Instrumental Transcommunication is a broad experimental category involving attempts to obtain anomalous information or structure through instruments. This may involve audio, radio, video, reflective surfaces, water, vapor, image fields, or software-generated material.

ITC often works with ambiguous fields: noise, reflection, movement, vapor, light, and pattern. Those fields can create strong impressions even when nothing paranormal is occurring. Controls help researchers ask better questions: what changed, what stayed the same, what can be repeated, and what could explain the result naturally?

A good ITC session records the medium, equipment, environment, operator actions, baseline examples, and review method. The result should be described modestly: visual candidate, audio candidate, pattern of interest, unresolved observation, or contaminated result.