From 368dbed091a09a87be84038fefeb5ae39a988198 Mon Sep 17 00:00:00 2001 From: Aria Burrell Date: Mon, 19 Sep 2022 21:47:45 -0600 Subject: [PATCH] Added some edumacational links --- README.md | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/README.md b/README.md index 68d1236161d..91ff512eab9 100644 --- a/README.md +++ b/README.md @@ -1,5 +1,7 @@ ![Image](assets/dialer.jpg) +| + ## DTMF Dolphin DTMF (Dual-Tone Multi-Frequency) dialer, Bluebox, and future Redbox. @@ -7,3 +9,10 @@ DTMF (Dual-Tone Multi-Frequency) dialer, Bluebox, and future Redbox. Now in a release-ready state for both Dialer and Bluebox functionality. Redbox functionality awaits some changes for modulation. Please note that using the current tone output method, the 2600 tone is scaled about 33 Hz higher than it should be. This is a limitation of the current sample rate. + +### Educational Links: + +* http://www.phrack.org/issues/25/7.html#article +* https://en.wikipedia.org/wiki/Dual-tone_multi-frequency_signaling +* https://en.wikipedia.org/wiki/Blue_box +* https://en.wikipedia.org/wiki/Red_box_(phreaking)