E3M1: Security (Spectrum)

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Spectrum maps
This level occupies the map slot E3M1. For other maps which occupy this slot, see Category:E3M1.
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E3M1: Security is the first map of Spectrum. It was designed by Adam Windsor (Capellan) and uses the music track "Another One Fallen Star" by Taw Tu'lki.


Map of Security
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 center room, open the east wall in the southeast corner to find health bonuses and shotgun shells (not on Ultra-Violence or higher). (sector 68)
  2. In the center room, enter the northeast room and press the east wall to find a rocket launcher. (sector 72)
  3. In the room at the north end, lower the east wall to get health bonuses. You can jump from here to a block with a stimpack and health bonuses. (sector 112)


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 1:13.83 vdgg 2020-10-12 spectrum31-113.zip
NM 100S
UV -fast
UV -respawn
UV Tyson
UV pacifist

The data was last verified in its entirety on January 24, 2022.


Map data[edit]

Things 210
Vertices 930*
Linedefs 870
Sidedefs 1213
Sectors 166
* The vertex count without the effect of node building is 693.


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

Technical information[edit]

Inspiration and development[edit]


See also[edit]


External links[edit]