Bay Area Telecommunications System
California Amateur Telecommunications System
Radio Amateur Telecommunications System
Welcome to BATS and CATS and RATS. Here are some amateur radio-related
links that might interest you. The xATS systems focus on high-density digital
data, video and telephone communications via amateur radio using all of those
federally-allocated standard-carrier frequencies from DC to light!
There are many connectors to the xATS services. Since we are Amateur
Radio oriented, the users are mostly other amateur radio groups and clubs, and
assorted disaster services. Some of these impressive xATS users, and other
impressive users, are listed below. Also included are some Amateur Radio related
information services and some specialized non-Amateur Radio services which may
interest you.
Last updates made July 3, 2024
Amateur Radio Licensing
Check out the ARRL Exam Search, the clubs in the Clubs section, and VEs in the Other Organizations section of this page for exam schedules and other details.
General Information
Some Practice Exam Pages
Zones
- CLUBS - Amateur Radio Clubs of Northern and Central California
- ORGANIZATIONS - Organizations involved in wireless or related technologies
- 911 - Emergency and Public Safety entities
- 411 - Additional information sources
- COMMERCIAL - Selected commercial links
- DX - DX links
Club/Group Zone
Listed alphabetically by callsign suffix
Other Organizations
-
Amateur Radio
- 220SMA - 220 Spectrum Management Association of Southern California
- AMRAD - Amateur Radio Research and Development Corporation
- AMSAT - Radio Amateur Satellite Corporation
- ARDC - Amateur Radio Digital Communications - includes AMPRNet
- ARISS - Amateur Radio on the International Space Station
- ARRL - American Radio Relay League
- CALNET - Calnet Repeater Group
- Cactus - Cactus Intertie System
- CHRS - California Historical Radio Society
- Condor - Condor Connection
- IARU - International Amateur Radio Union - Region II
- NARCC - Northern Amateur Relay Council of California
- NCPA - Northern California Packet Association
- QCWA - Quarter Century Wireless Association
- RAC - Radio Amateurs of Canada
- RSGB - Radio Society of Great Britain
- SCRRBA - Southern California Repeater and Remote Base Association
- SVVEC - Sunnyvale Volunteer Examiner Coordinators
- SVVEG - Silicon Valley VE Group
- TAPR - Tucson Amateur Packet Radio Corporation
- WPSS - Western Public Service System
- WIA - Wireless Institute of Australia
- YLRL - Young Ladies' Radio League
-
Professional
- ACES - Applied Computational Electromagnetics Society
- AFCCE - Association of Federal Communications Consulting Engineers
- APTS - Association of Public Television Stations
- ATSC - Advanced Television Systems Committee
- CSPE - California Society of Professional Engineers
- EIA - Electronic Industries Alliance
- TIA - Telecommunications Industry Association
- ECIA - Electronic Components Industry Association
- JEDEC - Joint Electron Device Engineering Council
- CTA - Consumer Technology Association
- CompTIA - AeA, GEIA, CSIA, TechAmerica
- IEEE - Institute of Electrical and Electronics Engineers
- iNARTE - International Association of Radio and Telecommunications Engineers
- ITU - International Telecommunications Union
- NAB - National Association of Broadcasters
- NATOA - National Association of Telecommunications Officers and Advisors
- SBE - Society of Broadcast Engineers
- SCTE and ISBE - Society of Cable Telecommunications Engineers
- SMPTE - Society of Motion Picture and Television Engineers
911 Zone
State Agencies
- CDF - California Department of Forestry and Fire Protection (CalFire)
- CHP - California Highway Patrol
- CAD - Computer Assisted Dispatch Events
- CalTrans - California Department of Transportation
- Conditions - Official Current Highway Conditions QuickMap
- Conditions - Official Current Highway Conditions Number Search
- One Stop Shop - western USA consolidated info
- CalOES - California Office of Emergency Services
Federal Agencies
- BLM - Bureau of Land Management
- Coast Guard NavCenter - Navstar GPS, DGPS, Telecomm
- DHS - Department of Homeland Security
- CBP - Customs and Border Protection
- FEMA - Federal Emergency Management Agency
- TSA - Transportation Security Administration
- USCIS - United States Citizenship and Immigration Services
- USCG - United States Coast Guard
- ICE - Immigration and Customs Enforcement
- USSS - United States Secret Service
- OIG - Office of the Inspector General
- FLETC - Federal Law Enforcement Training Center
- CISA - Cybersecurity and Infrastructure Security Agency
- EPA Fire & Smoke - Air Quality Index Map for Smoke
- FIRMS - Fire Information For Resource Management System
- NIFC - National Interagency Fire Center
- NIST - National Institute of Standards and Technology
- NOAA - National Oceanic and Atmospheric Administration
- NTIA - National Telecommunications and Information Administration
- OSM - Office of Spectrum Management
- IRAC - Interdepartment Radio Advisory Committee
- NTIS - National Technical Information Service
- USFS - United States Forest Service
- Region 5 Fire News
- Situation Report - Northern California, then click on Daily Situation Report under GACC Products
- Situation Report - Southern California, then click on Daily Situation Report under GACC Products
- WildCAD-E - Angeles National Forest
- WildCAD-E - Central California Interagency Comm Center (Sequoia)
- WildCAD-E - Grass Valley Interagency Comm Center (Tahoe)
- WildCAD-E - Los Padres Comm Center
- WildCAD-E - Mendocino National Forest
- WildCAD-E - Modoc Interagency Command Center (Lassen)
- WildCAD-E - North Coast Interagency Comm Center (Six Rivers)
- WildCAD-E - Northern California GACC (North Ops)
- WildCAD-E - Owens Valley Interagency Comm Center (Inyo NF & Bishop BLM)
- WildCAD-E - Plumas Emergency Comm Center (Plumas NF)
- WildCAD-E - Redding Interagency Comm Center (Shasta)
- WildCAD-E - San Bernardino Interagency Comm Center
- WildCAD-E - San Diergo Interagency Center (Cleveland)
- WildCAD-E - Sequoia and Kings Canyon National Parks (Ash Mountain)
- WildCAD-E - Sierra Front Interagency Dispatch Center
- WildCAD-E - Sierra National Forest
- WildCAD-E - Stanislaus National Forest
- WildCAD-E - Yosemite Emergency Communications Center
- Active Large Fires - Includes status info
- InciWeb
- USGS - United States Geological Survey
- USNO - United States Naval Observatory Astronomical Applications
Private and Auxiliary Agencies
- APCO - APCO International
- BAMRU - Bay Area Mountain Rescue Unit
- BASARC - Bay Area Search and Rescue Council
- CAP - Civil Air Patrol
- CARDA - California Rescue Dog Association
- HWN - Hurricane Watch Net
- MARS - Military Auxiliary Radio System
- NASAR - National Association for Search and Rescue
- Red Cross - American Red Cross
- SCCSSAR - Santa Clara County Search and Rescue
- WX4NHC - National Hurricane Center Amateur Radio
411 Zone
Commercial Zone
DX Zone
-
6 and 10 Meters
-
Solar/Aurora/Meteor
-
EME and other Weak Signals
-
QSL, DX CallBooks, Clusters, Databases, Etc.
- Callsign Look-up:
- Non-amateur Databases and Tools:
- Clusters, Logging, QSL:
Let us know your thoughts: e-mail the BATS/CATS/RATS webmaster now
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