Communication Resources
ANTENNAS
Near Vertical Incidence Skywave (NVIS)
Near Vertical Incidence Skywave (NVIS) Antenna
DIGITAL
Asterisk Radio Networks
* Interoperability Solutions - RF Gateways, Digital Telephone, HSMM
Digital Analog Radio Network - DARN
to mend by weaving thread across a gap
Green Bay Professional Packet Radio - Projects
Icom D*STAR
1200MHz/10GHz Digital Linking System
Icom IDAS
- Icom Digital Advanced System - NXDN Digital
Kenwood NEXEDGE
tm
- NXDN Digital
P25 - What is it?
PROPAGATIONS
HF Systems - North America Ionospheric Map
Space Weather NOW
VHF/UHF Tropospheric Ducting Forecast
REPEATERS
RepeaterGear.com
K1IW Amateur Repeater
- Websearch
Repeater Builder 's Technical Information Page
RF GATEWAYS (RoIP/VoIP)
Allstar Link Network
-
a network of repeater and remote base stations accessible to each other via Voice over IP
Asterisk
TM
- Asterisk is a complete PBX in software with radio connectivity.
app_rpt
- The integration of 2-way radio systems and reasonable telephony.
EchoLink
eQSO
-
Linking the World by Radio.
Internet Radio Linking Project * IRLP
Southeastern Asterisk Radio Network
- A diverse network of RF Gateways and Internet Telephone Resources.
Speak Freely
-
For those times when secure pc-to-pc coms is needed.
WIRES-
II
*
Wide-coverage Internet Radio Enhancement System
ALERT Status
Communications
ERT
Hazards
Purpose
Weather
SKYWARN
Links
InfoQuest