WARNING LIGHTS Russian patent published in 1997 - IPC

FIELD: optical warning devices using flickering light, telephony, burglar alarms, systems ensuring safety of operations. SUBSTANCE: warning lights unit has power supply unit, pulse generator of high voltage connected to pulse gaseous-discharge lamp. Unit is supplemented with matching unit and former of control signals which output is connected to first unit of pulse generator of high voltage. First output of power supply unit is connected to second inputs of matching unit, former of control signals and pulse generator of high voltage and its second output - to second input of pulse gaseous-discharge lamp. Signal from external source comes to first input of matching unit. EFFECT: expanded arsenal of known technical aids, provision for achievement of synchronization of indication light signal with signal from external source, simplified design of warning lights. 5 dwg