Fig. 8

(a) Measurement waveforms obtained at 100 kHz in liquid helium. All the circuits operated correctly. (b) Measurement and simulation results of operating margins, where thermal noise was not taken into account in the simulation.

(a) Measurement waveforms obtained at 100 kHz in liquid helium. All the circuits operated correctly. (b) Measurement and simulation results of operating margins, where thermal noise was not taken into account in the simulation.