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

The specifications from the manufacturer's quote are given below.

UNITY 400 NB NMR SYSTEM

1. UNITY 400 NB (Demonstrator - subject to availability) High-Resolution FT NMR Spectrometer, consisting of:
   • BB RF/Acquisition Module with:
     • Channel A: BB RF source 6-425 MHz with 0.5° phase shifts and 63 dB computer controlled attenuator.
     • Channel B: 400 MHz RF source with 1° phase shifts and 63 dB computer controlled attenuator.
     • 50 watt 1H/19F linear amplifier, 300 watt broadband linear RF amplifier
     • (Channels A and B usable for observe or decouple function.)
   • ²H fully automatic internal lock,
   • 25-ns pulse sequence controller,
   • 16-bit ADC, 100-kHz spectral width,
   • 2-Mbyte 32/16-bit acquisition computer and intelligent host interface,
   • Spectrometer automation of lock, shim, phase, gain, sample spin, and eject.
   • Includes site survey.
   • VNMR host and acquisition software and licenses.
   • (Does not include Sun host computer)
   • THIS IS A REFURBISHED UNIT AND SUBJECT TO AVAILABILITY. Used Unit and Sold As Is
2. 9.4T 54mm bore Superconducting Magnet and associated electronics
3. UNITY worktable
4. WALTZ Modulator
5. Variable Temperature Unit
6. Horizontal Extender Board
7. Vertical Extender Board
8. Vibration Isolator
9. 79 dB Attenuator (installed in March 1993):
   To be utilized in series with the existing 63 dB attenuator
10. Programmable Pulse Modulator for Unity 400 (installed in November 1993):
    The designated channel must be broadband
11. Fullband decoupling Channel (installed in November 1993)