• Chemical & Biomolecular Engineering
• Chemistry
• College of Liberal Arts & Sciences

VARIAN INFINITY PLUS 500WB

INFINITY PLUS 500 WB NMR SYSTEM SPECIFICATIONS FROM THE MANUFACTURER'S QUOTE

The specifications from the manufacturer's quote are given below. NOTE: Only the console specifications are given, as the magnet was part of a Varian Unity Inova 500WB spectrometer. The console was upgraded to an Infinity Plus console in 2002.

INFINITY PLUS 500WB SOLIDS NMR CONSOLE

1. INFINITY PLUS 500WB SOLIDS FT NMR Console:
   • All RF channels include:
   • RF pulse shaping with amplitude and phase modulation
   • Computer-controlled phase shifts in 90° and 0.25° steps
   • 60-dB computer-controlled linear amplitude modulation in 4096 steps
   • 79-dB computer-controlled amplitude scaling in 1 dB steps
   • 10-nsec resolution digital pulse programmer
   • One digital pulse programmer per RF channel
   • On-board Motorola DSP processor and memory
   • Automated observe channel selection
   • Motorola 68040 acquisition computer
   • Ethernet TCP/IP interface to Sun Microsystems workstation
   • Real-time operating system, 8MByte memory
   • Wideband receiver system
   • 10-ns resolution data acquisition controller
   • 16 MByte data acquisition memory
   • 14-bit ADC's, 8 MHz maximum data sampling rate in quadrature
   • Computer-controlled quasi-elliptical anti-aliasing filters
   • 1 kHz to 256 kHz in 1 kHz steps
   • Computer-controlled, fast recovery Bessel antialiasing filters
   • 500 kHz, 1 MHz, 2 MHz, 2.5 MHz
   • Spinsight NMR Applications Software
   • UNIX operating system
   • X-Windows and Motif user interface
   • Complete set of Varian manuals and documentation
   • 1-year Warranty
2. Additional RF Amplifier Cabinet, Infinity Plus, Required for 4-RF channel configurations
3. Dual Fullband RF System, Infinity Plus
   • Two RF Channels with observe, pulse, and decouple functions
   • RF channel frequency range: 20-600 MHz,
   • 0.1 Hz frequency resolution
4. 3rd and 4th RF Channel, 20-300 MHz Infinity Plus
   • Two RF channels with observe, pulse and decouple functions
   • RF channel frequency range: 20-300 MHz
   • 0.1 Hz frequency resolution
5. RF Attenuator Module, 3 and 4 channel
   
6. Provides four 79 dB RF attenuators, one for each RF channel up to four RF channels
7. Automated MAS Controller, 200-500 MHz
   Provides automated MAS speed control,
   including start, stop and rotor synchronization
   Optional manual spinning contorl, user selectable.
   Compatible with Varian Chemagnetics PENCIL
   MAS solid-sample probes.
   Compatible with INOVA and Infinity Plus solids systems.
8. Solids Upper Stack, 200-600 MHz WB, Infinity Plus/INOVA
   Required for Varian/Chemagnetics VT solid-sample probes
   Compatible with Varian Extended Range Variable Temperature Unit
   Operating temperature range: -150°C to +250°C.
9. Extended Range Variable Temperature Unit, Infinity Plus
   Provides computer-controlled sample temperature management,
   from -150°C to +250°C with 0.1°C resolution. Compatible with
   all Varian and Varian/Chemagnetic solid-sample probes.
10. Remote Status Module with 40 ft (12.2 m) Cable
    Includes LED displays for VT setting and pulse,
    decoupling, acquisition, WFG, and PFG gates.
11. 1H/19F RF Amplifier Channel, 500 MHz, 800 Watt, Infinity Plus
    • Frequency range: 19F-1H, manual tuning
    • Class AB or class C operation, customer-selectable
    • Includes high power, low noise, GaAs FET preamplifier
      for 19F/1H with active T/R switch.
12. Broadband RF Amplifier Module, 6-220 MHz, 1000 W, Infinity Plus 500
    • Frequency range: 6-220 MHz
    • Output power: 1000 watts pulsed, 100 watts CW
    • Includes high power, low noise, fast recovery,
      passively-switched preamplifier.
13. Broadband RF Amplifier Module, 10-130 MHz, 1000 W, Infinity Plus 500
    • Frequency range: 10-130 MHz
    • Output power: 1000 watts pulsed, 100 watts CW
    • Includes high power, low noise, fast recovery,
      passively-switched preamplifier.
14. Directional Coupler Module, 3-channel, 100-800 MHz
15. p/n M806681000 HF Filter Set, 500 MHz
16. p/n M806688000 500 MHz Filter Kit, Solids Triple Resonance
17. 3.2mm Triple Resonance HFX MAS Solids Probe, 500 MHz
    Reference specification document HFX500.doc
18. 3.2mm Triple Res HCN MAS Balun Solids Probe
    Vespel Spin Module, VT, 500WB
    Reference spefication document HCN500_balun.doc
19. Gradient Driver for Infinity Plus
    • Optimised for gradient MAS applications. Delivers 80A to
      compatible Chemagnetics probe.
    • Includes cabinets and cables
20. 3.2mm Quad Resonance HCDN MAS Solids Probe, VT, 500WB
    • Does not include HXY filters for any TR or QR experiments
    • Reference specification document HCDN5001.doc
21. 3.2mm Double Resonance HX MAS Gradient Probe, VT, 500WB
    Reference specification document HX500_gradient.doc
22. P/N MSPA003018 - Rotor Assembly, 3.2mm Large Volume
23. P/N MPRA000043 - Large Volume Starter Kit
24. Enhanced Shims - 26 channel shim power supply