User Manual Part 4

B-2
RF-7800B
APPENDIX B
R
GLOSSARY - CONTINUED
-D-
dB Abbreviation for decibel, which is one-tenth of a bel.
dBm The amount of power relative to that represented by a 1 kHz signal
which is fed one milliwatt of power into a 600 ohm resistive load; or
1 dB relative to one milliwatt, 0 dBm = 1 mW.
dBW 1 dB relative to one Watt.
DC Direct Current
DHCP Dynamic Host Configuration Protocol (Automates the assignment of
IP addresses to computers)
DNS Domain Name System
-E-
E East
EEPROM Electrically Erasable Programmable Read Only Memory
EIRP Effective Isotropic Radiated Power
-F-
°F Fahrenheit, degrees
FAX
FCC Federal Communication Commission
FTP File Transfer Protocol
FXS Foreign Exchange Subscriber
-G-
GMPCS Global Mobile Personal Communications by Satellite
GMT Greenwich Mean Time
GPRS General Packet Radio Service
GPS Global Positioning System
GSM Global System for Mobile Communications
-H-
HAIPE High Assurance Internet Protocol Encryptors
HAZMAT Hazardous Materials
HF High Frequency