BRIDGE OF X - AND Q - BAND PULSED EPR SPECTROMETER BASED ON DIGITAL MICROWAVE SYNTHESIZER AND SEMICONDUCTOR POWER AMPLIFIER Russian patent published in 2021 - IPC G01N24/00 

FIELD: analytical equipment.

SUBSTANCE: invention is used in pulsed EPR spectroscopy. The bridge of the electronic paramagnetic resonance spectrometer (EPR spectrometer) contains a reference generator, a digital microwave signal synthesizer, a mixer, a first phase shifter, a second phase shifter, a third phase shifter, a first attenuator, a microwave key, a microwave switch, a second attenuator, a 350-Watt digital semiconductor power amplifier, a third attenuator, a first microwave coupler, a first quadrature detector, a first video amplifier, a circulator, a second microwave coupler, a detecting diode, a second video amplifier, a protective diode, a low-noise amplifier, a second quadrature detector, a third video amplifier, a fourth video amplifier, a low-frequency filter, a controller.

EFFECT: expansion of the operating frequency range of the spectrometer to 5.0-15.0 GHz, stabilization of the phase and pulse power.

3 cl, 2 dwg