Two Way Radios: Enhance Safety & Service Levels

Satmodo provides end to end radios to all of North America. We offer the right equipment for any sized event to provide unparalleled satellite, UHF, and VHF communications. Two way radios enhance saftey and service levels for all special events, meetings, conventions,and sporting events.

UHF Radio

UHF Radio
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Satellite Radio

Satellite Radio
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Sailor UHF 3965 Data Sheet​

The SAILOR 3965 UHF Fire Fighter radio has been developed specifically for the fulfilment of the SOLAS requirement. Built on the legacy of SAILOR SP3500 series portable radios, the SAILOR 3965 UHF Fire Fighter radio provides reliable, feature rich communication that helps to make the fire party safe and effective when called into action.


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A satellite Messenger is a GPS tracking device that uses the satellite network to provide text messaging and GPS tracking depending on the subscription type purchased.
The SPOT Gen3 device requires an active service subscription in order to properly perform messaging, tracking, S-functions and all other device functions. All subscriptions are automatically renewed at the end of the contract period.
SPOT is a GPS tracking device that uses the Globalstar satellite network to provide text messaging and GPS tracking. It has a coverage area that encompasses much of the planet except for the extreme northern and southern latitudes and parts of the Pacific Ocean
SPOT X provides 2-way satellite messaging when you’re off the grid or beyond reliable cellular coverage.
The best two-way radio for range depends on several factors, including the specific use case, environment, and frequency band. However, one of the popular options known for its excellent range is the Motorola T600 H2O Talkabout Radio.
The Motorola T600 H2O Talkabout Radio operates on the Family Radio Service (FRS) and General Mobile Radio Service (GMRS) frequencies, providing a maximum range of up to 35 miles in optimal conditions. It is designed for outdoor activities and features a rugged and waterproof construction, making it suitable for various environments such as hiking, camping, and boating.
Another noteworthy option is the Midland GXT1000VP4 Two-Way Radio. It also operates on FRS and GMRS frequencies and offers a maximum range of up to 36 miles in ideal conditions. The GXT1000VP4 is equipped with numerous advanced features such as NOAA weather alerts, eVOX hands-free operation, and a long-lasting battery life, making it a versatile choice for outdoor enthusiasts and professionals alike.
It's important to note that while these radios claim impressive ranges, real-world performance can vary significantly due to obstructions, terrain, and other environmental factors. If you require maximum range, it is advisable to choose a two-way radio that operates on the GMRS frequencies, as they generally provide better range compared to radios operating solely on FRS frequencies.
The longest-range two-way radio available commercially is the Motorola MOTOTRBO SLR 8000 Series Repeater. This repeater is designed to extend the range of two-way radios by boosting and enhancing the signal strength. It operates on the UHF and VHF frequency bands and can provide coverage over large areas, such as campuses, industrial sites, or expansive outdoor environments.
The range of the MOTOTRBO SLR 8000 Series Repeater can vary depending on factors such as the terrain, antenna height, and other environmental conditions. However, with the appropriate setup and configuration, it can potentially provide coverage over a range of several dozen miles or more.
It's important to note that the range of a two-way radio system is not solely determined by the repeater but also by the capabilities of the handheld or mobile radios being used. To achieve the most extended range, it is necessary to have a coordinated system where the repeater and radios are compatible and properly configured.
What are the disadvantages of satellite radio? While satellite radio offers numerous advantages, it also has a few disadvantages to consider:
Cost: Satellite radio typically requires a subscription fee, which can be an ongoing expense. Compared to free terrestrial radio or streaming services, this cost may deter some users.
Signal Interference: Satellite radio relies on signals from satellites orbiting in space. However, tall buildings, tunnels, and dense foliage can obstruct the signal, resulting in temporary signal loss or interruptions during use.
Limited Coverage: While satellite radio has extensive coverage in most regions, there can still be gaps in coverage, especially in remote or rural areas. Users traveling in areas with poor satellite visibility may experience signal dropouts.
Lack of Local Content: Satellite radio primarily offers nationally syndicated channels, which may limit access to local news, weather updates, and region-specific programming. This can be a disadvantage for users seeking localized content or information.
Hardware Requirements: To access satellite radio, specialized receivers or compatible devices are necessary. This can add to the cost and may require additional installation or integration into existing audio systems.
Dependency on Satellites: Satellite radio relies on a network of satellites for transmission. Any technical issues, maintenance, or satellite failures can temporarily disrupt service until the problem is resolved.
There are several reasons why you might need a two-way radio:
Communication in Remote or Off-Grid Areas: Two-way radios are valuable communication tools in remote or off-grid locations where cellular coverage is limited or unavailable. They allow you to stay connected with your group or team members, ensuring effective communication for safety, coordination, and collaboration.
Group Activities and Outdoor Adventures: Whether you're camping, hiking, hunting, skiing, or participating in other group activities, two-way radios enable quick and reliable communication among participants. They can help you stay in touch, provide updates, coordinate movements, and address emergencies.
Workplace Communication: Two-way radios are commonly used in various work environments such as construction sites, warehouses, manufacturing facilities, event management, security teams, and more. They facilitate efficient and instant communication among team members, promoting productivity, safety, and coordination.
Emergency Preparedness: Two-way radios are essential tools in emergency preparedness and response. During natural disasters, power outages, or other emergency situations, when traditional communication channels may be disrupted, two-way radios can provide a reliable means of communication for coordinating rescue efforts, relaying vital information, and ensuring the safety of individuals.
Cost-Effective Communication: Unlike cellular phones that require monthly subscriptions or usage fees, two-way radios offer a more cost-effective communication solution. Once you purchase the radios, there are typically no additional costs involved apart from occasional battery replacements or accessories.
Privacy and Security: Two-way radios allow for private, encrypted communication within a closed network. This can be beneficial in scenarios where confidentiality and security are paramount, such as law enforcement, military operations, or sensitive corporate communications.
Overall, two-way radios provide a practical and reliable means of communication in various scenarios where instant, efficient, and group-oriented communication is necessary. They offer advantages over other communication devices in terms of range, durability, simplicity, and cost-effectiveness.
Two-way radios themselves do not typically have built-in tracking capabilities. They are primarily designed for communication purposes and lack the necessary hardware or technology to track their location.
However, it's worth noting that in certain situations, the location of two-way radios can be tracked indirectly. For example:
GPS-enabled Radios: Some advanced two-way radios or communication systems may have integrated GPS receivers that allow them to transmit their location data. These radios can be tracked using the GPS information they provide.
External Tracking Devices: It is possible to attach external tracking devices to two-way radios. These devices, such as GPS tracking units or accessories, can be connected to the radio to provide location-tracking functionality. This is often done for asset management, fleet tracking, or monitoring purposes.
Network Monitoring: In certain professional or commercial radio systems, network administrators or operators may have the ability to monitor the usage and location of radios within their network. This is typically done through centralized control systems or software that track the status and activity of individual radios.
When two individuals are using a handheld two-way radio on a flat, unobstructed surface, they can generally communicate with each other at distances of around 6 miles.
To legally operate a GMRS system, it is necessary to obtain an FCC license. These licenses are valid for ten years and can be renewed within 90 days prior to the expiration date or up to the actual expiration date. If a license expires, an individual must apply for a new GMRS license to continue operating the system.
Are two-way radios illegal?
No, two-way radios are not inherently illegal. However, the legality of using two-way radios depends on several factors, including the frequency band and the specific regulations of the country or region where they are being used.
In many countries, certain frequency bands are designated for public use without the need for a license. These include the Family Radio Service (FRS) frequencies and the General Mobile Radio Service (GMRS) frequencies in the United States, the Citizen's Band (CB) frequencies in various countries, and the PMR446 frequencies in Europe.
These public frequency bands typically have specific power limits, restrictions on the type of radio equipment that can be used, and rules regarding interference and privacy. As long as you operate within the designated frequencies and comply with the regulations, using two-way radios in these bands is generally legal for personal and non-commercial use.
However, there are other frequency bands, such as those used by professional or commercial radio services, where a license is required to operate two-way radios legally. These bands often have stricter regulations and are typically used by businesses, government agencies, and organizations that require more extensive communication capabilities.
The FCC (Federal Communications Commission) mandates that users of GMRS (General Mobile Radio Service) radios must possess a valid GMRS license before transmitting signals. Engaging in unlicensed usage of GMRS radios can result in penalties of up to $10,000 and potential jail time. It is estimated that there are millions of individuals unknowingly violating this requirement, although many of them may be using GMRS radios for legitimate purposes.
You must be 18 years or older to apply for the license, but anyone within your family (regardless of age) can use the radios. Equipment must be certified for GMRS use. You can only transmit on frequencies designated for GMRS (see list below).
GMRS Channel 19 (462.650 MHz) occasionally used as unofficial "road channel" for truckers, but not universally.

Satmodo LLC is offering this information to be helpful and informative. This is not being offered as legal advice in any way. We highly encourage you to do your own research and contact the embassy or consulate for the country that you will be traveling too.


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