diff --git a/eagle/sk006-sync-buf/sk006-sync-buf.sch b/eagle/sk006-sync-buf/sk006-sync-buf.sch
index 2e4b9c1..644484a 100644
--- a/eagle/sk006-sync-buf/sk006-sync-buf.sch
+++ b/eagle/sk006-sync-buf/sk006-sync-buf.sch
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!DOCTYPE eagle SYSTEM "eagle.dtd">
-<eagle version="6.2">
+<eagle version="8.2.1">
 <drawing>
 <settings>
 <setting alwaysvectorfont="no"/>
@@ -8,20 +8,20 @@
 </settings>
 <grid distance="0.1" unitdist="inch" unit="inch" style="lines" multiple="1" display="no" altdistance="0.01" altunitdist="inch" altunit="inch"/>
 <layers>
-<layer number="1" name="Top" color="4" fill="1" visible="yes" active="no"/>
-<layer number="16" name="Bottom" color="1" fill="1" visible="yes" active="no"/>
-<layer number="17" name="Pads" color="2" fill="1" visible="yes" active="no"/>
-<layer number="18" name="Vias" color="2" fill="1" visible="yes" active="no"/>
-<layer number="19" name="Unrouted" color="6" fill="1" visible="yes" active="no"/>
-<layer number="20" name="Dimension" color="15" fill="1" visible="yes" active="no"/>
-<layer number="21" name="tPlace" color="7" fill="1" visible="yes" active="no"/>
-<layer number="22" name="bPlace" color="7" fill="1" visible="yes" active="no"/>
-<layer number="23" name="tOrigins" color="15" fill="1" visible="yes" active="no"/>
-<layer number="24" name="bOrigins" color="15" fill="1" visible="yes" active="no"/>
-<layer number="25" name="tNames" color="7" fill="1" visible="yes" active="no"/>
-<layer number="26" name="bNames" color="7" fill="1" visible="yes" active="no"/>
-<layer number="27" name="tValues" color="7" fill="1" visible="yes" active="no"/>
-<layer number="28" name="bValues" color="7" fill="1" visible="yes" active="no"/>
+<layer number="1" name="Top" color="4" fill="1" visible="no" active="no"/>
+<layer number="16" name="Bottom" color="1" fill="1" visible="no" active="no"/>
+<layer number="17" name="Pads" color="2" fill="1" visible="no" active="no"/>
+<layer number="18" name="Vias" color="2" fill="1" visible="no" active="no"/>
+<layer number="19" name="Unrouted" color="6" fill="1" visible="no" active="no"/>
+<layer number="20" name="Dimension" color="15" fill="1" visible="no" active="no"/>
+<layer number="21" name="tPlace" color="7" fill="1" visible="no" active="no"/>
+<layer number="22" name="bPlace" color="7" fill="1" visible="no" active="no"/>
+<layer number="23" name="tOrigins" color="15" fill="1" visible="no" active="no"/>
+<layer number="24" name="bOrigins" color="15" fill="1" visible="no" active="no"/>
+<layer number="25" name="tNames" color="7" fill="1" visible="no" active="no"/>
+<layer number="26" name="bNames" color="7" fill="1" visible="no" active="no"/>
+<layer number="27" name="tValues" color="7" fill="1" visible="no" active="no"/>
+<layer number="28" name="bValues" color="7" fill="1" visible="no" active="no"/>
 <layer number="29" name="tStop" color="7" fill="3" visible="no" active="no"/>
 <layer number="30" name="bStop" color="7" fill="6" visible="no" active="no"/>
 <layer number="31" name="tCream" color="7" fill="4" visible="no" active="no"/>
@@ -30,8 +30,8 @@
 <layer number="34" name="bFinish" color="6" fill="6" visible="no" active="no"/>
 <layer number="35" name="tGlue" color="7" fill="4" visible="no" active="no"/>
 <layer number="36" name="bGlue" color="7" fill="5" visible="no" active="no"/>
-<layer number="37" name="tTest" color="7" fill="1" visible="yes" active="no"/>
-<layer number="38" name="bTest" color="7" fill="1" visible="yes" active="no"/>
+<layer number="37" name="tTest" color="7" fill="1" visible="no" active="no"/>
+<layer number="38" name="bTest" color="7" fill="1" visible="no" active="no"/>
 <layer number="39" name="tKeepout" color="4" fill="11" visible="no" active="no"/>
 <layer number="40" name="bKeepout" color="1" fill="11" visible="no" active="no"/>
 <layer number="41" name="tRestrict" color="4" fill="10" visible="no" active="no"/>
@@ -39,12 +39,12 @@
 <layer number="43" name="vRestrict" color="2" fill="10" visible="no" active="no"/>
 <layer number="44" name="Drills" color="7" fill="1" visible="no" active="no"/>
 <layer number="45" name="Holes" color="7" fill="1" visible="no" active="no"/>
-<layer number="46" name="Milling" color="3" fill="1" visible="yes" active="no"/>
-<layer number="47" name="Measures" color="7" fill="1" visible="yes" active="no"/>
-<layer number="48" name="Document" color="7" fill="1" visible="yes" active="no"/>
-<layer number="49" name="Reference" color="7" fill="1" visible="yes" active="no"/>
-<layer number="51" name="tDocu" color="7" fill="1" visible="yes" active="no"/>
-<layer number="52" name="bDocu" color="7" fill="1" visible="yes" active="no"/>
+<layer number="46" name="Milling" color="3" fill="1" visible="no" active="no"/>
+<layer number="47" name="Measures" color="7" fill="1" visible="no" active="no"/>
+<layer number="48" name="Document" color="7" fill="1" visible="no" active="no"/>
+<layer number="49" name="Reference" color="7" fill="1" visible="no" active="no"/>
+<layer number="51" name="tDocu" color="7" fill="1" visible="no" active="no"/>
+<layer number="52" name="bDocu" color="7" fill="1" visible="no" active="no"/>
 <layer number="91" name="Nets" color="2" fill="1" visible="yes" active="yes"/>
 <layer number="92" name="Busses" color="1" fill="1" visible="yes" active="yes"/>
 <layer number="93" name="Pins" color="2" fill="1" visible="no" active="yes"/>
@@ -13503,7 +13503,6 @@ NS Package M08A</description>
 <pinref part="IC1" gate="P" pin="VDD"/>
 <pinref part="P+3" gate="1" pin="+5V"/>
 <pinref part="C3" gate="G$1" pin="1"/>
-<pinref part="C3" gate="G$1" pin="1"/>
 </segment>
 <segment>
 <pinref part="IC1" gate="E" pin="I"/>
@@ -13517,13 +13516,11 @@ NS Package M08A</description>
 <pinref part="IC3" gate="P" pin="V+"/>
 <pinref part="P+4" gate="1" pin="+5V"/>
 <pinref part="C4" gate="G$1" pin="1"/>
-<pinref part="C4" gate="G$1" pin="1"/>
 </segment>
 <segment>
 <pinref part="IC4" gate="P" pin="V+"/>
 <pinref part="C6" gate="G$1" pin="1"/>
 <pinref part="P+8" gate="1" pin="+5V"/>
-<pinref part="P+8" gate="1" pin="+5V"/>
 </segment>
 </net>
 <net name="GND" class="0">
@@ -13535,7 +13532,6 @@ NS Package M08A</description>
 <pinref part="C1" gate="G$1" pin="-"/>
 <pinref part="C2" gate="G$1" pin="+"/>
 <pinref part="GND2" gate="1" pin="GND"/>
-<pinref part="GND2" gate="1" pin="GND"/>
 </segment>
 <segment>
 <pinref part="IC1" gate="P" pin="VSS"/>
@@ -13592,13 +13588,11 @@ NS Package M08A</description>
 <pinref part="IC3" gate="P" pin="V-"/>
 <pinref part="C5" gate="G$1" pin="1"/>
 <pinref part="P-3" gate="1" pin="-5V"/>
-<pinref part="P-3" gate="1" pin="-5V"/>
 </segment>
 <segment>
 <pinref part="IC4" gate="P" pin="V-"/>
 <pinref part="P-4" gate="1" pin="-5V"/>
 <pinref part="C7" gate="G$1" pin="1"/>
-<pinref part="C7" gate="G$1" pin="1"/>
 </segment>
 </net>
 <net name="N$2" class="0">
@@ -13611,8 +13605,6 @@ NS Package M08A</description>
 <segment>
 <pinref part="O" gate="G$1" pin="TP"/>
 <pinref part="R1" gate="G$1" pin="1"/>
-<pinref part="R1" gate="G$1" pin="1"/>
-<pinref part="IC1" gate="D" pin="O"/>
 <pinref part="IC1" gate="D" pin="O"/>
 </segment>
 </net>
@@ -13620,8 +13612,6 @@ NS Package M08A</description>
 <segment>
 <pinref part="B" gate="G$1" pin="TP"/>
 <pinref part="R2" gate="G$1" pin="1"/>
-<pinref part="R2" gate="G$1" pin="1"/>
-<pinref part="IC1" gate="C" pin="O"/>
 <pinref part="IC1" gate="C" pin="O"/>
 </segment>
 </net>
@@ -13629,8 +13619,6 @@ NS Package M08A</description>
 <segment>
 <pinref part="V" gate="G$1" pin="TP"/>
 <pinref part="R3" gate="G$1" pin="1"/>
-<pinref part="R3" gate="G$1" pin="1"/>
-<pinref part="IC1" gate="B" pin="O"/>
 <pinref part="IC1" gate="B" pin="O"/>
 </segment>
 </net>
@@ -13638,8 +13626,6 @@ NS Package M08A</description>
 <segment>
 <pinref part="H" gate="G$1" pin="TP"/>
 <pinref part="R4" gate="G$1" pin="1"/>
-<pinref part="R4" gate="G$1" pin="1"/>
-<pinref part="IC1" gate="A" pin="O"/>
 <pinref part="IC1" gate="A" pin="O"/>
 </segment>
 </net>
diff --git a/sketchup/sk020-monitors.skp b/sketchup/sk020-monitors.skp
new file mode 100644
index 0000000..a4eb825
Binary files /dev/null and b/sketchup/sk020-monitors.skp differ
diff --git a/sketchup/supply-cover.skp b/sketchup/supply-cover.skp
new file mode 100644
index 0000000..2675aa3
Binary files /dev/null and b/sketchup/supply-cover.skp differ
diff --git a/sketchup/synkie-masterbox-screens.skp b/sketchup/synkie-masterbox-screens.skp
new file mode 100644
index 0000000..9f20176
Binary files /dev/null and b/sketchup/synkie-masterbox-screens.skp differ
diff --git a/sketchup/synkie-masterbox2.5-10mm.skp b/sketchup/synkie-masterbox2.5-10mm.skp
new file mode 100644
index 0000000..d3c46bc
Binary files /dev/null and b/sketchup/synkie-masterbox2.5-10mm.skp differ
diff --git a/sketchup/synkie-tourbox2.5-10mm.skp b/sketchup/synkie-tourbox2.5-10mm.skp
new file mode 100644
index 0000000..44f918b
Binary files /dev/null and b/sketchup/synkie-tourbox2.5-10mm.skp differ