TY - JOUR AU - S. Jefferts AU - F. Walls BT - Review of Scientific Instruments DA - Jan-01-1989 DO - 10.1063/1.1140285 PY - 1989 EP - 1194 T2 - Review of Scientific Instruments TI - A very low-noise FET input amplifier UR - http://link.aip.org/link/RSINAK/v60/i6/p1194/s1\&Agg=doi VL - 60 SN - 00346748 ER -