# Limitations of voltage amplitude for inhibiting electron leakage
[![YMPBE1IMBGZTOgNJ-screenshot-from-2022-06-21-21-45-54.png](http://stanslegacy.com/uploads/images/gallery/2022-06/scaled-1680-/2Suv2KIfOZAYjQzk-ympbe1imbgztognj-screenshot-from-2022-06-21-21-45-54.png)](http://stanslegacy.com/uploads/images/gallery/2022-06/2Suv2KIfOZAYjQzk-ympbe1imbgztognj-screenshot-from-2022-06-21-21-45-54.png)
**Order****Positive Voltage**
1Constant DC Voltage2.5 VDC
2Biased Unipolar Pulse
3Gated Unipolar Pulse
4Isolated VIC
**Negative Voltage**
5Cathode Inline Resistor8.5 VDC
6SS Sandwich Material*Infinity!*
7Resonant Cavity