Radio Broadcast (May-Oct 1925)

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RADIO IN A VIRGINIA CAVE Endless Caverns at Newmarket, Virginia. Experiments with radio reception have been tried in many unusual locations from coal mines to bank vaults, but it is doubtful if any radio equipment has been located in more picturesque surroundings THE MARCH OF RADIO What Does the New Allocation of Broadcast Wavelengths Mean? JUST why the Department of Commerce reallocated many broadcast wavelengths is not evident. "The Department of Commerce has been engaged for some time in an attempt to divide the ether more efficiently than has been the case hitherto," was the announcement from Washington. Here are some examples of the new assignments: weaf 491.5 meters, instead of 492, wgbs 315.6 instead of 316, wjy 405.2 instead of 405, whn 361.2 instead of 360, etc. These changes are so insignificant that just what is gained is not at all evident. Certainly no new channels have been created by such diminutive shifts from former wavelengths. The changes are so small that unless very careful observation was made before and after the change, the average listener would not realize that any change had been made. If for example, wjy tuned at 30 on a condenser dial before,