U2.Suite

U2.Suite: The Modern Ecosystem for Amateur Radio

Welcome to U2.Suite, a premium, distributed software ecosystem designed for the modern Amateur Radio operator. Built with C++ and Qt6, U2.Suite offers a high-performance, cross-platform experience that bridges the gap between traditional radio operating and cutting-edge software architecture.

📡 Core Philosophy

U2.Suite is built on a Client-Server architecture. Unlike monolithic applications, our components are decoupled, allowing you to run servers near your equipment (or in the cloud) while controlling everything from a sleek, responsive UI on your desktop or mobile device.

🛠 Key Components

1. U2.Log: Smart Logging & Sync

The heartbeat of the suite. It consists of two main parts:

  • U2.Log.UI: A modern, glassmorphism-inspired interface for fast QSO entry, featuring real-time greyline maps, advanced filtering, and instant callbook lookups.
  • U2.Log.Server: A robust background engine that manages the SQLite database, handles multi-user synchronization, and ensures your data is safe.
  • Reliable Sync: Features a dedicated background worker with exponential backoff logic to ensure every QSO is reliably uploaded to QRZ, ClubLog, eQSL, and more—even if your internet connection is unstable.

2. U2.Remote: Professional Rig Control

Take full command of your station from anywhere in the world.

  • U2.RigServer: A high-performance CAT-control engine supporting multiple drivers (Kenwood, Icom, Yaesu) via an optimized protocol.
  • U2.RemoteControl: A virtual radio front-end that feels like hardware. It supports bidirectional synchronization of frequency, modes, filters, and PTT, providing a seamless remote operating experience.

3. U2.Brandmeister: DMR Activity Monitor

Stay connected with the digital world. A real-time monitor for Brandmeister network activity, allowing you to filter transmissions by TalkGroups, slots, or geographic locations with sub-millisecond latency.

4. U2.Callbook: Unified Intelligence

A centralized service that aggregates data from QRZ.com, HamQTH, and local offline databases. It provides instant metadata (name, QTH, grid, photo) as soon as you type a callsign.

🚀 Why Choose U2.Suite?

  • Premium Aesthetics: We believe Amateur Radio software should look as good as it performs. U2.Suite features a curated dark-mode design with smooth animations and modern typography.
  • Reliability First: With our “Phase 20” persistence engine, we ensure that no QSO is ever lost due to network failures.
  • Distributed Power: Run your Rig Server on a Raspberry Pi at the remote site and log QSOs from your laptop in the living room.
  • Developer Friendly: Includes built-in emulators (U2.Emulator.OnlineServices) for testing and a modular SDK for extending functionality.

🌐 Join the Future

U2.Suite is more than just a logger—it’s a complete infrastructure for the 21st-century ham. Whether you are a casual ragchewer, a hardcore contester, or a remote-station enthusiast, U2.Suite provides the tools you need to succeed.

Built with ❤️ by Radio Amateurs, for Radio Amateurs.