An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Andrews, J.
, Bell, B.
and Baldwin, E.
(1983),
Reference Flat Pulse Generator, Technical Note (NIST TN), National Institute of Standards and Technology, Gaithersburg, MD
(Accessed April 23, 2024)