What is "gummel"

Gummel may refer to:

In people:

• Margitta Gummel (born 1941), a former athlete from East Germany
• Hermann Gummel, a pioneer in semiconductor industry

In other uses:

• Gumel, or Gummel, a town and traditional emirate in Jigawa State, Nigeria
• Gummel–Poon model, a model of the bipolar junction transistor
• Gummel plot, transistor plot