It's probably also doing some kind of interleaving along with forward error correction, and would need to collect a few frames before it can start decoding. The

It's probably also doing some kind of interleaving along with forward error correction, and would need to collect a few frames before it can start decoding. There's a section on interleaving under convolution coding in the spec, but it looked pretty complicated and I've got no idea how stations are usually configured.