Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB13040/26A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Marconis Wireless Telegraph Co Ltd, Marconi Co LtdfiledCriticalMarconis Wireless Telegraph Co Ltd
Publication of GB253504ApublicationCriticalpatent/GB253504A/en
H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
H04B1/06—Receivers
H04B1/16—Circuits
H04B1/20—Circuits for coupling gramophone pick-up, recorder output, or microphone to receiver
Landscapes
Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
Signal Processing
(AREA)
Structure Of Receivers
(AREA)
Abstract
253,504. Marconi's Wireless Telegraph Co., Ltd., (Assignees of Goldsmith, A. N.). June 12, 1925, [convention date]. Receiving sets combined with phonographs.-A wireless receiver and phonograph or the like are mounted on a common supporting frame in a common cabinet. The components 11, 12, 16 of the wireless receiver are mounted around the phonograph turntable 3 and motor 8. The components are mounted on the same side of the panel as the motor and are provided, where necessary, with the operating handles 14 on the same side of the panel as the turntable. A horn 7 co-operates wth both a sound-box 6 and a telephone receiver 10.
GB13040/26A1925-06-121926-05-21Improvements in or relating to phonographs and the like and radio receivers
ExpiredGB253504A
(en)
Adapter equipment for the stereophonical reproduction of stereo phone records through a broadcast receiver (Machine-translation by Google Translate, not legally binding)
A double-sideband limiting radio-frequency speech processor for increasing the intelligibility of speech signals over noisy single sideband channels(Double-sideband limiting radio-frequency speech processor for increasing intelligibility of speech signals over noisy single-sideband channels)[M. S. Thesis]