WB4RL Repeater System News Release – March 2026
The WB4RL Repeater system continues to operate reliably and has seen several exciting upgrades and developments throughout March 2026, bringing enhanced digital communications and connectivity to the local amateur radio community.
Repeater Technical Information
The WB4RL repeater provides strong regional coverage and continues to serve as a central communications hub for local operators.
System Details
- Callsign: WB4RL
- Frequency: 443.8250 MHz
- PL Tone: 100.0 Hz
- Mode: FM Analog Voice
- Location: North Alabama region
- Coverage: Approximately 10–20 mile radius depending on terrain and station setup
- Linked Systems: AllStarLink Winlink and EchoLink
The repeater site also hosts several digital communication systems including packet radio, APRS services, and a Winlink RMS Gateway.
These systems operate together to support everyday communications, digital experimentation, and emergency communications capability throughout the region.
Winlink RMS Gateway – New “Post Office” Feature
One of the most exciting upgrades this month is the activation of the Winlink RMS Gateway Post Office function, which significantly expands packet radio capabilities available to local operators. The Winlink system operates on 2 Meters at 145.0500 24 hours a day.
Traditionally, a Winlink RMS Gateway serves as a connection point between radio users and the global Winlink email system. When a packet station connects to an RMS Gateway, the gateway normally forwards messages through the internet to the central Winlink servers.
The Post Office feature adds a local message server that can store and route messages directly between radio users entirely over RF.
How the Post Office Works
The RMS Gateway now includes a local message database that allows packet stations to exchange messages even if internet service is unavailable.
Operators connecting via packet radio can:
- Send messages to other local packet users
- Retrieve stored messages waiting in their mailbox
- Exchange traffic between stations connected to the system
- Store messages until the receiving station connects
Messages addressed to local stations remain stored within the gateway until the recipient connects and downloads them.
This essentially turns the system into a local packet mail server, similar to classic packet bulletin board systems used widely in amateur radio in the past.
Benefits for Packet Operators
Local RF Messaging
Stations can exchange messages entirely over radio without needing internet connectivity.
Emergency Communications
During disasters or outages, the gateway continues operating as a local message hub, allowing operators to pass traffic between stations and emergency groups.
Store-and-Forward Packet
Messages can remain stored until the receiving station connects later.
Training and Digital Experimentation
The system allows operators to practice digital messaging techniques commonly used in emergency communications.
Example Scenario
A portable station operating during a storm or public service event could connect to the WB4RL packet gateway and leave a message for another operator. The message remains stored in the local Post Office until the receiving station checks in and retrieves it.
If internet connectivity is available, the gateway will also continue routing messages to the global Winlink network as normal.
This hybrid capability allows the gateway to function as both:
- A global Winlink email gateway
- A local packet message system
APRS Network Performance
The WB4RL-10 APRS system has also been performing extremely well throughout the month. The system operates on the 2 Meter band at 144.390 MHZ 24 hours a day.
During the recent storms that passed through the region, numerous APRS weather stations were active across the network. Many of these stations successfully digipeated and IGated weather telemetry, helping distribute real-time environmental data.
Weather station packets included:
- Wind speed and direction
- Rainfall totals
- Barometric pressure
- Temperature and humidity
Several stations relayed this information through the WB4RL-10 APRS infrastructure, allowing reports to reach the wider APRS internet network and contribute to broader weather monitoring systems.
This activity demonstrates how amateur radio and APRS infrastructure can assist with situational awareness during severe weather events.
New T-Mobile 5G Internet Connection
Another major improvement to the WB4RL system is the installation of a T-Mobile 5G internet connection at the repeater site.
This high-speed connection now supports multiple communications services simultaneously, including:
- Winlink RMS Gateway operations
- APRS iGate services
- Packet radio networking
- Repeater monitoring and control
- AllStarLink connectivity
- EchoLink connectivity
The increased bandwidth and reliability of the 5G connection has noticeably improved the performance of digital services hosted at the site.
AllStarLink Node Operations
The WB4RL repeater is connected to the nationwide AllStarLink network, allowing the system to link with repeaters and nodes across the country. The WB4RL Allstar Node 556940 operates 24 hours a day.
With the new internet connection, the AllStar node has shown improved stability and audio quality. Operators can easily connect to regional or national nets and communicate with stations far outside the normal RF coverage area.
This connectivity significantly expands the reach of the WB4RL repeater.
EchoLink Connectivity
In addition to AllStarLink, the WB4RL repeater also supports EchoLink, allowing licensed amateur radio operators to connect to the repeater using internet-connected devices such as computers, smartphones, or other radios running EchoLink software. The WB4RL Echolink Node 454955 operates 24 hours a day.
This capability provides several benefits:
- Remote access for operators traveling outside the repeater coverage area
- Ability for operators without a local VHF radio to participate in repeater activity
- Additional linking capability with other EchoLink repeaters and conference servers
EchoLink support allows operators to stay connected to the local amateur radio community even when they are away from the region.
Amateur Radio News and Updates
Several developments across the amateur radio community have taken place recently.
The Federal Communications Commission (FCC) has extended certain amateur radio license renewal filing deadlines that were affected by the 2025 federal government shutdown, allowing additional time for operators to submit renewal applications.
Updates have also been implemented for the 60-meter amateur band, aligning U.S. amateur radio operation with international allocations approved during the World Radiocommunication Conference.
Amateur radio operators and scientists are also preparing for upcoming ionospheric research events and propagation studies that use amateur radio signals to better understand the upper atmosphere.
Looking Ahead
The WB4RL repeater system continues to evolve as a modern communications platform combining traditional FM repeater operation with advanced digital radio services on our 2 Meter and 70 CM radios and repeaters.
With the addition of the Winlink Post Office feature, strong APRS performance during severe weather events, EchoLink connectivity, and improved system infrastructure through 5G internet, the system is better equipped than ever to support:
- Daily amateur radio communication
- Digital experimentation
- Remote connectivity
- Emergency communications readiness
Operators throughout the region are encouraged to get on the air, explore packet radio and Winlink messaging, and take advantage of the many services provided by the WB4RL system.
73 from the WB4RL Repeater Team.