From 9c4722b9c91e0e963b8f09d8190b37f3902c6da4 Mon Sep 17 00:00:00 2001
From: Erwin Ried <1091420+eried@users.noreply.github.com>
Date: Sun, 31 May 2020 23:46:19 +0200
Subject: [PATCH] Updated GPS Sim (markdown)

---
 GPS-Sim.md | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/GPS-Sim.md b/GPS-Sim.md
index f271b54..af1bed9 100644
--- a/GPS-Sim.md
+++ b/GPS-Sim.md
@@ -13,9 +13,15 @@ Download the latest file for this parameter directly from Nasa: https://cddis.na
 ### Sample rate and frequency specification
 Create `SOMENAME.TXT` with:
 ```
-sample_rate=2600000
+sample_rate=SAMPLE_RATE
 center_frequency=1575420000
 ```
+
+Known working values for the `SAMPLE_RATE`:
+* [2600000](https://www.tiktok.com/@erwinried/video/6822750940806843654?fbclid=IwAR1vMd-CCchIdbXPudxQr5mIKXJv7cL2HaGRhUSl1iaDvCufnD1D67X31IE)
+* 2500000
+* [1250000](https://www.facebook.com/groups/177623356165819/permalink/648011779126972/)
+
 This file should use the same filename as the .C8 file but with .TXT extension. It contains the sample rate and center frequency for the .C8 file. Copy the files to your PortaPack MicroSD and open the .C8 file in the GPS Sim app.
 
 ## Example 1