diff --git a/README.md b/README.md
index 672fad6..fc0704f 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ An analog line-out audio signal will be generated by a filter connected to GPIO-
 
 ![AFSK scope screenshot](https://github.com/eleccoder/raspi-pico-aprs-tnc/blob/main/doc/img/afsk_scope.png)
 
-Image: Line-out signal (see below) probed by a DSO. We clearly see the 1200 Hz and 2200 Hz tones of the 1200 Bd 2-AFSK.
+Image: Line-out signal (see [below](#Hardware)) probed by a DSO. We clearly see the 1200 Hz and 2200 Hz tones of the 1200 Bd 2-AFSK.
 
 Basically, the data/signal flow is as follows:
 
@@ -60,4 +60,4 @@ The analog AFSK audio signal will be available at the filter's line-out. You can
 ## Ingredients / Acknowledgements
 
 - For APRS => AX.25 => PCM conversion I'm using [my modified version](https://github.com/eleccoder/ax25-aprs-lib) of [fsphil's ax25beacon](https://github.com/fsphil/ax25beacon)
-- For PCM => PWM conversion I'm using the audio lib from [pico-extras](https://github.com/raspberrypi/pico-extras) (WARNING: maturity seems to be alpha/beta)
\ No newline at end of file
+- For PCM => PWM conversion I'm using the audio lib from [pico-extras](https://github.com/raspberrypi/pico-extras) (WARNING: maturity seems to be alpha/beta)