diff --git a/EMU7800/Core/CartCBS12K.cs b/EMU7800/Core/CartCBS12K.cs
deleted file mode 100644
index 9b0d7bbece..0000000000
--- a/EMU7800/Core/CartCBS12K.cs
+++ /dev/null
@@ -1,100 +0,0 @@
-namespace EMU7800.Core
-{
-    /// <summary>
-    /// CBS RAM Plus 12KB bankswitched carts with 128 bytes of RAM.
-    /// </summary>
-    public sealed class CartCBS12K : Cart
-    {
-        //
-        // Cart Format                Mapping to ROM Address Space
-        // Bank1: 0x0000:0x1000       Bank1:0x1000:0x1000  Select Segment: 0ff8-0ffa
-        // Bank2: 0x1000:0x1000
-        // Bank3: 0x2000:0x1000
-        //                            Shadows ROM
-        //                            0x1000:0x80 RAM write port
-        //                            0x1080:0x80 RAM read port
-        //
-        ushort BankBaseAddr;
-        readonly byte[] RAM;
-
-        int Bank
-        {
-            set { BankBaseAddr = (ushort)(value * 0x1000); }
-        }
-
-        #region IDevice Members
-
-        public override void Reset()
-        {
-            Bank = 2;
-        }
-
-        public override byte this[ushort addr]
-        {
-            get
-            {
-                addr &= 0x0fff;
-                if (addr < 0x0200 && addr >= 0x0100)
-                {
-                    return RAM[addr & 0xff];
-                }
-                UpdateBank(addr);
-                return ROM[BankBaseAddr + addr];
-            }
-            set
-            {
-                addr &= 0x0fff;
-                if (addr < 0x0100)
-                {
-                    RAM[addr & 0xff] = value;
-                    return;
-                }
-                UpdateBank(addr);
-            }
-        }
-
-        #endregion
-
-        private CartCBS12K()
-        {
-        }
-
-        public CartCBS12K(byte[] romBytes)
-        {
-            LoadRom(romBytes, 0x3000);
-            Bank = 2;
-            RAM = new byte[0x100];
-        }
-
-        void UpdateBank(ushort addr)
-        {
-            if (addr < 0x0ff8 || addr > 0x0ffa) { }
-            else
-            {
-                Bank = addr - 0x0ff8;
-            }
-        }
-
-        #region Serialization Members
-
-        public CartCBS12K(DeserializationContext input, MachineBase m) : base(input)
-        {
-            input.CheckVersion(1);
-            LoadRom(input.ReadExpectedBytes(0x3000), 0x3000);
-            RAM = input.ReadExpectedBytes(0x100);
-            BankBaseAddr = input.ReadUInt16();
-        }
-
-        public override void GetObjectData(SerializationContext output)
-        {
-            base.GetObjectData(output);
-
-            output.WriteVersion(1);
-            output.Write(ROM);
-            output.Write(RAM);
-            output.Write(BankBaseAddr);
-        }
-
-        #endregion
-    }
-}
\ No newline at end of file