NEQ-5 specification:

Control Unit
Software specification
CW spectrometer electromagnet
Pulsed NMR spectrometer electromagnet
Helmholtz coils & temperature cavity
Multifrequency (NMR,EPR,NQR) CW Probe Head
Pulsed NMR FT Probe Head
Pulsed NMR spectrometer specification
CW NMR spectrometer specification
CW EPR spectrometer specification
CW NQR spectrometer specification

ASONIK reserves the right at any time without notice to change specification.

Control Unit:

1. Serial input:_________________RS232c,38400kb,n,8,1
2. Dimensions (HxWxL):_________100x250x270mm
3. Weight:____________________4kg
4. Power requirements:__________80VA
5. Power supply:_______________{110/220}V/AC +5%,-10%
6. Built in:
   • Power Supply,
   • Optoisolated Serial Interface Control,
   • Receiver Control,
   • Modulation Control,
   • Sweep Control,
   • D/A & A/D Control,
   • Probe Head's Control,
   • Electromagnet Control,
   • Helmholtz Coils Control,
   • Temperature Unit Control.

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Software specification:

1. Hardware requirements:
   IBM compatible PC-486 or higher, 5MB-HDD, 8MB RAM, Serial COM Port (UART type 16C550).
2. Software requirements:
   Windows 3.1, Windows'95
3. Full spectrometer control:
   with sweep linearity and leakage corrections.
4. Full software signal acquisition:
   recording, printing, plotting, disk saving, disk loading.
5. Signal processing:
   normalization, zoom, filtration, derivation, integration, accumulation, quadrature, base line, forward FFT, backward FFT, phase and delay corrections.

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CW spectrometer electromagnet:

1. Pole gap:____________________13mm
2. Pole diameter:________________60mm
3. Max value of magnetic field:______350mT
4. Type of field stabilization:________Current sensor
5. Magnetic field stability error:______8xE-5
6. Magnetic field sweep range:______300mT-30mT
7. Physical dimensions (HxWxL):____200x260x180mm
8. Weight:______________________23kg

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Pulsed NMR spectrometer electromagnet:

1. Pole gap:____________________13mm
2. Pole diameter:________________60mm
3. Max value of magnetic field:______450mT
4. Type of field stabilization:________Hall sensor
5. Magnetic field nonhomogenous:___10mT/cm
6. Magnetic field sweep range:______0.01mT-30mT
7. Magnetic field stability:__________3xE-6
8. Physical dimensions (HxWxL):____200x260x180mm
9. Weight:______________________23kg

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Helmholtz coils & temperature cavity:

1. Magnetic field range:___________________2.5mT-3mT
2. Temperature stabilization range:__________{5...50}^oC
3. Microcontroller controlled temperature oven,
4. Temperature stabilization method:_________Peltier cell
5. Physical dimensions (HxWxL):___________145x135x125mm
6. Weight:_____________________________1.8kg

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Multifrequency CW Probe Head:

1. Microcontroller controlled:
   • Operation mode,
   • DDS reference frequency synthesizer,
   • PLL operating frequency synthesizer,
   • Narrow band preamplifier,
   • HF mode selector switch,
2. NMR frequency range: {11.000 to 13.000}MHz
3. EPR frequency range: {36.000 to 42.000}MHz
4. NQR frequency range: {26.000 to 32.000}MHz
5. Sample dimensions: (FxL) 4mm x 20mm
6. Physical dimensions (HxWxL): 135x230x80mm
7. Weight: 0.9kg

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Pulsed NMR FT Probe Head:

1. Microcontroller controlled:
   • Operation mode,
   • Frequency Field Lock correction,
2. DDS power frequency synthesizer,
3. DDS IF frequency synthesizer,
4. DDS phase sensitive synthesizer,
   • Resonance MOSFET pulsed power amplifier,
   • PLL linear IF receiver,
   • Quadrature (Q + I) detection,
5. Power frequency:_____________{12.254000 to 12.454000}MHz
6. Pulse power:_________________max. 100VA
7. Pulsed phase:________________{x, -x, y, -y}
8. Pulse 1,2 width:______________1ms to 99ms
9. Delay 1,2 width:______________0.1ms to 6553.6ms
10. Physical dimensions (HxWxL):___165x230x80mm
11. Weight:_____________________1.4kg.

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Pulsed NMR spectrometer specification:

1. High Frequency:________________12.354000MHz
2. High Frequency resolution:________1Hz
3. Magnetic Field for Protons:________290.000mT
4. Magnetic Field for Fluorine:________308.500mT
5. Pulse power:___________________max. 100VA
6. Pulse phase:___________________{x, -x, y, -y}
7. Pulse 1,2 width:_________________1ms to 99ms
8. Delay 1,2 width:_________________0.1ms to 6553.6ms
9. Max number of sequence elements:__15
10. Sequence storage capacity:________8
11. Receiver amplification:____________01dB-160dB
12. Receiver bandwidth:______________{1,10,25,300}kHz
13. D/A converter resolution:__________8 bit
14. Quadrature det. samples cap.:______8192
15. Repetitions number:______________1...65536
16. Built in Frequency Field Lock module (FFL)

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CW NMR spectrometer specification:

1. High frequency:____________{11.000 to 13.000}MHz
2. Modulation amplitude:_______{10...640}mT
3. Derivative:_______________1 and 2 harm.
4. Receiver amplification:______{46...110}dB
5. Sweep resolution:__________1/4096 dots
6. Modulation frequency:_______156Hz
7. Receiver bandwidth:_________3Hz
8. Time constant:_____________{0...60}s
9. Magnetic field sweep times:___{30...7680}s
10. Magnetic field range:________{275...315}mT
11. Sweep range:______________{0.3,1,3,10,30}mT
12. Detector phase resolution:____1deg
13. Detector phase stability:_____±0.5deg/h
14. Detector phase reg. range:___{0...360}deg
15. DC level regulation:_________-800%-+800%
16. Accumulation numbers:______1...256

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CW EPR spectrometer specification:

1. High frequency:____________{36.000 to 42.000}MHz
2. Modulation amplitude:_______10mT-640mT
3. Derivative:_______________1harmonic,2harmonic
4. Receiver amplification:______{46...110}dB
5. Sweep resolution:__________1...4096 dots
6. Modulation frequency:_______156Hz
7. Receiver bandwidth:________3Hz
8. Time constant:_____________{0...60}s
9. Magnetic field range:________2.5mT-3mT
10. Sweep range:______________{3,10,30,100,300}mT
11. Magnetic field sweep times:___{30...7680}s
12. Detector phase resolution:____1deg
13. Detector phase stability:______±0.5deg/h
14. Detector phase reg. range:____{0...360}deg
15. DC level regulation:__________-800%-+800%
16. Accumulation numbers:_______1...256

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CW NQR spectrometer specification:

1. High frequency range:_______{26.000 to 32.000}MHz
2. High frequency resolution:____1kHz
3. Modulation amplitude:_______{10...160}kHz
4. Derivative:_______________1harmonic,2harmonic
5. Receiver amplification:______{46...110}dB
6. Sweep range:_____________{0.3,1,3,10}kHz
7. Sweep resolution:__________1...4096 dots
8. Receiver bandwidth:________3Hz
9. Time constant:_____________{0...60}s
10. Temperature sweep times:____{30...7680}s
11. Frequency sweep times:_____{30...7680}s
12. Detector phase resolution:____1deg
13. Detector phase stability:______±0.5deg/h
14. Detector phase reg. range:____{0...360}deg
15. DC level regulation:__________-800%-+800%
16. Temperature stabilization:_____{10...50}^oC
17. Temperature stability:________±0.5^oC
18. Accumulation numbers:_______1...256

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