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General| Brand | Yaesu |
|---|---|
| Model | FT-690RII |
| Category | Transceiver |
| Language | English |
Covers frequency range, emission types, channel steps, antenna, supply voltage, current, case size, and weight.
Details circuit type, IF stages, sensitivity, image rejection, selectivity, audio output, and speaker impedance.
Specifies input power, modulation type, deviation, carrier suppression, sideband suppression, spurious response, microphone, and frequency stability.
Describes the controls and indicators on the front panel, including volume, squelch, and tuning knob.
Details connectors and controls on the rear panel, such as tone unit, battery contacts, and backup switch.
Explains the FBA-8 battery case, its output terminals, and external DC jack.
Guides on setting and tuning the squelch control to silence background noise.
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