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Technical specifications: DC voltage Measuring range 2 mv-1000 V Measurement error ± (0.001 - 0.004)% AC voltage Measuring range 1 mV - 700 V Measurement error ± (0.1-8)% Frequency range 10 Hz -1 MHz

Technical specifications: Azimuth rotation angle from 0° to 360° with vernier ± 15° The angle of rotation according to the angle of the place from minus 30° to plus 90° The angle of the polarization plane is from minus 5° to plus 95° The installation height of the axis of the orientation mechanism is from 1.15 to 2.1 m in the version of USHIAI.301554.001 and from 1.4 to 2.35 m in the version of USHIAI.301554.001-01 Smooth adjustment of the height of the axis of the orientation mechanism 0.15 m In terms of strength under climatic and mechanical influences, the tripod complies with the norms of group 6 GOST 22261-94 The overall dimensions of the tripod are - 2080x2080x2100 mm (USHIAI.301554.001), – 2080x2080x2350 mm (USHIAI.301554.001-01) (shown in the unfolded state at maximum height. The size Ø2080 is the diameter of the circumscribed circle along the vertices of the triangle occupied by the tripod on a horizontal platform) Operating conditions of the tripod: ambient temperature from minus 50 to plus 60oC Tripod weight – 20.5 kg (USHIAI.301554.001), 21.5 kg (USHIAI.301554.001-01)

It is intended for use in higher and secondary educational institutions during laboratory workshops on training specialists in engineering and technical specialties and natural science disciplines. Technical specifications: Upost.- 0.1 mV - 500 V; Uperem.- 1 mV-300 V (40 Hz-20 kHz) Ippost. - 0.1 mkA- 2 A; Iperem. - 1.0 mkA - 2 A (40 Hz-1 kHz) Rpost. - 0.1 Ohm – 20 mOhm Generation of triangles, pilobr., "meander", sinusoid. signal in the frequency range 0.1 Hz – 1 MHz Frequency measurement in the range of 0.1 Hz – 1 MHz The form of the measured signals is sine, pulse Constant voltage: at a current of 1 A - + 5 V at a current of 0.5 A for each channel - ± 12 V Adjustable Uppost. at a current of up to 1 A - 0 – 30 V Dimensions - 170x340x380 mm Power supply – 230 V, 50 Hz, 200 VA - max. Weight – 8.0 kg

Displaying the spectra and dose rates measured by each detection unit (DB) on the object plan or terrain map Identification of the radionuclide composition of the source The possibility of expanding the energy range up to 5 MeV Sealed DB design (IP68) Backup power supply

Temperature setting range, oC +35…+95 Temperature error, oC ±1.0 is protected from excess temperature RAINBOW TSR-150S F-C Hydraulic thermostat Supply voltage, V 230+-10% Current consumption 3.3 A Power consumption, 750 W Overall dimensions L x W x H, mm 380 x 300 x 190 Overall dimensions of the bath L x W x H, mm 290 x 300 x 140 Total/ engine capacity, 12.0/9.0 l

A small-sized economical device for measuring the power of the ambient dose equivalent and the ambient dose equivalent of X-ray and gamma radiation. A unique combination of economy, speed and usability Working time without replacing batteries (2 x AA): AT2140 - 5000 hours, AT2140A, A/1 - 10000 hours Search mode USB interface and software for configuring the dosimeter and viewing the measured information (AT2140A/1)

Technical specifications: The waveform is sinusoidal, meander, triangular, sawtooth, (straight, reverse), offset, rectangular (TTL) Frequency range from 0.1 Hz to 2 MHz Frequency setting error ±0.05% Frequency instability ±0.02% in 15 min The amplitude of the signal is sinusoidal ± 5 V at a load of 600 ohms of the form ± 10 V without load Signal span: meander, triangular, ± 10 V at 600 ohm load sawtooth (forward, reverse) ±20 V without load Limits of output signal level adjustment: -sinusoidal shape from 4 mV to 3.7 V (skz) at a load of 600 ohms from 8 mV to 7.4 V (scz) without load -meander, triangular, sawtooth from 10 mV to 10.465 V (span) at a load of 600 ohms shape: from 20 mV to 20.93 V (span) without load Signal level unevenness ± 5% at frequencies from 0.1 to 10 Hz sinusoidal shape relative to ± 2% at frequencies from 10 Hz to 200 kHz 1 kHz ±5% at frequencies from 200 kHz to 2 MHz The harmonic coefficient of the sinusoidal ± 0.2% at frequencies from 10 to 100 Hz forms ± 0.07% at frequencies from 100 Hz to 10 kHz ±2% at frequencies from 10 to 120 kHz ±1% at frequencies from 120 kHz to 1 MHz ±4% at frequencies from 1 to 2 MHz Parameters of the rectangular (TTL) signal form log. "1" 3 2.4 V; log. "0" ≤ 0.4 V the duration of the front, the cutoff is not more than 100 ns in the frequency range from 0.1 Hz to 2 MHz Operating temperature range from minus 10 °C to + 40 °C Power supply ~230 V, 50 Hz; 10 V×A Dimensions; weight 210×71×255 mm; 2 kg

Technical specifications: Indicator name, unit of measurement, Indicator value, B5-89, B5-89/1 The range of the output voltage setting, the limits of the absolute error of the output voltage setting:- basic error, In; - in operating conditions, In, from 0 to 30.0 ± 0.2± 0.3, from 0 to 100.0 ± 0.3± 0.45 The range of the output current setting, the limits of the absolute error of the output current setting:- basic error, A; - in operating conditions, A, from 0 to 10.0 ± 0.2± 0.3, from 0 to 3.0 ± 0.1± 0.15 Instability of the output voltage when the supply voltage changes by ± 10% of the nominal value in the voltage stabilization mode, %, ± 0.05, no more, Instability of the output current when the supply voltage changes by ± 10% of the nominal value in the current stabilization mode, %, ± 0.2, no more, Instability of the output voltage when the load current changes at the output terminals of power supplies in voltage stabilization mode, %, ± 1, no more, Instability of the output current when the load voltage changes in the current stabilization mode at minimum load currents, %, ± 5, no more, Instability of the output current when the load voltage changes in the current stabilization mode at maximum load currents, %, ± 0.5, no more, Output voltage ripple in voltage stabilization mode, mV, 1.0, no more, Output current ripple in current stabilization mode, %, 1, no more, Instability of the output voltage from time, V, ± 0.5, ± 1.0 Instability of the output current from time, A, ± 0.3, ± 0.2 AC power supply: - voltage, V; - frequency, Hz, 230 ± 2350 ± 0.5, Weight, kg, 13.0, no more, Overall dimensions, mm, 384x301x169

A high-speed signal limiter amplifier. Designed for use in electronic counting frequency meters. Description: The magnitude of the input signals for selecting the switch input and inverting the signal of the limiter amplifier at a supply voltage of ± 5 V: - logical "0" not more than 0.2 V; - logical "1" at least 4.8 V. The value of the input signals of switching on / off the switch at a supply voltage of ± 5 V: - logical "0" no more than 3.3 V; - logical "1" at least 4.1 V. The magnitude of the output signals of the switch at a supply voltage of ± 5 V and a load of 300 ohms connected to zero potential: - logical "0" from 3.1 V to 3.4 V; - logical "1" from 4.0 V to 4.3 V. The minimum input voltage of the sinusoidal shape in the frequency range from 10 Hz to 200 MHz should be no more than 30 mV. The maximum input voltage of the sinusoidal shape in the frequency range from 10 Hz to 200 MHz must be at least 1 V. The value of the supply voltage: - positive 5±0.2 V; - negative -5±0.2 V. The current consumption should be no more than: - from a positive power source 110 mA; - from a negative power supply 35 mA.

It is designed to measure relative humidity and air temperature in industrial, warehouse and residential premises, in climatic chambers and technological highways, in open areas (weather stations). Technical specifications: Measurement of relative humidity measuring range (10-100) % resolution 0.1% basic measurement error ± 3% Temperature measurement measuring range (-60 ... +300) ° C resolution 0.1 °C measurement error ± (0.5 - 1.5) ° C Power supply network adapter, built-in battery USB 2.0 interface Weight 1.5 kg The verification interval is 1 year