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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Savannah National Wildlife Refuge Uses InfOspot
Federal Agency Use
Click here to see why the Savannah National Wildlife Refuge chose InfOspot instead of the Internet to deliver interpretive services to visitors.
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Airport Use
Click here to see a real-time interpretation story about how the Gerald R Ford International Airport uses information radio to share pilot-ground communications. 
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InfOspot Stations Used in Conjunction with Billboards
Click image to view.
Billboard Use
InfOspot in New York City: CBS Outdoor proposed InfOspot transmitters on two different billboards. The one pictured above (click thumbnail to view) is at the exit to the Midtown Tunnel, where traffic sits and moves slowly enough for people in vehicles to tune into what Prudential Insurance will want to tell them via radio.
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Zane Grey Museum Travelers Information Station
See how the Zane Gray House uses InfOspot.

InfOspot-License Free Radio Station

Custom Professional Packages

InfOspot is the first professional, license-free radio station available for government, nonprofit and individual applications. It is the most affordable solution for local area broadcasting, offering the widest latitude in frequency flexibility, audio quality, broadcast content and programming convenience.

Designed to operate under FCC Part 15 Rules, InfOspot is capable of up to 100 milliwatts of power, yielding a range of up to 1/2 mile even when mounted at a modest height of 20 feet above ground. The InfOspot System offers unprecedented flexibility and affordability when compared to higher powered, licensed systems:
  • No FCC license is required. It is certified under FCC Rules Part 15.219.No FCC license is required.
  • Any program content may be broadcast, including information, music or commercials.*
  • Any AM frequency 520-1700 kHz may be utilized.*
  • InfOspot Systems utilize the most trusted, time tested Part 15 Transmitter – the Talking House TH5 - to generate the broadcast signal.
  • The system’s Range Extender Outdoor Antenna and Tuner may be mounted at any height above the ground, due to the exclusive coaxial Transmitter-to-Antenna linkage.
(*) FCC rules do not allow the broadcast of objectionable content or the use of a frequency that causes interference to other radio stations.
Customer Examples
  • CBS Outdoor, NY
  • Cleveland Metroparks, OH
  • Fan Observatory, VA
  • Gerald R Ford International Airport, MI
  • Marinsburg Veterans Administration Medical Center, WV
  • McDonald Observatory, TX
  • Saint Louis County Police Department, MO
  • Salinas Pueblo Missions National Monument, NM
  • Savannah National Wildlife Refuge, SC
  • Siemens Energy & Automation, PA
  • Varsity Auto Group, MI
  • Zane Grey House, PA
Custom Packages
Basic InfOspot System

Includes the TH5 Transmitter with its internal, 2-message Digital Audio Player, Range Extender Outdoor Antenna and Tuner with mount and 25’ of RG6 coaxial cable.

Buy the InfOspot License-Free Radio Station on Amazon at this link:
InfOspot Basic Package.

InfOspot Add-On's
  • Audio Enhancement. The i A.M. Radio option maximizes the TH5 Transmitter's dynamic range and modulation levels for an even louder and more natural sound. This enhancement includes a hand-held microphone for best recording / live audio quality

Buy the InfOspot License-Free Radio Station with Audio Enhancement Option on Amazon at this link:
InfOspot with i A.M. Radio Audio Enhancement.

  • Dynamic Hand Microphone for higher quality recordings on the transmitter’s internal digital audio player.
  • External Digital Audio Player allows operation via USB/Flash drive for highest quality and convenience.
  • Network Connectivity. Add LAN/WAN connectivity to the external digital audio player for remote control.
  • Wireless Uploads allows audio uploads via wireless gateway.
  • Audio Management Software for message creation, processing and for upload to one or multiple stations via network/wireless.
  • Indoor/Outdoor Cabinet to house transmitter and audio components. Includes 19” rack rails.
  • Antenna Stand for flat roof installations with no penetrations. Includes mast, frame and pads.
  • Additional Coaxial Cable available in various standard lengths.
External Digial Audio Player USB11
Planning Your Station / Requesting a Quote
Contact us to plan your station's configuration and to obtain a quote.
InfOspot Owners "On the Spot"
InfOspot technology is in use today by . . .
  • Outdoor Recreation for interpretation and visitor information at parks and recreation areas.
  • Historical Sites and Societies to tell visitors about area history and interpretation of sites and buildings.
  • Churches for parking and patron information, schedules of programs and events, drive-in services.
  • Industry/Military to get critical information to visitors or truckers at loading docks, facility gates, weigh stations or check points.
  • US Borders and Highway Checkpoints to speak to motorists about regulations and procedures.
  • Hospitals and Public Health to broadcast updates on health status, procedures and patron information.
  • Tourism Industry at visitor centers to broadcast information on current events and attractions.
  • Departments of Transportation at rest areas, toll collection areas and weigh stations.
  • Outdoor Advertising in association with billboards along highways and in cities.
  • Real Estate to speak with prospective buyers about properties 24 hours a day.
  • Theaters to announce show times and to promote upcoming attractions.
  • Auto Dealers to speak to shoppers in their lots when sales representatives are not present.
  • Banks, Pharmacies and Restaurants to promote specials to patrons in drive-thrus.
  • Microbroadcasters to provide radio formats to specialized listening audiences.
Purchasing Options
Sole Source. We frequently are the only source for the products and services we offer and can send you support letters to affirm that for your purchasing documentation.

HGACBuy. If you are a state or local government agency anywhere in the US and you are a HGACBuy cooperative member - or want to join as an end user - you can purchase our products without the necessity of going out to bid. Membership is free to villages, towns, cities, townships, counties, state agencies, departments, authorities, districts, councils or nonprofits doing work for such entities. Here's how to join.

Competitive Process. If you must seek competitive bids or quotes, we can supply specifications (in text form) so you can easily integrate them into bid documents.

Purchases by governmental entities can be made by purchase order, agency order on letterhead, VISA/MC (up to $3,500) or simply by signing and returning our quote sheets. Standard terms are Net 30 days.
Founding & Firsts Audio Control Methods Alert Stations across America FCC Frequencies & Licenses Site Map
Common Applications Case Studies Installation, Testing, Training
Emergency Advisory Radio FAQs Professional Recordings
Features Compared FCC-Permitted Broadcasts Rentals
Highway Advisory Radio Glossary of Radio Termis Streaming
      License-Free Stations News from The Source    
Travelers' Information Stations Operators' Zone
Why Customers Say They Buy

©  1983-2019  • Information Station Specialists, Inc. •  All Rights Reserved
PO Box 51, Zeeland, Michigan, USA, 49464-0051, Phone 616.772.2300, Fax 616.772.2966, Email Form

The USA's best known source for Emergency Advisory Radio Stations, Travelers' Information Stations, Highway Advisory Radio and related technical services.

 Trademarks: 2X Signal Booster, ALERT AM Emergency Advisory Radio System, ANXX AM Radio Antenna, AP55 Digital Message Player, ENcast Emergency Notification Broadcast System, FAS6000 Flashing Beacons & Controller, FASTrack Quick-Erect Sign, Flashing ALERT Sign System, Free-Radiate On-Premise Radio Broadcast System, HearMoreInfo Internet Broadcasts, HPR0990 High Performance Antenna, i.A.M. Radio Transmitter, Information Station Specialists, InfoRadio Format, Information Station Classic, Information Station IP, InfOSpot License-Free Radio Station, IP8 Digital Message Player, IP76 Digital Message Player, ITS6000 Highway Advisory Radio Network, LIGHTNING LED Portable Changeable Message Sign, NX8R Digital Message Player, Potential Interference Notification Services (PINS), PowerPlane Flex  Factory-Assembled Groundplane, EventCAST Portable Information Radio Service, RadioSAFE Wide Area Emergency Broadcast System, RadioSTAT Portable Emergency Advisory Radio Station, Signal Measurement Radio Receiver, SpotCAST Internet Broadcast Service, Stealth Sign, StreamCAST Internet Broadcast Service, SS3000 Free-Standing AM Radio Antenna System with Tower, Stylized ISS Logo, SX200 Watt Meter, Talking House AM Radio Transmitter, TR6000 Transmitter Model HQ5.0, TR6000 Transmitter Model 15.73, VoiceStar Portable Highway Advisory Radio Station (with or without Changeable Message Sign), VP9000 Vertical Profile Antenna Support and Grounding System, Wireless Audio Link.

Information Radio Stations is a generic term synonymous with Travelers Information Stations (TIS), Highway Advisory Radio Stations (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, wateter, 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.