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BBC Research and Development Reports

A collection of BBC Research and Development reports and white papers, dating from the 1960s through to 1996.

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R&D Report 1954-09 : Information on short wave propagation conditions from reception results on fixed frequencies. T.W. Bennington Regular hourly observations made at Panorama, South Africa, on reception of five fixed frequencies from Standard Frequency Station WWV have been analysed to obtain information on propagation conditions and their daily and seasonal variations, for comparison with those given by world charts of predicted MUF. The results indicate that the predications agree well...
Topics: reception, muf, frequencies, gmt, propagation, signal, frequency, predicted, luf, panorama, sinpo...
R&D Report 1957-08 : Propagation of broadcast transmissions over the U.K./Johannesburg circuit during 1956. T.W. Bennington This report contains the results of an analysis of the signal strength and some other data obtained from the reception log sheets compiled at the Panorama, South Africa, receiving station of the South Africa Broadcasting Corporation. These deal with reception of BBC transmissions directed towards South Africa during every day of 1956. The results are presented in the...
Topics: signal, strength, observation, frequency, muf, luf, frequencies, gmt, signal strength, predicted,...
R&D Report 1959-05 : Reception of Crystal Palace 51.5 Mc/s and 45.0 Mc/s channels in South Africa during the increasing phase of the sunspot cycle. T.W. Bennington Reception reports have been received from the Panorama, Johannesburg receiving station of the. South African Broadcasting Corporation in respect of the reception there during the period 1000-1800 GMT of the Crystal Palace 41'5 Mc/s and 45'0 Mc/s frequencies and the data are here presented. The reports have been analysed for 28...
Topics: reception, muf, gmt, variations, monthly, values, percentage, sunspot, mup, frequency, sunspot...