>you're transmitting at most tens of bits per second before error correction. You can get in the kb/s range over a couple of kilometres. You don't have to drop

>you're transmitting at most tens of bits per second before error correction. You can get in the kb/s range over a couple of kilometres. You don't have to drop to tens of bits per second until you're trying to transmit over many nautical miles. Examples: https://geo-matching.com/uploads/default/b/e/benthos-modem-psg.pdf https://geo-matching.com/uploads/default/b/e/benthos-modem-p...