, etc.) adjusted for peak output, not manual defaults.

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