Semi Otter Edu SEMI OTTER EDU Co., Ltd.

DC measurement of semiconductor devices

From classroom
to research

For teaching, OTTER I-V
For research, OTTER I-V EXPERT

The Shockley diode equation and its I-V curve chalked on a blackboard, beside a paper on measuring LED current-voltage characteristics

Used in labs and teaching labs at 22 universities and institutes in Korea (November 2026)

OTTER I-V EXPERT · research labs

  • GIST
  • Hanyang University
  • Inha University
  • Jeonbuk National University
  • Kunsan National University
  • Kyung Hee University
  • Mokpo National University
  • POSTECH
  • Sookmyung Women’s University
  • UNIST
  • University of Seoul
  • University of Ulsan

OTTER I-V · teaching labs

  • Chonnam National University
  • Chungnam National University
  • Daegu University
  • Ewha Womans University
  • Hallym University
  • Hanyang University
  • Jeonbuk National University
  • Jeonju University
  • Kyung Hee University
  • Myongji University
  • Sejong University
  • Soongsil University
  • Sungkyunkwan University
  • University of Ulsan
Otter I-V unit Teaching lab

OTTER I-V

A USB device measurement system for the classroom. Four lab handouts and a set of test devices are supplied with it.

Learn more → Otter I-V Expert unit Research

OTTER I-V EXPERT

A 2-channel precision current-voltage measurement system. ±80 V per channel, noise below 100 pA.

Learn more →
AI friendly · Otter I-V Expert

Measure together with AI

An AI agent runs the measurement through the MCP server or the CLI and reads the result.

Let your agent run the machine.

See Otter I-V Expert
An AI agent measuring 753 points of a CD4007 transfer characteristic from the command line and opening a graph window, captured as is

Considering the instruments for your lab?

We arrange demonstrations, quotations and technical support for Otter I-V and Otter I-V Expert.

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