The transceiver is built on the scheme with a single superheterodyne frequency conversion and four Crystal quartz filter. The device is controlled by a microcontroller. The frequency synthesizer used as a local oscillator on-chip The transceiver
Understanding SWR by Example Take the mystery and mystique out of standing wave ratio. Darrin Walraven, "It sometimes seems that one of the most mysterious creatures in the world of Amateur Radio is standing wave ratio (SWR).