Bias Resistor Noise Chart

Approximate noise calcuation for a variety of bias resistors using the SVX II chip
Tau(ns) series noise parallel noise (2M Ohm) parallel noise (1MOhm) parallel noise (500KOhm) parallel noise (200kOhm)
20 3.35E+03 77.4596669 109.5445 154.9193 244.949
40 2.37E+03 109.544512 154.9193 219.089 346.4102
60 1.94E+03 134.164079 189.7367 268.3282 424.2641
80 1.68E+03 154.919334 219.089 309.8387 489.8979
100 1.50E+03 173.205081 244.949 346.4102 547.7226
120 1.37E+03 189.73666 268.3282 379.4733 600
140 1.27E+03 204.939015 289.8275 409.878 648.0741
160 1.19E+03 219.089023 309.8387 438.178 692.8203
180 1.12E+03 232.379001 328.6335 464.758 734.8469
200 1.06E+03 244.948974 346.4102 489.8979 774.5967
220 1.01E+03 256.904652 363.318 513.8093 812.4038
240 9.68E+02 268.328157 379.4733 536.6563 848.5281
260 9.30E+02 279.284801 394.9684 558.5696 883.1761
280 8.96E+02 289.827535 409.878 579.6551 916.5151
300 8.66E+02 300 424.2641 600 948.6833
320 8.39E+02 309.838668 438.178 619.6773 979.7959
340 8.13E+02 319.374388 451.6636 638.7488 1009.95
360 7.91E+02 328.633535 464.758 657.2671 1039.23
380 7.69E+02 337.63886 477.4935 675.2777 1067.708
400 7.50E+02 346.410162 489.8979 692.8203 1095.445

Chart Noise Summary(15pf)



Last Updated on 1/28/99
By Ronald Lipton
Email: lipton@fnal.gov