On 11/28/2023 6:46 AM, Andy Durbin wrote:
Isn't it true that the KAT500 USB cable uses RS-232 protocol but TTL signal
levels? T
RS-232 is NOT a matched transmission line -- it's a low-Z source and
high-Z input. The limitation on line length is not signal strength, but
rounding of the pulses by cable capacitance.
73, Jim K9YC
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