Simple surface 2 channel RC transmitter for cars, boats and tanks. The hardware includes nRF24L01+ transceiver and ATmega328P processor with OLED screen. Telemetry monitors receiver voltage and "fake" ...

Very low frequency (VLF, 3-30 kHz) transmitters were built worldwide to communicate with submarines because their signals can penetrate a few tens of meters into the seawater. While these VLF ...

830 WCCO(AM) is applying to move from its historic transmitter site in Coon Rapids, Minn. Audacy’s 50 kW clear-channel AM has been transmitting from there since 1925, when the Washburn Crosby Company, ...