Social media is full of beginners and experts… most of them are wrong. The ATF and its “guidance,” or lack of it, have not improved the situation. On top of that, the courts have started to weigh in with decisions that affect the ATF’s ruling, leaving most who think they have a...
ATF-1 was a full duplex system for which 37 channels were allocated, with a channel spacing of 20 kHz and a distance of 4.6 MHz between uplink and downlink. Uplink (mobile) was in the range 148.410-149.130 MHz, whilst downlink (base) was in the range 153.010-153.730 MHz. Channel 19 ...