KSIĄŻKI POWIĄZANE ZE SŁOWEM «SELENIUM CELL»
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1
John Logie Baird, Television Pioneer
in May and June 1924, but informed Day that he preferred to use a selenium cell
—they were very much more sensitive than photoelectric cells. Baird's
investigation of colloidal solutions to produce an improved type of cell is first
mentioned in ...
It has been named the "phonoscribe," and is intended to write down speech in
natural letter- patterns automatically. As is described in the figure, it makes use of
a selenium cell* and a "set of special vibrating-mirror mechanisms. These latter ...
Sekonic Microlite is a sensitive CdS meter designed for low-Light photography.
The meter scale face is illuminated, and a plug-in flashlight brightens the dial.
Price: $55. SELENIUM-CELL METER CADMIUM SULRDE- CELL METER
PHOTO- ...
A "selenium cell," as the apparatus utilizing r this property is 'fO^T called, may be
constructed in the shop or laboratory at very little expense. Two types of cells are
used, one of a comparatively low MICA-. resistance, the other of a higher ...
EXISTING demands for a sensitive, reliable selenium cell that can be produced in
quantities have not been met in any sense. The development of such a cell
opens interesting possibilities to the experimenter and inventor. There are many
...
6
A Text Book of Electrical Machines
7 .58. Current voltage characteristic of the selenium rectifier. selenium rectifier. 0
Fig. 7.58 shows the volt-ampere characteristics of the selenium cell. From these
characteristics it is evident that - l the selenium cell has the following advantages
...
The selenium cell characteristics are very close to that of human eye. Modern
selenium cell is a little different. Pure selenium is a p-type semiconductor, the
metal base aluminium or brass. At the first stage of manufacturing, selenium film ...
T. Above: The dry cells connected in series. Below: The plan of the connect ions
when several pieces are to be set off simultaneously The selenium cell is the eye
of the creature which when illuminated contacts the relay MERCURY The disk ...
9
A Dictionary of Science
Information from the WebElements site selenium cell Either of two types of *
photoelectric cell; one type relies on the photoconductive effect, the other on the
photovoltaic effect (see PHOTOELECTRIC EFFECT). In the photoconductive
selenium ...
John Daintith, Elizabeth A. Martin, 2010
The photovoltaic emf is 0.5 V for either silicon or selenium cell and 0. 1 V for
germanium cell the short circuit cell current is of the order of 1 mA. The
magnitude of the current under large reverse bias is given by The photovoltaic
voltage Vmax ...
WIADOMOŚCI, KTÓRE ZAWIERAJĄ SŁOWO «SELENIUM CELL»
Sprawdź, o czym dyskutuje się w prasie krajowej i zagranicznej oraz jak jest stosowane słowo
selenium cell w wiadomościach.
Alexander Graham Bell Made a Wireless Phone That Ran on …
Mr. Tainter spoke and shouted to the Photophone and I listened to telephones down in the kitchen which were connected with the selenium cell. I could hear Mr. «Motherboard, Cze 14»
