In this way riot only are the bass notes transmitted with their full richness, but there is no loss of the high notes. There is an entire absence of the booming characteristic sometimes noticed in other transmissions. The frequency is. We believe that 3GL was the first station in Australia to use this method. One benefit of this push-pull connection, as far as the listeners are concerned is the suppression of harmonics.
Modulation is carried out by two valves specially designed for the purpose.
These valves and all' others in the audio frequency chain are likewise connected in push-pull. Besides assuring greater volume for receivers in the immediate locality. This characteristic together with the general efficiency of the station, is evidently the reason for the numbers of wonderful long distance reports received. Despite the low aerial power of 50 watts, confirmed reports of reception of the station have been received from as far afield as Philadelphia, U.S.A., while hundreds of reports have been received from every part of Australia and New Zealand. Unlike many other stations, 3GL, 'Geelong, has two distinct units.