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CHIRP is a free, open-source, cross-platform radio programming tool supporting a large number of transceivers from manufacturers like Icom, Kenwood, Yaesu, Alinco, Wouxun, Puxing, and Baofeng. It operates on Windows, Linux, and macOS, allowing users to exchange data between different radio models and interface with multiple data sources and formats. The software facilitates the management of memory channels, frequencies, and various radio settings, streamlining the configuration process for amateur radio operators. The tool supports a comprehensive list of specific models, including the _Icom IC-7300_, _Kenwood TH-D74_, and _Yaesu FT-818_, among many others. It also provides compatibility with various file formats such as Generic CSV, RT Systems CSV, ARRL Travel Plus (.tpe), and manufacturer-specific formats like Kenwood KPG-44D (.dat) and Icom Data Files (.icf). Additionally, CHIRP can integrate with the DMR-MARC Database for enhanced programming capabilities. Users can download CHIRP for their specific platform and access extensive documentation, including a FAQ and a mailing list for support. The project encourages users to report issues by consulting existing documentation and open/closed tickets before submitting new bug reports or feature requests.

Baofeng UV-5R uses RS232 to communicate or programming with the PC software and you can make your own programming cable with a few components.

How to set new squelch values on Baofeng HT Radios by using the CHIRP software. Make sure you save the original configuration before editing squelch levels. Edit at your own risk.

Signal Stuff operates as an online retail outlet specializing in amateur radio antennas and related accessories, with a core mission to financially support educational platforms like HamStudy.org and ExamTools.org. The product line prominently features their Super-Elastic Signal Stick™ antennas, available with SMA-F, SMA-M, and BNC connectors, designed for various handheld transceivers including Baofeng, Icom, Yaesu, and Kenwood models. The site details product specifications, pricing, and a lifetime warranty for the Signal Stick™ antennas, emphasizing their role in funding free ham radio licensing study guides and exam administration software. Proceeds from antenna sales directly contribute to the development and maintenance of HamStudy.org, a free online resource for amateur radio license preparation, and ExamTools.org, software utilized by Volunteer Examiner (VE) teams for efficient exam administration. The site also promotes HamBook.org, a free series of comprehensive study guides, which integrates with the HamStudy app and website through links and QR codes for an adaptive learning experience. This business model links product sales to community support, providing essential tools for aspiring and upgrading amateur radio operators.

A tiny board, which allows a smartphone or similiar device to connect to the Baofeng UV5R radio via a TRRS audio connector. It allows for connecting the radio to a software TNC app such as APRSDroid or PocketPacket. Solder on the components, solder on the cables, then provide some stress relief, (I use solid-core wire and heat shrink tubing), and you can use your UV5R with your smartphone for APRS on the cheap.

Programming the Wouxun KG-UV3D and the Baofeng UV-5R+, getting your computer to recognize the programming cable, installing the Wouxun software and hints on how to program Baofeng radio UV-5R.