From bd12af302e6e3ee79244213341d7ad24aef872ed Mon Sep 17 00:00:00 2001
From: UberGuidoZ <57457139+UberGuidoZ@users.noreply.github.com>
Date: Sun, 11 Sep 2022 23:12:27 -0700
Subject: [PATCH] Update ReadMe.md

---
 Sub-GHz/ReadMe.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Sub-GHz/ReadMe.md b/Sub-GHz/ReadMe.md
index 2369011cf..cf869df64 100644
--- a/Sub-GHz/ReadMe.md
+++ b/Sub-GHz/ReadMe.md
@@ -9,6 +9,8 @@ Each numerical value is the duration of a pulse in microseconds. Positive is `se
 Example: `3607 -100 1789 -66` means send (positive) during the `3607µs` then pause (negative) for the `100µs`, etc.<br>
 You can easily plot any raw SUB (or IR) file at the [Official Pulse Plotter](https://my.flipp.dev/pulse-plotter) and see a graph to help decode patterns.
 
+Another take... positive numbers in the raw .SUB files tell you how long (in microseconds / μs) the signal was ON and the negative numbers tell you how long it was OFF. Usually on means 1 and off means 0. This also makes sense when you remember/realize OOK = `On Off Keying`.
+
 ## NOTE: The deBruijn and OpenSesame files have moved to the [Garages subfolder](https://github.com/UberGuidoZ/Flipper/tree/main/Sub-GHz/Garages/deBruijn).
 
 You can generate MANY of your own SUBs, such as MegaCode and Firefly, over at [Flipper Maker](https://flippermaker.github.io/).