![]() Prior most of the cordless phone were operating in the 46 MHz region, but Phones started to appear on the lower and upper ends of the 900 MHz centimeterīand. ![]() Systems, and Government stations authorized in this band.Ībout 5 years after this chunk of spectrum was carved out, many cordless Not receiving any interference protection from automatic vehicle monitoring Users we need to be aware of as we may not cause harmful interference to, and ![]() Radiate only and do not receive therefore it is highly unlikely that you wouldĮver interfere with an ISM device. Part 18 ISM devices utilize RF energy for non-communicative purposes. This means hams can use the band as long as theyĪccepted interference from and did not cause interference to this primary user. The FCC allocated 902 toĩ28 MHz to ISM (Industrial, Scientific, and Medical) devices.Īs part of that proceeding, the band was also allocated to the Amateur Radio ![]() The 33 centimeter ham radio band was born in 1985. (A loose compilation of notes always undergoingĮditing - Please mirror, link to, reprint as desired) Exploring 900 MHz - 900 MHz Radio ModificationsĮxploring 900 MHz - Radios for 900 MHz / 33 Centimeters & Their Modifications ![]()
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