Information Station Specialists is the best known source of travelers information stations, highway advisory radio, advisory signs and services needed to reach motorists with public service information. Learn more about Information Station Specialists.
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Now in Our 40th Year  ̶  America's Source for Information Radio Systems and Services
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Modern HAM Radio
Amateur Radio Updates . . .
  • Amateur Radio Receives FCC Waiver to Communicate with Military Stations
  • New Bandwidth Limit Replaces Baud Rate Ceiling for Most HAM Bands
  • ARRL Says No to Spectrum Grab
  • High Marks for "The Lowdown"
Emergency-Management Topics . . .
  • Radio Aids Maui Recovery.
  • FCC Approves Larger, Higher Antennas.
  • Why LPFM Is Not a Good Fit for EMAs.
  • Information Station Specialists Turns 40.
More Stories and Application Highlights
Fireman Erik Olson

Fixed-Location Information Radio Stations

Licensed, 10-watt radio stations used by government agencies in emergencies, for visitor information and travel-related services. Noncommercial voice content. Wrap-around services: licensing, installation, training and message recording.

RadioSAFE covers more 

RadioSAFE Wide Area Emergency Radio Broadcast Systems

Enhanced signal coverage that can be critical in public emergencies. These systems utilize the HPR.0990 High Efficiency Antenna from a fixed location, and with special FCC authority, can blanket more square miles than conventional information radio stations.

Hand-Portable Information Radio Stations

Information radio stations that operate from fixed locations or can easily be deployed if needed in the field. Both licensed and license-free versions are available.


Trailer-Mounted Information Radio Stations

Information radio stations on wheels. Available with or without changeable message signs. Solar/AC powered for extended runtime with wireless message management. VoiceStar may operate fixed when not in the field.

License-Free Radio Stations

Customizable, license-free stations that anyone can use, including agencies, nonprofits, individuals and educational entities. May include music and commercial content.


EventCAST Rental Radio Stations

Rentable stations for events, emergencies, signal testing or while permanent stations are being installed. Services can include licensing, onsite setup and message recording.


Advisory Signage

An array of sign solutions to announce the presence of a radio signal or to convey virtually any information to the public.


AMReady Broadcast Components

Products and services to help keep licensed AM radio broadcast stations on the air during emergencies. Quick-deploy antennas, accessories, groundplanes, transmitters, custom kits and rental equipment.

 The Lowdown 

The Lowdown: a 630 Meter Antenna for Amateur Radio

This new antenna and its accessories offers amateur radio enthusiasts a convenient way to communicate on 630 meters.

Contact Us All Products at a Glance Articles of Interest All Services Site Index
Corporate Overview For Emergencies Customer Support Policy Customer Support Policy Site Map
Why Customers Buy For Health Applications FAQs FCC Frequencies & Licenses  
Founding & Firsts For Highways FCC-Permitted Broadcasts Installation, Testing, Training
Privacy Policy For Visitor Information Glossary of Radio Terms Professional Recordings
  For Other Common Applications News from The Source Purchase Options
  For License-Free Stations Operators' Zone Rentals  
For AM Radio Broadcasters Our Stations across the USA Streaming
For Amateur (HAM) Operators Planning Guide  

©  1983-2023  • Information Station Specialists, Inc. •  All Rights Reserved
PO Box 51, Zeeland, Michigan, USA, 49464-0051, Phone 616.772.2300, Email Form

TRADEMARKS:  2X Signal Booster, ALERT AM Emergency Advisory Radio System, AMReady Broadcast Components, ANXX AM Radio Antenna, AP.55 Digital Message Player, ENcast Emergency Notification Broadcast System, EventCAST Portable Information Radio Service, FAS.6000 Flashing Beacons & Controller, FASTrack Quick-Erect Sign, FlashCAST Internet Broadcast Service, Flashing ALERT Sign System, FlexPlane Preassembled Groundplane, Free-Radiate On-Premise Radio Broadcast System, HearMoreInfo Internet Broadcasts, HPR.0990 High Performance Antenna, i A.M. Radio Transmitter, Information Station Specialists, InfoRadio Format, Information Station Classic, Information Station IP, Information Station USB, InfOSpot AM Radio Transmitter Station, IP.8 Digital Message Player, IP.76 Digital Message Player, ITS.6000 Highway Advisory Radio Network, LIGHTNING LED Changeable Message Sign, Lowdown 630-Meter Band Amateur Radio Antenna, MGR.021 Digital Audio Management System, MXB.22 THEMATCHBOX Impedance Matching Transformer, NX8R Digital Message Player, PPFL PPFS PowerPlane Preassembled Groundplane, RadioSAFE Wide Area Emergency Broadcast System, RadioSTAT Portable Emergency Advisory Radio Station, RE 2.5 Range Extender Outdoor Antenna and Tuner, RESPONDER 1 Portable Highway Advisory Radio System, RoadRunnR Portable Highway Advisory Radio System, SSD.20 Severe Storm Detector, SMR Signal Measurement Radio Receiver, Stealth Sign, StreamCAST Internet Audio Delivery Service, SS.3000 Free-Standing AM Radio Antenna System with Tower, SX.200 Wattmeter, Talking House AM Radio Transmitter, TH.5 InfOspot Transmitter, TMS.020 Digital Audio Management System, TR.6000 Transmitter, TMS.020 Digital Audio Management System, TR.6000 Transmitter Model 15.73, VP.9000 Vertical Profile Antenna Support and Grounding System.

Information Radio Station is a generic term synonymous with Travelers Information Station (TIS), Highway Advisory Radio (HAR) / Highway Information Systems & Low Power Radio Stations (LPR). Operation of the stations is governed by FCC Part 90.242 Rules. A FCC license is required. Information Radio Stations may be fixed or portable. Subcomponents may include transmitter, antenna and ground system, digital voice player, wattmeter, cabinet with conventional or Corbin locks, lightning arrestors for RF, power and telephone lines, coaxial cable. Most stations employ black maximized antennas to discourage ice accumulation and security measures to prevent unauthorized program access. Options include synchronization, battery backup, solar power, remote programming by local, network or telco, multi-station audio distribution via RF or LAN / WAN or wireless network.