Encyclopedia > 2B1Q

Article Content

Two-binary, one-quaternary

Redirected from 2B1Q

Two-binary, one-quaternary (2B1Q) is a physical layer encoding used for Integrated Services Digital Network basic rate interface. 2B1Q uses four signal levels (1Q), equivalent to two bits (2B).

This article (or an earlier version of it) contains material from FOLDOC, used with permission. Update as needed.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Quackery

... not have these ethical constraints. Side effects from real treatment. Anti-cancer drugs and radical surgery can have very distressing side effects. Illegitimate treatments, ...