Atmos Bubble and boom! Index measured, not opinion

The Lost World: Jurassic Park (1997)

DEMO 2.2 · BUBBLE 2.8 · BOOM 1.8 (with BEQ 7.7). Bass measured on the disc, DTS:X. Directed by Steven Spielberg. Science Fiction, Action, Adventure.

The Lost World: Jurassic Park (1997) poster
Front
55%
L74%
55%
R72%
100%
C95%
LFE
10%
LFE15%
Surround
21%
Ls53%
20%
Rs52%
17%
Lrs45%
15%
Rrs42%
Wide
off
Lw 
off
Rw 
Height
off
Ltf 
off
Rtf 
12%
Ltm39%
12%
Rtm39%
off
Ltr 
off
Rtr 

Bar and top figure — level against the film’s most active channel. Bottom figure — share of the runtime the channel carries signal.

DEMO
2.2 / 10
Bubble
2.8 / 10
Boom, as released
1.8 / 10
Boom with BEQ
7.7 / 10
Measured release
Disc · DTS:X · chart by aron7awol
Also in the catalogue
Disc · Atmos / DTS:X / DTS-HD MA 7.1; Disc · Atmos — not measured here
Deep bass peak, 10–30 Hz
-41.4 dBFS · with BEQ -22.1
Depth, 10–20 vs 30–60 Hz
-23.5 dB · with BEQ +0.8
Average level, 10–30 Hz
-69.2 dBFS · with BEQ -49.9
Minutes of deep bass
1 min · with BEQ 47 min at ≥ −30 dBFS
Filtered release
its BEQ restores up to 26.9 dB at 10–20 Hz
Tomatometer
57% · as of 11 Jan 2026
Metascore
59 / 100 · as of 11 Jan 2026
Chart scale read
-10 to -69.9 dBFS
Height uptime
13.0%
LFE uptime
15.2% (shown, not scored)
Dynamic range
23.3 dB
Channels used
10 of 16
Dead channels
Lw Rw Ltf Rtf Ltr Rtr
Genres
Science Fiction, Action, Adventure
Tags
action, adventure, science fiction
Audio
DTS:X, DD+ 5.1, Atmos, DTS-HD MA 7.1
Released
23 May 1997
First listed
4 Dec 2018
Sources
PerceptualPro + BEQ
Render
current

Channel by channel, through the film

One lane per speaker, the whole film from left to right. Bar height is how loud that speaker gets (square-root scale against this film's loudest moment, so quiet passages stay visible). The amber line under a lane marks the moments counted as playing, and the figure on the right is their share of the film. For the six height speakers that share is part of BUBBLE.

Front
L
74%
R
72%
C
95%
LFE
LFE
15%
Surround
Ls
53%
Rs
52%
Lrs
45%
Rrs
42%
Wide
Lw
unused
Rw
unused
Height
Ltf
unused
Rtf
unused
Ltm
39%
Rtm
39%
Ltr
unused
Rtr
unused
0:001:052:09

Read from PerceptualPro's channel-activity graph, pixel by pixel. A lane marked unused never rises out of its line.

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