diff --git a/overlay/etc/skel/.local/share/emcomm-tools/voacap/et-voacap.sh b/overlay/etc/skel/.local/share/emcomm-tools/voacap/et-voacap.sh
index d49a5f1..9aada65 100755
--- a/overlay/etc/skel/.local/share/emcomm-tools/voacap/et-voacap.sh
+++ b/overlay/etc/skel/.local/share/emcomm-tools/voacap/et-voacap.sh
@@ -2,7 +2,7 @@
 #
 # Author  : Gaston Gonzalez
 # Date    : 23 May 2023
-# Updated : 12 November 2025
+# Updated : 1 December 2025
 # Purpose : Offline HF prediction using voacapl
 set -e
 set -o pipefail
@@ -144,7 +144,7 @@ usage() {
   echo 
   echo "Other options (required):"
   echo "  -p POWER                  Output power [5|10|20|50|100|500|1500]"
-  echo "  -m MODE                   Mode [am|ardop|cw|js8|ssb]"
+  echo "  -m MODE                   Mode [am|ardop|cw|js8|ssb|vara-500|vara-2300|vara-2750]"
   echo
 
   exit 1
@@ -213,6 +213,18 @@ case "${MODE,,}" in
   am)
     MD="49.0"
     ;;
+  vara-500)
+    # VARA 500 Hz bandwidth (narrow)
+    MD="15.0"
+    ;;
+  vara-2300)
+    # VARA 2300 Hz bandwidth (standard)
+    MD="20.0"
+    ;;
+  vara-2750)
+    # VARA 2750 Hz bandwidth (tactical)
+    MD="22.0"
+    ;;    
   *)
     echo -e "${RED}Unknown mode: ${MODE}${NC}" >&2
     usage
diff --git a/overlay/opt/emcomm-tools/bin/et-data-winlink b/overlay/opt/emcomm-tools/bin/et-winlink-data
similarity index 64%
rename from overlay/opt/emcomm-tools/bin/et-data-winlink
rename to overlay/opt/emcomm-tools/bin/et-winlink-data
index 987f5b3..a85f5b6 100755
--- a/overlay/opt/emcomm-tools/bin/et-data-winlink
+++ b/overlay/opt/emcomm-tools/bin/et-winlink-data
@@ -1,7 +1,7 @@
 #!/bin/bash
 # Author  : Gaston Gonzalez
 # Date    : 29 November 2025
-# Updated : 30 November 2025
+# Updated : 1 December 2025
 # Purpose : Generates a denormalized Winlink RMS channel data set from
 #           Pat Winlink's JSON definition. Each line represents a single
 #           Winlink RMS channel. This generated file is the source for
@@ -10,6 +10,7 @@ source /opt/emcomm-tools/bin/et-common
 
 RMS_SRC_JSON_FILE=~/.local/share/pat/rmslist.json
 RMS_DATA_OUT_FILE=/opt/emcomm-tools-api/data/rmslist.csv
+RMS_INDEX_DIR=/opt/emcomm-tools-api/index/rmslist
 
 # Return a denormalized list of RMS stations filtered by the supported
 # Winlink modes in EmComm Tools Community.
@@ -17,16 +18,17 @@ RMS_DATA_OUT_FILE=/opt/emcomm-tools-api/data/rmslist.csv
 #  0 Packet 1200
 # 41 ARDOP 500
 # 43 ARDOP 2000
-# 50 VARA HF
+# 50 VARA 2300 (HF standard)
 # 51 VARA FM
-# 52 VARA FM Wide
-# 54 VARA HF 2750
+# 52 VARA FM  WIDE
+# 53 VARA 500 (HF narrow)
+# 54 VARA 2750 (HF tactical)
 
 cat ${RMS_SRC_JSON_FILE} | jq -r '
   .Gateways[]
   | . as $gw
   | $gw.GatewayChannels[]
-  | select(.Mode | IN(0, 41, 43, 50, 51, 52, 54))
+  | select(.Mode | IN(0, 41, 43, 50, 51, 52, 53, 54))
   | [
       $gw.BaseCallsign,
       $gw.Callsign,
@@ -41,11 +43,13 @@ cat ${RMS_SRC_JSON_FILE} | jq -r '
 
 LINES=$(wc -l $RMS_DATA_OUT_FILE | awk '{print $1}')
 echo "Created RMS dataset: ${RMS_DATA_OUT_FILE} with ${LINES} records."
-echo
-echo -e "${YELLOW}To update the Winlink index, perform the following as your normal user:${NC}"
-echo
-echo -e "${RED}DO NOT RUN THESE AS ROOT!${NC}"
-echo
-echo -e "${YELLOW}1. Stop the ETC API:  ${WHITE}systemctl --user stop et-service-et-api${NC}"
-echo -e "${YELLOW}2. Remove the old index: ${WHITE}rm -rf /opt/emcomm-tools-api/index/rmslist${NC}"
-echo -e "${YELLOW}3. Start the ETC API: ${WHITE}systemctl --user start et-service-et-api${NC}"
+
+echo "Stopping ET API..."
+systemctl --user stop et-service-et-api 
+
+sleep 3
+echo "Removing old Winlink index..."
+[[ -e ${RMS_INDEX_DIR} ]] && rm -rf /opt/emcomm-tools-api/index/rmslist
+
+# ET API will rebuild the Winlink index on startup. It takes a few seconds.
+start_and_wait_for_service et-service-et-api 
diff --git a/overlay/opt/emcomm-tools/bin/et-find-winlink b/overlay/opt/emcomm-tools/bin/et-winlink-find
similarity index 96%
rename from overlay/opt/emcomm-tools/bin/et-find-winlink
rename to overlay/opt/emcomm-tools/bin/et-winlink-find
index fd5bd7a..74291b0 100755
--- a/overlay/opt/emcomm-tools/bin/et-find-winlink
+++ b/overlay/opt/emcomm-tools/bin/et-winlink-find
@@ -2,11 +2,9 @@
 #
 # Author  : Gaston
 # Date    : 30 November 2025
+# Updated : 1 December 2025
 # Purpose : Finds Winlink RMS stations by channel near a given location
-set -e
 set -o pipefail
-trap 'last_command=$current_command; current_command=$BASH_COMMAND' DEBUG
-trap 'echo -e "${RED}\"${last_command}\" command failed with exit code $?.${NC}"' ERR
 
 source /opt/emcomm-tools/bin/et-common
 
diff --git a/scripts/install-et-predict.sh b/scripts/install-et-predict.sh
index 2ca9790..8b1b7bc 100755
--- a/scripts/install-et-predict.sh
+++ b/scripts/install-et-predict.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 # Author  : Gaston Gonzalez
 # Date    : 20 November 2025
+# Updated : 1 December 2025
 # Purpose : Install et-predict-app
 set -e
 trap 'last_command=$current_command; current_command=$BASH_COMMAND' DEBUG
@@ -10,7 +11,7 @@ trap 'et-log "\"${last_command}\" command failed with exit code $?."' ERR
 . ../overlay/opt/emcomm-tools/bin/et-common
 
 APP=et-predict-app
-VERSION=1.2.0
+VERSION=1.3.0
 DOWNLOAD_FILE="${APP}_${VERSION}_amd64.deb"
 
 et-log "Installing ${APP} ${VERSION}..."
diff --git a/scripts/install-spp.sh b/scripts/install-spp.sh
new file mode 100755
index 0000000..e0f2d71
--- /dev/null
+++ b/scripts/install-spp.sh
@@ -0,0 +1,31 @@
+#!/bin/bash
+#
+# Author  : William McKeehan
+# Author  : Gaston Gonzalez
+# Date    : 3 September 2025
+# Updated : 1 December 2025
+# Purpose : Install SDR++
+set -e
+trap 'last_command=$current_command; current_command=$BASH_COMMAND' DEBUG
+trap 'et-log "\"${last_command}\" command failed with exit code $?."' ERR
+
+. ./env.sh
+. ../overlay/opt/emcomm-tools/bin/et-common
+
+APP=sdrpp
+VERSION=nightly
+DOWNLOAD_FILE=sdrpp_ubuntu_jammy_amd64.deb
+
+et-log "Installing ${APP} ${VERSION}..."
+
+if [[ ! -e ${ET_DIST_DIR}/${DOWNLOAD_FILE} ]]; then
+
+  URL="https://github.com/AlexandreRouma/SDRPlusPlus/releases/download/${VERSION}/${DOWNLOAD_FILE}"
+
+  download_with_retries ${URL} ${DOWNLOAD_FILE}
+  mv ${DOWNLOAD_FILE} ${ET_DIST_DIR}
+fi
+
+DEBIAN_FRONTEND=noninteractive dpkg -i "${ET_DIST_DIR}/${DOWNLOAD_FILE}"
+
+apt install -f -y
diff --git a/scripts/install.sh b/scripts/install.sh
index 082876f..0b2c6b6 100755
--- a/scripts/install.sh
+++ b/scripts/install.sh
@@ -2,7 +2,7 @@
 #
 # Author  : Gaston Gonzalez
 # Date    : 16 March 2024
-# Updated : 12 November 2025
+# Updated : 1 December 2025
 # Purpose : Main installer for EmComm Tools Community (ETC)
 
 . ./env.sh
@@ -73,6 +73,7 @@ exitIfNotRoot
 # Install SDR tools
 ./install-sdr-tools.sh
 ./install-dump1090.sh
+./install-spp.sh
 
 # Install ETC custom maps
 ./download-et-maps.sh
diff --git a/tests/test-sdrpp.sh b/tests/test-sdrpp.sh
new file mode 100755
index 0000000..dd3ec33
--- /dev/null
+++ b/tests/test-sdrpp.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+# Author   : Gaston Gonzalez
+# Date     : 1 December 2025
+# Purpose  : Test SDR++ installation
+
+OUT=$(which sdrpp)
+exit $?