Fish finders with fast screen update
prices on 31 model— the faster the echo sounder screen is updated, the more evenly the relief is drawn, the fewer “steps” on it, and the more accurately the picture seen by the user corresponds to the real bottom profile (ceteris paribus, of course). This is especially important when driving at high speed. The specific features of a "fast" update may vary depending on the manufacturer and even the specific model of the device, but most often the speed of such an update is sufficient for normal operation when moving on a motorboat at a speed of at least 30 – 40 km/h.
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