SU1626231A1 - Vibrating magnetometer - Google Patents

Abstract

The invention relates to the measurement of magnetic quantities and can be used to measure the functional dependence of magnetization on the intensity of an external magnetizing field. The purpose of the invention is to increase the performance of a magnetometer. The goal is achieved by having a current stabilizer 23, control element 25, block. 24 matching, a parametric sensor 17, a detector 13. made synchronous, rod-shaped ICs 18 mounted on one piece 19, as well as the fact that on one core pas veiueHbi winding 20 is triggered, and the receiving winding is 2 i, and about 1 g is to comprehend the junction 22. The device also contains an electromagnet 1, a source 2 of power lines. sensors - 3 noiq, unit 4, measurement of field, pole pieces 5, master oscillator 6, power amplifier V, vibrator 8, rod 9, sample 10, measuring windings 11, amplifier 12, recording unit 14, amplitude sensor 15. 2 Il.

Description

FIG. 2

Claims (1)

Claim A vibrating magnetometer containing an electromagnet whose windings are combined with a power source, a master oscillator connected in series through a power amplifier, a vibrator with a rod connected to the inputs of the amplitude sensor, two measuring windings located on both sides of the rod for attaching a sample connected to the sensor output amplitudes between the pole pieces of the electromagnet, measuring windings connected in series with the amplifier, detector, registration unit, field sensor and measurement unit Ole, characterized in that, in order to increase productivity, it is equipped with a corrective link, a current stabilizer, a control element, a matching unit, a parametric sensor made in the form of two identical core cores mounted parallel to each other on one base, windings are placed on one core excitation and receiving, and on the other - a compensation winding located in the water plane with the receiving winding of the first core, the detector is synchronous. wherein the excitation winding of the first core through a current stabilizer is connected to the output of the master oscillator, the receiving and compensation windings of the cores are connected in series and connected through a series-connected matching block and a control element to the second input of the amplifier, the output of which is connected to the first input of the synchronous detector, the second output of the sensor the amplitudes are connected respectively through the correction link to the second input of the power amplifier and through a synchronous detector to the first input a registration unit, the second input of which is connected to the output of the field measurement unit, the input of which is connected to the field sensor. Figure 2 Compiled by F. Tarnopolskaya Editor N. Yatsola Tehred M. Morgenthal Corrector S. Shekmar Order 278 Circulation 418 Subscription VNIIIPI of the State Committee for Inventions and Discoveries at the State Committee for Science and Technology 113035, Moscow, Zh-35, Raushskaya nab., 4/5 Production and Publishing Combine Patent, Uzhgorod, 101 Gagarin St.