diff --git a/scripts/start-all.sh b/scripts/start-all.sh
index 905e206..d6c4c21 100755
--- a/scripts/start-all.sh
+++ b/scripts/start-all.sh
@@ -1,15 +1,19 @@
-#!/bin/sh
+#!/bin/bash
+
+# Print all commands to standard output
+set -x
+
+SCRIPT_PATH=/home/pi/hydrophonitor/scripts
 
 # Export the configuration values
-. /home/pi/hydrophonitor/scripts/export-config-values.sh
+$SCRIPT_PATH/export-config-values.sh
 
 # Create output directory
 OUTPUT_DIR=$BASE_DIR_PATH/$(date +"%Y-%m-%d_%H-%M-%S_output")
-mkdir -p $OUTPUT_DIR/audio
+echo "Create output directory $OUTPUT_DIR"
+mkdir -p "$OUTPUT_DIR"/audio
 
 # Sleep for a little to wait for GPS and sound card to be ready
 sleep 10
 
-echo "(export OUTPUT_DIR=$OUTPUT_DIR; /home/pi/hydrophonitor/scripts/start-audio.sh & /home/pi/hydrophonitor/scripts/start-gps.sh)" >> $OUTPUT_DIR/log.txt 2>&1
-
-(export OUTPUT_DIR=$OUTPUT_DIR; /home/pi/hydrophonitor/scripts/start-audio.sh & /home/pi/hydrophonitor/scripts/start-gps.sh) >> $OUTPUT_DIR/log.txt 2>&1
+(export OUTPUT_DIR=$OUTPUT_DIR; $SCRIPT_PATH/start-audio.sh & $SCRIPT_PATH/start-gps.sh & $SCRIPT_PATH/start-pressure-depth.sh) >> "$OUTPUT_DIR"/log.txt 2>&1
diff --git a/scripts/start-audio.sh b/scripts/start-audio.sh
index 858a3b3..4af6078 100755
--- a/scripts/start-audio.sh
+++ b/scripts/start-audio.sh
@@ -1,9 +1,8 @@
-#!/bin/sh
+#!/bin/bash
 
 # Export the configuration values
-. /home/pi/hydrophonitor/scripts/export-config-values.sh
+/home/pi/hydrophonitor/scripts/export-config-values.sh
 
-AUDIO_TARGET_PATH="/home/pi/hydrophonitor/audio-logger/target/release"
 AUDIO_TARGET_EXECUTABLE="audio"
 
 OPTIONS="rec \
@@ -15,6 +14,4 @@ OPTIONS="rec \
 --buffer-size 1024 \
 alsa"
 
-echo "cd $AUDIO_TARGET_PATH && ./$AUDIO_TARGET_EXECUTABLE $OPTIONS"
-
-cd $AUDIO_TARGET_PATH && ./$AUDIO_TARGET_EXECUTABLE $OPTIONS
+cd /home/pi/hydrophonitor/audio-logger/target/release && ./$AUDIO_TARGET_EXECUTABLE $OPTIONS
diff --git a/scripts/start-gps.sh b/scripts/start-gps.sh
index 0afdc86..f8a4a19 100755
--- a/scripts/start-gps.sh
+++ b/scripts/start-gps.sh
@@ -1,12 +1,8 @@
-#!/usr/bin/sh
+#!/bin/bash
 
 # Export the configuration values
-. /home/pi/hydrophonitor/scripts/export-config-values.sh
-
-GPS_EXECUTABLE_PATH="/home/pi/hydrophonitor/gps-logger"
+/home/pi/hydrophonitor/scripts/export-config-values.sh
 
 OPTIONS="--output $OUTPUT_DIR --interval $GPS_INTERVAL"
 
-echo "cd $GPS_EXECUTABLE_PATH && python record-gps.py $OPTIONS"
-
-cd $GPS_EXECUTABLE_PATH && python record-gps.py $OPTIONS
+cd /home/pi/hydrophonitor/gps-logger && python record-gps.py $OPTIONS
diff --git a/scripts/start-pressure-depth.sh b/scripts/start-pressure-depth.sh
index c2071b3..5c29960 100644
--- a/scripts/start-pressure-depth.sh
+++ b/scripts/start-pressure-depth.sh
@@ -1,10 +1,8 @@
-#!/usr/bin/sh
+#!/bin/bash
 
 # Export the configuration values
-. /home/pi/hydrophonitor/scripts/export-config-values.sh
-
-DEPTH_EXECUTABLE_PATH="/home/pi/hydrophonitor/depth-logger"
+/home/pi/hydrophonitor/scripts/export-config-values.sh
 
 OPTIONS="--output $OUTPUT_DIR --interval $DEPTH_INTERVAL"
 
-cd $DEPTH_EXECUTABLE_PATH && python record-depth.py $OPTIONS
+cd /home/pi/hydrophonitor/depth-logger && python record-depth.py $OPTIONS