Receiverbook: Online Directory of WebSDR and KiwiSDR Receivers

Receiverbook is an online directory listing numerous Software Defined Radio (SDR) receivers accessible via the web. The directory includes both OpenWebRX+ and KiwiSDR installations, providing access to a wide range of frequencies and operating modes. Receivers are located globally, with examples from Bedford, England; Marahau, New Zealand; Berlin, Germany; Esparreguera, Spain; Dresden, Germany; and Bodenberg, Switzerland. Frequencies covered vary by receiver, including LF, MF, HF, VHF, UHF, 80m, 40m, 2m, 70cm, PMR, DAB+, and FM broadcast bands. Many listings specify support for HAM radio, broadcast services, and public two-way radio. Some entries detail specific equipment like SDRPlay RSP1A, RTL-SDR Blog V3, and antenna types such as Sirio Gain-Master. The platform serves as a central point to locate and access various remote SDRs for monitoring radio communications.