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It is designed to study periodic signals in the frequency band 0-50 MHz and single electrical signals by registering them in digital memory with a sampling frequency of up to 50 MHz, observing their shape on a liquid crystal display (LCD), measuring the amplitude and time parameters of the signal under study. Technical specifications: Vertical deviation :2 Number of channels 0-50 MHz Rise time of PH ≤ 7.0 ns Input impedance 1 ± 0.03 mOhm, 25 pF Deviation coefficients of 5 mV/div - 2 V/div (step 1-2-5) The maximum input voltage is 100 V With a divider of 1:10 250 V The error of amplitude measurements is a≤ 2 % 5 mV...2 V; 10 ns...2 s/del. ADC: 2 channels, 50 MHz, 8 bits Equivalent sampling rate of 2.5 GHz Marker measurements U: ±2.5%, T: ±1.5% Pre-launch 8 screens, post-launch 150 screens Simultaneous observation of 2 signals Cursor measurements DU and DT Averaging modes and automatic DU and DT measurements LCD screen - 320x240 dots (monochrome) RS 232C interface Dimensions, weight 176x280x80 mm, 3 kg Power supply: +12V, 230B

Designed to measure the frequency or single and averaged period of sinusoidal and pulse signals, as well as to measure the pulse duration and frequency ratio, with a guaranteed measurement error of up to 10-7za year. Description: Ch3-81 (inputs A, B, C) – range 0.1 Hz–2.5 GHz Ch3-81/1 (inputs A, B) – range 0.1 Hz–200 MHz Frequency measurement, frequency ratios Measurement of the period, duration of 1 microsecond–10000 s Signal level 30 mV–10 V (eff.), pulse up to 30 V Thermostated quartz 5 MHz: ±10-7 (year) ±7.5X10-9(day) Frequency temperature departure: ±2.5X10-8 (+5...+40 °C) Number of averaged periods: 1-104 Timestamps 10-7-10-3 s RS-232 interface 8-bit SD indicator Dimensions, weight 80X220X300 mm, 3 kg Power supply: ~ 220V, 20V

Technical specifications: Frequency range (0.85 - 17.44 GHz) Standing Wave Coefficient (SWR) < 1.7 Effective area at least in the frequency range - from 0.85 to 15 GHz > 150 cm2 - from 15 to 17.44 GHz > 110 cm2 The margin of error of the effective area in the frequency range, no more - from 0.85 to 8.5 GHz ± 20% - from 8.5 to 17.44 GHz ± 15% Orthogonal polarization signal level -25 dB The level of the side lobes, no more than -10 dB Ambient temperature -50°C - 50°C Gabbar dimensions (HxWxD) 887x351x265 mm Weight 6,8 kg

A flexible waveguide is a piece of high-quality dielectric, which ends with transitions to standard waveguides with flanges. For ease of operation, the waveguide is protected by an elastic shell. Basic properties Manufacturability of the connection; Small losses and VSWR; Economy. Operating conditions Operating temperature range from 5 to 50 ° C; The relative humidity of the air is up to 98% at a temperature of 25 ° C. Technical specifications Waveguide cross section, mm 7.2×3.4 Flange type according to GOST RV 51914-2002 Frequency range, GHz 25.95-37.50 VSWR 1.25 Losses, dB 2.0 Length, mm* 500

Technical specifications: The operating frequency range of the monitored signals is from 9·103 to 3·109 Hz The analyzer has a zero band and a viewing band in the range from 100 Hz to 3 GHz Limits of permissible error of setting the viewing band ± 1 % The scan range is set from 10 ms to 3000 s in all modes except the zero band of view, and from 20 microseconds to 3000 s in the zero band of view mode The bandwidth of the RFP at the level of minus 3 dB is selected in the range from 100 Hz to 1 MHz in increments of 1, 3, 10 The squareness coefficient of the FPC at the level of minus 60 dB / minus 3 dB is not more than 5:1 The reference level setting range is from plus 30 dBm to minus 100 dBm. Installation step 1 dB Limits of the permissible basic error of setting the reference level ± 1 dB The limits of the unevenness of the amplitude-frequency response (frequency response) of the analyzer in the frequency range from 100 kHz to 3 GHz ± 1 dB Maximum allowable input power is 30 dBm (1 W) Limits of the permissible basic error of measuring the signal level due to the nonlinearity of the logarithmic scale ± 1 dB Limits of the permissible basic error of measuring the signal level due to switching of the input attenuator ± 1 dB Limits of error in measuring the signal level due to switching filters, ± 0.2 dB relative to the 1 kHz filter The average level of intrinsic noise at the FPC bandwidth of 100 Hz, the video filter band of 10 Hz and the input attenuator of 0 dB: - in the range from 100 kHz to 20 MHz minus 75 dBm - in the range from 20 MHz to 1.5 GHz minus 110 dBm - in the range from 1.5 to 3 GHz minus 105 dBm The input impedance of the analyzer is 50 ohms The voltage standing wave coefficient (VSWR) of the input with an input attenuator greater than 10 dB, no more: - 1.5 in the frequency range from 10 MHz to 2.5 GHz - 1.8 in the frequency range from 2.5 GHz to 3 GHz Diagonal screen size 21.5 cm Screen resolution 800x480 USB interface Overall dimensions – 398x220x150 mm Weight not more than 6.5 kg

The main field of application of the calibrator is the verification of measuring instruments. The calibrator is capable of operating both independently and as part of automated measuring systems with interfaces such as USB, RS-232, IEEE-488 and ETHERNET. Technical specifications Ranges of reproduction of electrical quantities: - constant electrical voltage from 0 to 1000 V - alternating electric voltage in the frequency range from 10 Hz to 70 kHz from 0.9 mV to 1050 V - alternating electric voltage in the frequency range up to 100 kHz up to 750 V - alternating electrical voltage in the frequency range up to 1 MHz to 110 V - the power of direct electric current from 0 to 2 A - the power of alternating electric current in the frequency range from 10 Hz to 10 kHz from 0.9 µA to 2 A - electrical resistance of 1, 10, 100 ohms, 1,10,100 kOhm, 1,10,100 mOhm Errors in the reproduction of electrical quantities: - constant electrical voltage ± (0.0012 – 0.003)% of U + (0.0003 – 0.015)% of Up - alternating electric voltage in the frequency range from 10 Hz to 1 MHz ± (0.007 – 0.3)% of U + (0.001 – 0.25)% of Up - DC current ± (0.004 – 0.007)% of I + (0.001 – 0.01)% of Ip - AC electric current in the frequency range from 10 Hz to 10 kHz ± (0.015 – 0.1)% of I + (0.002 – 0.1)% of Ip - electrical resistance ± (0.002 – 0.005)% General characteristics: Operating temperature range from 5 to 40 °C AC power supply 220 V, 50 Hz Power consumption, no more than 500 VA Overall dimensions, mm 480x200x550 Weight, not more than 35 kg

The oscilloscope is capable of operating both autonomously and as part of automated measuring systems with interfaces such as USB, RS-232, ETHERNET, IE-488 (CPC). Technical specifications Number of channels 2 The input impedance of the channels is 50 ohms and 1 mOhm Channel bandwidth at an input impedance of 50 ohms from 0 to 350 MHz Channel bandwidth at an input impedance of 1 mOhm from 0 to 200 MHz Sampling rate 1600 MHz The ADC bit rate is 9 BITS Deviation coefficients from 1 mV/div to 50 V/div Scan coefficients from 1 ns/div to 10 s/div Startup modes automatic, standby, single Synchronization internal and external The basic error of measuring the amplitude is ± 3% The basic error of measuring time intervals is ± (0.3 – 20)% Operating temperature range from 5 to 40 °C AC power supply 220 V, 50 Hz Power consumption, no more than 75 VA Overall dimensions, mm 420x213x181 Weight, not more than 7 kg

The AC voltage source B2-7 is intended to provide devices and equipment with a stabilized AC voltage during the development, production, operation and repair of electronic devices. Main properties: Provides protection against overload and short circuits at the output. Has a light indication: - overload and short circuit protection tripping; - incorrect connection of the power supply line to B2-7. Technical specifications The nominal value of the output voltage (SKZ) 220 V The nominal value of the input and output voltage frequency is 50 Hz Output electrical power, not less than 1000 VA The main error in setting the output voltage is ± 2.2 V Additional error in setting the output voltage caused by a deviation of the input voltage by ± 10% from the nominal value of 220 V ± 1.0 V Additional error in setting the output voltage caused by a change in the load current from the maximum value to zero ± 2.0 V Instability of the output voltage for any 10 minutes during 8 hours of continuous operation, no more than ± 2.0 V Operating temperature range from -10 to 50 °C AC power supply 220 V, 50 Hz Power consumption, no more than 1200 VA Overall dimensions, mm 240x128x349 Weight, not more than 6.5 kg

The source is capable of operating both independently and as part of automated measuring systems with interfaces such as RS-232 and ETHERNET. Technical specifications Output voltage setting range (SCR) from 25 to 250 V The discreteness of the output voltage setting is 0.05 V The frequency setting range of the output voltage is from 40 to 500 Hz The discreteness of the output voltage frequency setting is 0.05 Hz Output electrical power, not less than 1000 VA The basic error of setting the output voltage is ± (0.005 Uv + 0.5 V) The basic error of setting the output voltage frequency is ± 0.1 Hz Additional error in setting the output voltage caused by a change in the load current from the maximum value to zero ± 0.5 V Instability of the output voltage for any 10 minutes during 8 hours of continuous operation, no more than ± 0.5 V Operating temperature range from minus 10 to 50 °C AC power supply 220 V, 50 Hz Power consumption, no more than 1300 VA Overall dimensions, mm 343x160x352 Weight, not more than 6.5 kg

A remote frequency converter with coaxial output extends the frequency range up to 37.5 GHz. The included coaxial-waveguide transitions and the ability to connect a small frequency converter directly to the user's device expand the scope of the device. The generator is capable of operating both independently and as part of automated measuring systems with USB and IEEE-488 (CPC) interfaces. Technical specifications The frequency range at the output of the base unit is from 5 to 20 GHz The frequency range at the output of the frequency converter is from 5 to 37.5 GHz Frequency tuning discreteness 0.001 Hz The main error of the frequency setting is ± 3x10-7 Hz The range of setting the signal power level at the output of the base unit is from minus 110 to 13 dBm The range of setting the signal power level at the output of the frequency converter is from 0 to 13 dBm The basic error of setting the reference power level is ± (1.0 – 2.0) dB Metrological characteristics of the generator in the FM operation mode: - frequency range of the modulating signal: LF from 1 Hz to 20 kHz RF from 10 Hz to 100 kHz - frequency deviation setting range (taking into account the carrier frequency value): LF from 1 Hz to 200 kHz RF from 10 Hz to 10000 kHz - the main error of the frequency deviation setting is ± (5 – 18)% Metrological characteristics of the generator in AM operation mode: - frequency range of the modulating signal from 0.05 to 5.0 kHz - the range of setting the amplitude modulation coefficient from 1 to 50 % - the basic error of setting the amplitude modulation coefficient: internal ± (0.15 M + 0.2)% external ± (0.20 M + 0.5)% Metrological characteristics of the generator in the IM operation mode: - the duration range of modulating pulses from 100 ns to 20 s - the range of the modulating pulse repetition period from 140 ns to 30 s - the difference in the duration of the output RF pulses from the duration of the modulating pulses ± 100 ns Operating temperature range from minus 10°C to 40 °C AC power supply 220 V, 50 Hz Power consumption, no more than 150 VA Overall dimensions, mm 498x136x487 Weight, not more than 20 kg

The calibrator is capable of operating both independently and as part of automated measuring systems with interfaces such as RS-232 and ETHERNET. Technical specifications Ranges of reproduction of quantities: - constant electrical voltage from 500 MV to 1000 V - alternating electric voltage in the frequency range from 40 Hz to 2.5 kHz from 1 mV to 1000 V - the power of direct electric current from 10 µA to 50 A - the power of alternating electric current in the frequency range from 40 Hz to 2.5 kHz from 100 µA to 50 A - frequency of alternating electric voltage from 40 Hz to 2.5 kHz Errors in reproducing quantities: - constant electric voltage ± (0.02 – 2.4)% - alternating electric voltage in the frequency range from 40 Hz to 2.5 kHz ± (0.03 – 2.1)% - constant electric current ± (0.03 – 0.25)% - alternating electric current in the frequency range from 40 Hz to 2.5 kHz ± (0.04 -0.25)% - frequency of alternating electric voltage ± 0.02% The value of the phase shift between voltage and current with simultaneous ignition ± 2 ° General characteristics: Operating temperature range from 5 to 40 °C AC power supply 220 V, 50 Hz Power consumption, no more than 1000 VA Overall dimensions, mm 455x198x463 Weight, not more than 20 kg