Suggest an edit18:15Scholars' Half-Hour: Amplification Applied to High and Low Frequencies6BM Bournemouth Wed 16th Jan 1924, 18:15 on 6BM BournemouthView in Radio TimesC. H. Woodward, A.M.I.E.E.ContributorsSpeaker:C. H. Woodward Source: Radio Times Suggest an edit