Radioelectric signal trains generator and portable...

Details Radioelectric signal trains generator and portable... Radioelectric signal trains generator and portable...

G - Physics

01

S

343/88

G01S 3/04 (2006.01) A63B 29/02 (2006.01) H04B 1/034 (2006.01) H04B 1/04 (2006.01)

Patent

CA 1182196

ABSTRACT OF THE DISCLOSURE The present invention replates to a radio signals transmitter. The transmitter according to the invention comprises a generator (13) radio-electric signal trains, which signals are emitted by a quartz oscillator, the emission of these trains being monitored by a transistor 7 controlled by the charge and the discharge of a condensor 5 acting on the voltage of its base. The generator (13) is protected by a housing (14) which is worn around the neck of the user by means of a chain Forming a quarter wavelength antenna. Application to a portable distress signals transmitter for isolated persons, such as skiers, mountaineers or other people in difficulty.

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