diff --git a/Analyser/Machines.hpp b/Analyser/Machines.hpp
index bf4d408e7..0e801325f 100644
--- a/Analyser/Machines.hpp
+++ b/Analyser/Machines.hpp
@@ -25,6 +25,7 @@ enum class Machine {
 	MasterSystem,
 	MSX,
 	Oric,
+	PCCompatible,
 	Vic20,
 	ZX8081,
 	ZXSpectrum,
diff --git a/InstructionSets/x86/Flags.hpp b/InstructionSets/x86/Flags.hpp
index 599dd3203..082267c17 100644
--- a/InstructionSets/x86/Flags.hpp
+++ b/InstructionSets/x86/Flags.hpp
@@ -163,7 +163,7 @@ class Flags {
 			set_from<Flag::Interrupt>(value & FlagValue::Interrupt);
 			set_from<Flag::Direction>(value & FlagValue::Direction);
 
-			set_from<uint8_t, Flag::Sign>(value);
+			set_from<uint8_t, Flag::Sign>(uint8_t(value));
 
 			set_from<Flag::Zero>((~value) & FlagValue::Zero);
 			set_from<Flag::ParityOdd>((~value) & FlagValue::Parity);
diff --git a/Machines/PCCompatible/PCCompatible.cpp b/Machines/PCCompatible/PCCompatible.cpp
new file mode 100644
index 000000000..924756029
--- /dev/null
+++ b/Machines/PCCompatible/PCCompatible.cpp
@@ -0,0 +1,43 @@
+//
+//  PCCompatible.cpp
+//  Clock Signal
+//
+//  Created by Thomas Harte on 15/11/2023.
+//  Copyright © 2023 Thomas Harte. All rights reserved.
+//
+
+#include "PCCompatible.hpp"
+#include "../../InstructionSets/x86/Instruction.hpp"
+#include "../../InstructionSets/x86/Perform.hpp"
+
+#include "../TimedMachine.hpp"
+
+namespace PCCompatible {
+
+class ConcreteMachine:
+	public Machine,
+	public MachineTypes::TimedMachine
+{
+	public:
+		ConcreteMachine(
+			[[maybe_unused]] const Analyser::Static::Target &target,
+			[[maybe_unused]] const ROMMachine::ROMFetcher &rom_fetcher
+		) {
+			// This is actually a MIPS count; try 3 million.
+			set_clock_rate(3'000'000);
+		}
+
+		void run_for([[maybe_unused]] const Cycles cycles) override {}
+};
+
+
+}
+
+using namespace PCCompatible;
+
+// See header; constructs and returns an instance of the Amstrad CPC.
+Machine *Machine::PCCompatible(const Analyser::Static::Target *target, const ROMMachine::ROMFetcher &rom_fetcher) {
+	return new PCCompatible::ConcreteMachine(*target, rom_fetcher);
+}
+
+Machine::~Machine() {}
diff --git a/Machines/PCCompatible/PCCompatible.hpp b/Machines/PCCompatible/PCCompatible.hpp
new file mode 100644
index 000000000..0362a414c
--- /dev/null
+++ b/Machines/PCCompatible/PCCompatible.hpp
@@ -0,0 +1,33 @@
+//
+//  PCCompatible.hpp
+//  Clock Signal
+//
+//  Created by Thomas Harte on 15/11/2023.
+//  Copyright © 2023 Thomas Harte. All rights reserved.
+//
+
+#ifndef PCCompatible_hpp
+#define PCCompatible_hpp
+
+#include "../../Analyser/Static/StaticAnalyser.hpp"
+#include "../ROMMachine.hpp"
+
+namespace PCCompatible {
+
+/*!
+	Models a PC compatible.
+*/
+class Machine {
+	public:
+		virtual ~Machine();
+
+		/// Creates and returns a PC Compatible.
+		static Machine *PCCompatible(
+			const Analyser::Static::Target *target,
+			const ROMMachine::ROMFetcher &rom_fetcher
+		);
+};
+
+}
+
+#endif /* PCCompatible_hpp */
diff --git a/Machines/TimedMachine.hpp b/Machines/TimedMachine.hpp
index 6c1580342..f634cccaa 100644
--- a/Machines/TimedMachine.hpp
+++ b/Machines/TimedMachine.hpp
@@ -13,7 +13,6 @@
 #include "../ClockReceiver/TimeTypes.hpp"
 
 #include "AudioProducer.hpp"
-#include "ScanProducer.hpp"
 
 #include <cmath>
 
diff --git a/OSBindings/Mac/Clock Signal.xcodeproj/project.pbxproj b/OSBindings/Mac/Clock Signal.xcodeproj/project.pbxproj
index 248e9fc01..bb8eb4145 100644
--- a/OSBindings/Mac/Clock Signal.xcodeproj/project.pbxproj	
+++ b/OSBindings/Mac/Clock Signal.xcodeproj/project.pbxproj	
@@ -9,6 +9,8 @@
 /* Begin PBXBuildFile section */
 		423BDC4A2AB24699008E37B6 /* 8088Tests.mm in Sources */ = {isa = PBXBuildFile; fileRef = 423BDC492AB24699008E37B6 /* 8088Tests.mm */; };
 		42437B332AC70833006DFED1 /* HDV.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4B6FD0342923061300EC4760 /* HDV.cpp */; };
+		425739382B051EA800B7D1E4 /* PCCompatible.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 425739372B051EA800B7D1E4 /* PCCompatible.cpp */; };
+		425739392B051EA800B7D1E4 /* PCCompatible.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 425739372B051EA800B7D1E4 /* PCCompatible.cpp */; };
 		4281683A2A37AFB4008ECD27 /* DispatcherTests.mm in Sources */ = {isa = PBXBuildFile; fileRef = 428168392A37AFB4008ECD27 /* DispatcherTests.mm */; };
 		42A5E80C2ABBE04600A0DD5D /* NeskellTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 42A5E80B2ABBE04600A0DD5D /* NeskellTests.swift */; };
 		42A5E8442ABBE16F00A0DD5D /* illegal_rmw_test.bin in Resources */ = {isa = PBXBuildFile; fileRef = 42A5E8332ABBE16F00A0DD5D /* illegal_rmw_test.bin */; };
@@ -1138,6 +1140,8 @@
 		4257392E2AFBE2BC00B7D1E4 /* Repetition.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = Repetition.hpp; sourceTree = "<group>"; };
 		4257392F2AFBE36B00B7D1E4 /* LoadStore.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = LoadStore.hpp; sourceTree = "<group>"; };
 		425739302AFBE47700B7D1E4 /* InOut.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = InOut.hpp; sourceTree = "<group>"; };
+		425739362B051EA800B7D1E4 /* PCCompatible.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; path = PCCompatible.hpp; sourceTree = "<group>"; };
+		425739372B051EA800B7D1E4 /* PCCompatible.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = PCCompatible.cpp; sourceTree = "<group>"; };
 		4281572E2AA0334300E16AA1 /* Carry.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = Carry.hpp; sourceTree = "<group>"; };
 		428168372A16C25C008ECD27 /* LineLayout.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = LineLayout.hpp; sourceTree = "<group>"; };
 		428168392A37AFB4008ECD27 /* DispatcherTests.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = DispatcherTests.mm; sourceTree = "<group>"; };
@@ -2353,6 +2357,15 @@
 			path = Implementation;
 			sourceTree = "<group>";
 		};
+		425739352B051EA800B7D1E4 /* PCCompatible */ = {
+			isa = PBXGroup;
+			children = (
+				425739362B051EA800B7D1E4 /* PCCompatible.hpp */,
+				425739372B051EA800B7D1E4 /* PCCompatible.cpp */,
+			);
+			path = PCCompatible;
+			sourceTree = "<group>";
+		};
 		42A5E8322ABBE16F00A0DD5D /* Neskell Tests */ = {
 			isa = PBXGroup;
 			children = (
@@ -4475,6 +4488,7 @@
 				4B7F188B2154825D00388727 /* MasterSystem */,
 				4B79A4FC1FC8FF9800EEDAD5 /* MSX */,
 				4BCF1FA51DADC3E10039D2E7 /* Oric */,
+				425739352B051EA800B7D1E4 /* PCCompatible */,
 				4B0F1BC92602F17B00B85C66 /* Sinclair */,
 				4B2B3A461F9B8FA70062DABF /* Utility */,
 			);
@@ -5733,6 +5747,7 @@
 				4BD424E62193B5830097291A /* Shader.cpp in Sources */,
 				4BC080CB26A238CC00D03FD8 /* AmigaADF.cpp in Sources */,
 				4B4B1A3D200198CA00A0F866 /* KonamiSCC.cpp in Sources */,
+				425739392B051EA800B7D1E4 /* PCCompatible.cpp in Sources */,
 				4B055AC31FAE9AE80060FFFF /* AmstradCPC.cpp in Sources */,
 				4B055A9E1FAE85DA0060FFFF /* G64.cpp in Sources */,
 				4B055AB81FAE860F0060FFFF /* ZX80O81P.cpp in Sources */,
@@ -5951,6 +5966,7 @@
 				4B643F3F1D77B88000D431D6 /* DocumentController.swift in Sources */,
 				4BDA00E422E663B900AC3CD0 /* NSData+CRC32.m in Sources */,
 				4B9EC0E626AA4A660060A31F /* Chipset.cpp in Sources */,
+				425739382B051EA800B7D1E4 /* PCCompatible.cpp in Sources */,
 				4BB8616E24E22DC500A00E03 /* BufferingScanTarget.cpp in Sources */,
 				4BB4BFB022A42F290069048D /* MacintoshIMG.cpp in Sources */,
 				4B05401E219D1618001BF69C /* ScanTarget.cpp in Sources */,