Many thanks to SWLing Post contributor Conrad Trautmann, who shares the following guest post: 42.8 MHz WA2XMN FM Goes On The Air! 6/19/2025 By Conrad Trautmann, N2YCH Stephen Hemphill, WA3ZAE, the owner of Solid Electronics Laboratories, fired up a vintage FM tube Phasitron transmitter on 42.8 MHz to put WA2XMN on the air at exactly [...]