diff --git a/ALPHA_1/REL410/BT/TESTRAV.EGG b/ALPHA_1/REL410/BT/TESTRAV.EGG
new file mode 100644
index 0000000..1a17ef2
--- /dev/null
+++ b/ALPHA_1/REL410/BT/TESTRAV.EGG
@@ -0,0 +1,229 @@
+[mission]
+adventure=BattleTech
+map=rav
+scenario=freeforall
+time=day
+weather=clear
+temperature=27
+length=600
+[ordinals]
+bitmap=Ordinal::BitMap::1
+bitmap=Ordinal::BitMap::2
+bitmap=Ordinal::BitMap::3
+bitmap=Ordinal::BitMap::4
+[Ordinal::BitMap::1]
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=000038000003C000001FF00000000F00
+bitmap=0000F8000003C000003FF80000000F00
+bitmap=0001F8000003C00000707C0000000F00
+bitmap=0001F8000003C00000603C0000000F00
+bitmap=00007801FC0FF00000003C3DF807FF00
+bitmap=00007803FE0FF00000003C3FFC0FFF00
+bitmap=00007803C703C00000003C3E3C1F0F00
+bitmap=000078078303C0000000783C1E1E0F00
+bitmap=000078078003C0000000783C1E1E0F00
+bitmap=00007807C003C0000000F03C1E1E0F00
+bitmap=00007807F003C0000001E03C1E1E0F00
+bitmap=00007803FC03C0000003C03C1E1E0F00
+bitmap=00007801FE03C0000007803C1E1E0F00
+bitmap=000078007F03C000000F003C1E1E0F00
+bitmap=000078001F03C000001E003C1E1E0F00
+bitmap=000078000F03C000003C003C1E1E0F00
+bitmap=000078060F03C0000078003C1E1E0F00
+bitmap=000078071E03E0000078003C1E1F1F00
+bitmap=00007803FE01F000007FFC3C1E0FFF00
+bitmap=00007801FC00F000007FFC3C1E07EF00
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+x=128
+y=32
+width=8
+[Ordinal::BitMap::2]
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=001FFF0000003C0000003C03C0780000
+bitmap=001FFF0000003C0000007C03C0780000
+bitmap=00000E0000003C000000FC03C0780000
+bitmap=00003C0000003C000001BC03C0780000
+bitmap=0000700F3E1FFC000003BC0FF07BF000
+bitmap=0001E00F7E3FFC0000073C0FF07FF800
+bitmap=0003800FFE7C3C0000063C03C07C7800
+bitmap=0007F80FFE783C00000C3C03C0783C00
+bitmap=0007FE0F80783C0000183C03C0783C00
+bitmap=00001E0F00783C0000383C03C0783C00
+bitmap=00000F0F00783C0000703C03C0783C00
+bitmap=00000F0F00783C00007FFF03C0783C00
+bitmap=00000F0F00783C00007FFF03C0783C00
+bitmap=00000F0F00783C0000003C03C0783C00
+bitmap=00000F0F00783C0000003C03C0783C00
+bitmap=00000F0F00783C0000003C03C0783C00
+bitmap=00180F0F00783C0000003C03C0783C00
+bitmap=001C1F0F007C7C0000003C03E0783C00
+bitmap=000FFE0F003FFC0000003C01F0783C00
+bitmap=0007FC0F001FBC0000003C00F0783C00
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+x=128
+y=32
+width=8
+[Ordinal::BitMap::3]
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=001FFF03C07800000000FC03C0780000
+bitmap=001FFF03C07800000003FC03C0780000
+bitmap=001E0003C07800000007C003C0780000
+bitmap=001E0003C0780000000F0003C0780000
+bitmap=001E000FF07BF000000F000FF07BF000
+bitmap=001E000FF07FF800001E000FF07FF800
+bitmap=001E0003C07C7800001E0003C07C7800
+bitmap=001FFC03C0783C00001EFC03C0783C00
+bitmap=001FFE03C0783C00001FFE03C0783C00
+bitmap=00001F03C0783C00001F1F03C0783C00
+bitmap=00000F03C0783C00001E0F03C0783C00
+bitmap=00000F03C0783C00001E0F03C0783C00
+bitmap=00000F03C0783C00001E0F03C0783C00
+bitmap=00000F03C0783C00001E0F03C0783C00
+bitmap=00000F03C0783C00001E0F03C0783C00
+bitmap=00000F03C0783C00001E0F03C0783C00
+bitmap=00180F03C0783C00001E0F03C0783C00
+bitmap=001C1F03E0783C00001F1F03E0783C00
+bitmap=000FFE01F0783C00000FFE01F0783C00
+bitmap=0007FC00F0783C000007FC00F0783C00
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+x=128
+y=32
+width=8
+[Ordinal::BitMap::4]
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=001FFF03C07800000007FC03C0780000
+bitmap=001FFF03C0780000000FFE03C0780000
+bitmap=00000F03C0780000001F1F03C0780000
+bitmap=00000F03C0780000001E0F03C0780000
+bitmap=00000F0FF07BF000001E0F0FF07BF000
+bitmap=00001F0FF07FF800001E0F0FF07FF800
+bitmap=00001E03C07C7800001E0F03C07C7800
+bitmap=00003E03C0783C00001E0F03C0783C00
+bitmap=00003C03C0783C00000F1E03C0783C00
+bitmap=00003C03C0783C000007FC03C0783C00
+bitmap=00007803C0783C000007FC03C0783C00
+bitmap=00007803C0783C00000F1E03C0783C00
+bitmap=00007803C0783C00001E0F03C0783C00
+bitmap=0000F003C0783C00001E0F03C0783C00
+bitmap=0000F003C0783C00001E0F03C0783C00
+bitmap=0000F003C0783C00001E0F03C0783C00
+bitmap=0000F003C0783C00001E0F03C0783C00
+bitmap=0000F003E0783C00000F1E03E0783C00
+bitmap=0000F001F0783C00000FFE01F0783C00
+bitmap=0000F000F0783C000007FC00F0783C00
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+x=128
+y=32
+width=8
+[pilots]
+pilot=200.0.0.113
+[200.0.0.113]
+hostType=0
+advancedDamage=1
+loadzones=1
+name=cyd
+bitmapindex=1
+experience=veteran
+badge=VGL
+patch=Yellow
+role=Role::Default
+dropzone=one
+vehicle=madcat
+vehicleValue=0
+color=White
+[largebitmap]
+bitmap=BitMap::Large::cyd
+[BitMap::Large::cyd]
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=000000000000000000003C0000000000
+bitmap=000000000000000000003C0000000000
+bitmap=000000000000000000003C0000000000
+bitmap=000000000000000000003C0000000000
+bitmap=000000000000FCF00E0FBC0000000000
+bitmap=000000000003FE781C1FFC0000000000
+bitmap=000000000007FE781C3C7C0000000000
+bitmap=00000000000F82783C3C3C0000000000
+bitmap=00000000001F003C38783C0000000000
+bitmap=00000000001E003C78783C0000000000
+bitmap=00000000001E003C70783C0000000000
+bitmap=00000000001E003E70783C0000000000
+bitmap=00000000001E001EE0783C0000000000
+bitmap=00000000001E001EE0783C0000000000
+bitmap=00000000001F001FE0783C0000000000
+bitmap=00000000000F020FC07C7C0000000000
+bitmap=000000000007FE0FC03FFC0000000000
+bitmap=000000000003FE0F803FFC0000000000
+bitmap=000000000000FC07800F3C0000000000
+bitmap=00000000000000070000000000000000
+bitmap=00000000000000070000000000000000
+bitmap=000000000000000F0000000000000000
+bitmap=000000000000000E0000000000000000
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000000000
+x=128
+y=32
+width=8
+[smallbitmap]
+bitmap=BitMap::Small::cyd
+[BitMap::Small::cyd]
+bitmap=00000000000000000000000000000000
+bitmap=00000000000000000000000000600000
+bitmap=00000000006000000000000000600000
+bitmap=000001EC33E000000000030666600000
+bitmap=000003066660000000000303C6600000
+bitmap=00000303C66000000000030186600000
+bitmap=000001E183E000000000000300000000
+bitmap=00000003000000000000000000000000
+x=64
+y=16
+width=4
+[Role::Default]
+model=dfltrole
+[Role::NoReturn]
+model=noretun
diff --git a/emulator/render-bridge/gauge_rav_sound.conf b/emulator/render-bridge/gauge_rav_sound.conf
new file mode 100644
index 0000000..b4b4448
--- /dev/null
+++ b/emulator/render-bridge/gauge_rav_sound.conf
@@ -0,0 +1,57 @@
+[sdl]
+output=opengl
+# higher,higher not highest: HIGH_PRIORITY_CLASS starved the host desktop;
+# with the retry patches a rare dropout self-recovers (see gauge_rio.conf).
+priority=higher,higher
+[dosbox]
+memsize=32
+machine=svga_s3
+[cpu]
+core=dynamic
+cputype=pentium
+cycles=max
+[sblaster]
+sbtype=sb16
+sbbase=220
+irq=5
+dma=1
+hdma=5
+[mixer]
+# match the EMU8000s' native rate (no resample) and buffer ~60ms so brief
+# emulation-thread stalls (RIO retry recovery) don't audibly chop
+rate=44100
+blocksize=1024
+prebuffer=60
+[serial]
+# RIO on COM1 with the low-latency options (rxpollus/rxburst) so the board's
+# few-ms ACK deadline is met; plasma display on COM2 (real pod has both).
+serial1=directserial realport:COM1 rxpollus:100 rxburst:16
+serial2=directserial realport:COM2
+[autoexec]
+mount c "C:\VWE\TeslaRel410\ALPHA_1"
+c:
+cd \REL410\BT
+set VIDEOFORMAT=svga
+rem production pod card init (PARAMETR.BAT:181-186): DIAGNOSE + AWEUTIL per
+rem card -- AWEUTIL /S does the EMU8000 bring-up and DRAM detect the HMI SOS
+rem driver relies on; skipping it left the cards uninitialized (silent).
+rem aweutil /s SKIPPED for now: it verifies the AWE32 GM ROM, which the
+rem emulated cards lack (hangs in a retry loop) -- restore once the ROM is
+rem dumped from a real card. diagnose /s kept (passes, sets mixer config).
+set BLASTER=A220 I5 D1 H5 P330 T6
+c:\sb16\diagnose /s
+set BLASTER=A240 I7 D3 H6 P300 T6
+c:\sb16\diagnose /s
+set BLASTER=A220 I5 D1 H5 P330 T6
+set TEMP=c:\
+rem RAVINE mission (TESTRAV.EGG: map=rav - the WALLED canyon arena: wall1 x18, wall2 x8, wall3 x5) with the RIO
+rem attached; stdout redirected so mission-load progress survives kills.
+set HEAPSIZE=15000000
+set L4GAUGE=640x480x16
+call setenv.bat r f s p
+32rtm.exe -x
+btl4opt.exe -egg testrav.egg
+32rtm.exe -u
+echo ALPHA1-RUN-DONE
+pause
+