diff --git a/Laser-Controller.md b/Laser-Controller.md
index 0bf1da1..94a135d 100644
--- a/Laser-Controller.md
+++ b/Laser-Controller.md
@@ -8,7 +8,7 @@ The PAS has 3 lasers (blue, green, and red) that are all housed in a single modu
 * **Blue Laser:** The laser connected to pin 0.
 * **Green Laser:** The laser connected to pin 1.
 * **Red Laser:** The laser connected to pin 2.
-* **Frequency Sweep:** Begin at center_frequency - n Hz and increase the frequency by 1 Hz every 2 seconds until reaching center_frequency + n, where *n* is any integer.
+* **Frequency Sweep:** Begin at center_frequency - n Hz and increase the frequency by 1 Hz every 2 seconds until reaching center_frequency + n, where *n* is any integer. *This is not currently useful -- use the sweep software instead!*
 * **Indicator LED:** By default, the Pico will flash the on-board LED when powered on.  This may be turned off with `toggle.off`.
 * For ADC reads, the rate is hard-coded to 10000 S/sec and 1000 samples total.