The Great Search: DMX Transceiver
Following up on our last Great Search for a DMX / XLR connector, our next step is to find a DMX transceiver. We started by looking at official and common DMX shields for Arduino since we know there's a ton out there, including the semi-official TinkerKit brand (https://web.archive.org/web/20140727121929/http://www.tinkerkit.com/dmx-master-shield/). These boards all use the MAX485 (https://www.digikey.com/short/q7mbb9bj) and XLR connectors. They often *don't* have isolation or transient voltage protection. While the MAX485 is readily available, let's look at some other options that might work…
The skinny
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