Of Topical Interest

Radio Record, Volume IV, Issue 35, 13 March 1931, Page 15

Of Topical Interest

(By

Switch

HB writer in resuming short-wave listening has been converted back to battery reception, The set he operates is a special circuit and employs only two valves which are of the latest low-consumption 2-volt type. The drain on the "B" batteries is only 2 milliamperes, and at a conservative estimate, high-class, fresh dry "batteries which operate this set should last well over a year. Battery reception is, of course, delightfully quiet, ahd static even when fairly vigorous on the broad‘east’ band was merely a soft background to the stations to "which "Switch" listened. rere fos @ ry °:,f r "THE Wellington Sydney .trans/fasman public radio telephone. ,has often been heard by "Switch" lately. Wellington and London have been testing exhaustively through 2MH, Sydney, but in the evenings the results have not been as good as desired. 2MH, Sydney, however, has given quite. satisfactory loudspeaker volume, with the use of only two valves previously referred to. The writer’s proximity’ to the transmitting station of 2YA,.:Wellington, has resulted in some harmon~ ies from the "big voice" coming in on his short-wave receiver, but as these harmonies are needle-sharp they are readily tuned out.. YBa