Preamplifier

NMR Service offers NMR/NQR preamplifier modules. Please find a brief summary below and do not hesitate to contact us for further details.

0.2 – 150 MHz module

  • Input frequency: 0.2 – 150 MHz
  • Maximal input peak power: 30 dBm (20 Vpp / 1 W)
  • Noise figure: < 1.2
  • Signal amplification: > 32 dB
  • Recovery time: < 9 µs (after 10 µs 30 dBm pulse)
  • Input / output impedance 50 Ω nominal
  • Input / output VSWR < 1.6

10 – 800 MHz module

Coming soon…

10 – 1500 MHz module

Coming soon…

1 – 400 MHz modules with fixed frequency

  • Fixed frequency with approx. 2 MHz bandwidth
  • Input frequency: 33 – 400 MHz (fixed frequency) non-magnetic
  • Input frequency: 133 MHz (fixed frequency) slightly magnetic
  • Maximal input peak power: 30 dBm (20 Vpp / 1 W)
  • Noise figure: < 0.5
  • Signal amplification: 24 dB
  • Recovery time: < 2.5 µs (after 10 µs 30 dBm pulse)
  • Input / output impedance 50 Ω nominal
  • Input / output VSWR < 1.3