Subj : Ham Radio Glossary (O) To : All From : Daryl Stout Date : Thu May 16 2019 00:11:39 From QRZ.Com, the Icom handout, and Part 97 Of The FCC Rules - Ham Radio Glossary - An overview of amateur radio terms. Offset frequency Frequency difference between transmit and receive. OM "Old Man"; affectionate way to address a fellow ham operator, like saying "Old Buddy!" OO "Official Observer"; a volunteer of the ARRL's Official Observer program who monitors the airwaves for FCC rules violations. For more information, please see http://www.arrl.org. OSC Oscillator --- SBBSecho 3.07-Win32 * Origin: ILinkNet: The Thunderbolt BBS - tbolt.synchro.net (454:1/33) .