Plane Watcher board revision 1.4 (first prod)

README.md

@@ -9,7 +9,7 @@ Open hardware designs from Plane Watch for receiving and decoding aircraft surve
 | Project | Preview Image | Description |
 | ------- | ------------- | ----------- |
 | [ADSBoost](adsboost/README.md) | [![3D render of the ADSBoost prototype revision 1.0 PCB](adsboost/assets/adsboost_proto_1.0_render.png)](adsboost/README.md) | A receive-only, bias-tee-powered low-noise amplifier and SAW filter module for 1,090 MHz ADS-B and Mode S reception. ADSBoost is designed to be installed close to the antenna; the current prototype is awaiting assembly and performance testing. |
-| [Plane Watcher](planewatcher/README.md) | [![3D render of the Plane Watcher prototype revision 1.3 PCB](planewatcher/assets/planewatcher_proto_1.3_render.png)](planewatcher/README.md) | An open source, hardware-based ADS-B receiver and decoder for the HelloFPGA Smart ZYNQ SL. Plane Watcher combines a dual-stage RF front end, log detector, ADC and GNSS timing to support FPGA message decoding and accurate MLAT timestamping. |
+| [Plane Watcher](planewatcher/README.md) | [![3D render of the Plane Watcher prototype revision 1.4 PCB](planewatcher/assets/planewatcher_proto_1.4_render.png)](planewatcher/README.md) | An open source, hardware-based ADS-B receiver and decoder for the HelloFPGA Smart ZYNQ SL. Plane Watcher combines a dual-stage RF front end, log detector, ADC and GNSS timing to support FPGA message decoding and accurate MLAT timestamping. |
 
 ## License
 

planewatcher/kicad/ADC.kicad_sch

@@ -6,8 +6,8 @@
 	(paper "A4")
 	(title_block
 		(title "Plane Watcher")
-		(date "2026-07-19")
-		(rev "prototype 1.3")
+		(date "2026-09-25")
+		(rev "1.4")
 		(company "plane.watch")
 		(comment 1 "No warranty; see LICENSE.")
 		(comment 2 "Source: https://github.com/plane-watch/hardware.")
@@ -2567,7 +2567,7 @@
 	(text_box "VREF decoupling"
 		(exclude_from_sim no)
 		(at 213.36 78.74 0)
-		(size 60.96 30.48)
+		(size 60.96 20.32)
 		(margins 0.9525 0.9525 0.9525 0.9525)
 		(stroke
 			(width 0)
@@ -2587,7 +2587,7 @@
 	(text_box "Top and Bottom Reference Decoupling (as-per datasheet)"
 		(exclude_from_sim no)
 		(at 213.36 44.45 0)
-		(size 69.85 31.75)
+		(size 60.96 31.75)
 		(margins 0.9525 0.9525 0.9525 0.9525)
 		(stroke
 			(width 0)