Electrical news and engineering . radio apparatus which specify that aerials be grounded at alltimes when radio apparatus is not in use, except in sets usedfor receiving only, when the ground switch may be replacedby an approved type of lightning arrester. It is claimed thatthe protector can be left permanently connected in the cir-cuit without detracting from the signals received. Combination Waffle and Pancake Iron The Majestic Electric Development Company. San Fran-cisco. Calif.,have recently placed on the market a combinedwafifle and pancake iron, which is electrically heated. It isclaimed
Electrical news and engineering . radio apparatus which specify that aerials be grounded at alltimes when radio apparatus is not in use, except in sets usedfor receiving only, when the ground switch may be replacedby an approved type of lightning arrester. It is claimed thatthe protector can be left permanently connected in the cir-cuit without detracting from the signals received. Combination Waffle and Pancake Iron The Majestic Electric Development Company. San Fran-cisco. Calif.,have recently placed on the market a combinedwafifle and pancake iron, which is electrically heated. It isclaimed that no grease is required and hence no smoke or Locomotive and Crossing Bells A line of locomotive and crossing bells has been placedon the market by the Thomas Smith Company, Canton, type illustrated can be supplied for voltages, from 6 to650, either or Current-carrying parts are insulated. from the casing by a slate base and porcelain bushings. Thebell itself is made of cast steel or bell metal and has acoppered finish. It is claimed that the bell fastening istheft-proof, and permits inspection while in operation. Themechanism is motor-driven, and it is said that all the wear-injr parts arc hardened and ground.
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Keywords: ., bo, bookcentury1800, bookdecade1890, bookidelectricalnewsen31donm
