E4M8: Dimmed Research (The Joy of Mapping 4)

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The Joy of Mapping 4 maps
Ep.1: Last Resort

M1 M2 M3 M4 M5 M6 M7 M8 M9 M10 FINAL

Ep.2: City of Dissidents

M1 M2 M3 M4 M5 M6 M7 M8 M9 M10 M11 FINAL

Ep.3: The Verdant Reaches

M1 M2 M3 M4 M5 M6 M7 M8 FINAL

Ep.4: Frontier of Chaos
This level occupies the map slot E4M8. For other maps which occupy this slot, see Category:E4M8.
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E4M8: Dimmed Research is the eighth map in the Frontier of Chaos episode of The Joy of Mapping 4: Summer School. It was designed by A2Rob and uses the music track "Tribal Dance," originally composed by Stuart Rynn (stewboy) for Ancient Aliens. The par time defined in MAPINFO is 9:00.


Map of Dimmed Research
Letters in italics refer to marked spots on the map. Sector, thing, and linedef numbers in boldface are secrets which count toward the end-of-level tally.


Other points of interest[edit]


  1. In the blue key room, shoot at the Equinox logo to the north of the key to open the doors to the north, which will let you get a soul sphere. (sector 397)
  2. In the main hub, go up the northeast steps and head north to a metal wall. Open the wall with caution stripes to find a megaarmor. (sector 617)
  3. At the southeast end, run west to the steps, noticing the metal columns through the window lowering. At the top of the steps, get the berserk pack. (sector 816)


Demo files[edit]

Areas / screenshots[edit]


Routes and tricks[edit]

Current records[edit]

The records for the map at the Doom Speed Demo Archive are:

Run Time Player Date File Notes
UV speed
NM speed
UV max
NM 100S
UV -fast
UV -respawn
UV Tyson
UV pacifist

The (absence of) data was last verified in its entirety on February 24, 2023.


Map data[edit]

Things 760
Vertices 6711*
Linedefs 6192
Sidedefs 9770
Sectors 995
* The vertex count without the effect of node building is 5434.


This level contains the following numbers of things per skill level:

Technical information[edit]

Inspiration and development[edit]


See also[edit]


External links[edit]