Interactive Demo
Rhetorical Signal Tuner
Rhetorical Signal Tuner is a free, interactive learning demo from the TPW: Technical & Professional Writing course on Lykke. It helps you build intuition for Rhetorical Situation, Exigence, General vs. Specific Purpose, Communicating vs. Convincing. Play with it directly in your browser — it features 3 sliders and 1 dropdown. This demo lives in the “The Rhetorical Situation: Purpose and Audience” section of the course.

How to use this demo
- Drag the “Target Audience Tier”, “Sentence Length (Words)”, “Complexity (Syllables/Word)” sliders to change the inputs and watch the result update live.
- Pick an option from the dropdown to switch between scenarios.
- Experiment freely — there's nothing to break, and every change is reversible.
What you'll explore
- Rhetorical Situation
- Exigence
- General vs. Specific Purpose
- Communicating vs. Convincing
Frequently asked questions
What does the Rhetorical Signal Tuner demo do?
Introduces the framework for analyzing the interplay between writer, audience, purpose, and context. Rhetorical Signal Tuner turns that idea into something you can manipulate directly and watch respond.
What TPW: Technical & Professional Writing concept does Rhetorical Signal Tuner teach?
Introduces the framework for analyzing the interplay between writer, audience, purpose, and context. It focuses on Rhetorical Situation, Exigence, General vs. Specific Purpose, Communicating vs. Convincing from the “The Rhetorical Situation: Purpose and Audience” section.
What can I control in Rhetorical Signal Tuner?
The “Target Audience Tier”, “Sentence Length (Words)”, “Complexity (Syllables/Word)” sliders change the key inputs; a dropdown switches between scenarios. Every change updates the visualization in real time, so you can see exactly how each variable affects the outcome.
How does Rhetorical Signal Tuner fit into the TPW: Technical & Professional Writing course?
Technical & Professional Writing (TPW) is an introductory open education resource designed to prepare students for the diverse communication demands of the professional world. The course focuses on a reader-centered app… This demo is the interactive piece for the “The Rhetorical Situation: Purpose and Audience” section. Open the full TPW: Technical & Professional Writing course wiki at https://www.getlykke.com/explore/public/tpw-technical-and-professional-writing-eeaeb115-8bf5-4fb1-8e48-7e86fd368469 for notes, flashcards, quizzes and the other demos.
What will I understand better after using Rhetorical Signal Tuner?
You'll build intuition for Rhetorical Situation, Exigence, General vs. Specific Purpose, Communicating vs. Convincing — and, crucially, see how they behave when you change the inputs, which is hard to get from a textbook or lecture on TPW: Technical & Professional Writing alone.
From the TPW: Technical & Professional Writing course
This interactive demo is part of the The Rhetorical Situation: Purpose and Audience section. Explore the full TPW: Technical & Professional Writing course wiki on Lykke — with notes, flashcards, quizzes and more interactive demos.
Open the TPW: Technical & Professional Writing course →