The modifications of SommerKamp TS-275 DX ----------------------------------------- You can modify the frequency ranges for your TS-275DX 2m handy by pressing "Function" and a number when switching on the radio: F + 0 : 144-146 MHz F + 1 : 130-175 MHz excluding 144-148 MHz F + 2 : 130-175 MHz but Tx only 144-148 MHz F + 3 : 130-175 MHz F + 4 : 100-175 MHz F + 5 : 138-175 MHz F + 6 : 145-175 MHz F + 7 : 140-160 MHz Anyway these are valable only for the digital part of the RIG. You cannot descend below 132 MHz to transmit. 73 de YO3GGH !