No peaking, At a glance – Definitive Technology HT1004 User Manual

Page 2

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proportioned as tiny speakers can

be, beckoned from their perches in

the back of the room.

There’s no law of physics nor

any pending Constitutional amend-

ment that I’m aware of declaring

that speakers must look average

at best and toad’s-butt ugly if at

all possible. But our collective

puritanical background subcon-

sciously forces most red-blooded

Americans to be highly suspicious

of any component that even has

a whiff of style about it (Apple’s

iPod being a giant–or, more accu-

rately, a tiny–exception to the rule).

Our feelings run much the same

with people. Geeky nerds aren’t

expected to be the best dressed

guys at the lunch buffet; and, well,

I don’t really think Paris Hilton

reads Foreign Affairs, either.

Some misguided people are

going to dismiss these Mythos

beauties as just another collection

of pretty faces with no substance to

them–and they’d be wrong. Stulti-

fyingly wrong. If Def Tech had just

jumped on the rapidly moving

lifestyle bandwagon and simply

crammed a few basic drivers inside

a cabinet cosmetically tailored to

appeal to the flat-panel TV-buying

crowd, then none of this would

matter. The fact is that, while

Def Tech most admittedly designed

these speakers around a contempo-

rary cosmetic concept, they also

used their engineering prowess

to breathe silky sonic life into

their creation.

No Peaking

Here’s an example of what I’m

talking about. Def Tech engineered

the Mythos Fours, Threes, and

“pinpoint accuracy,

incredibly intimate
detail ... in a word:
three-dimensional
and thrilling”

“The system’s

blending of bass
and beauty is
quite astounding”

AT A GLANCE

DEFINITIVE TECHNOLOGY MYTHOS FOUR SPEAKER SYSTEM

HT Labs Measures: Definitive Technology

Mythos Four Speaker System

These listings are based on the manufacturer’s stated specs;
the HT Labs box below indicates the gear’s performance on
our test bench.

SUBWOOFER: SUPERCUBE II

Connections:

Speaker- and line-level
ins and outs, LFE in

Enclosure type:

Passive radiator
(two, 8 inches)

Woofer (size in inches, type):

8, long-throw polymer

Power Rating (watts):

1,250

Crossover Bypass:

Yes

Available Finishes:

Piano Black Gloss

Dimensions (H x W x D, inches): 12.5 by 12 by 12
Weight (pounds):

38

Price:

$899

SPEAKER:

Type:
Tweeter (size in inches, type):
Woofer (size in inches, type):
Radiator (size in inches, type):
Nominal Impedance (ohms):
Recommended Amp Power (watts):
Available Finishes:
Dimensions (H x W x D, inches):
Weight (pounds):
Price:

Mythos Four

2.5 way, tower
1, aluminum dome
4.5, cast basket (4)
4.5, planar bass (2)
4–8
20–225
Silver or Black
44 by 5.19 by 5.13
24
$699

Mythos Three

Two-way, center
1, aluminum dome
4.5, cast basket (2)
4.5, planar bass (2)
4–8
10–200
Silver or Black
5.4 by 25.1 by 4.2
15
$499

Mythos Gem

Two-way, monitor
1, aluminum dome
3.5, wide dispersion (2)
N/A
4–8
10–200
Silver or Black
10.25 by 4.25 by 4.125
5
$249

Mythos Four L/R Sensitivity:

87.5 dB from 500 Hz to 2 kHz

Mythos Three Center Sensitivity:

89 dB from 500 Hz to 2 kHz

Mythos Gem Surround Sensitivity:

87 dB from 500 Hz to 2 kHz

This graph shows the quasi-anechoic (employing
close-miking of all woofers) frequency response of
the Mythos Four L/R (purple trace), SuperCube II
sub (blue trace), Mythos Three center (green
trace), and Mythos Gem surround (red trace). All
passive loudspeakers were measured at a distance

of 1 meter with a 2.83-volt input and scaled for dis-
play purposes.

The Mythos Four’s listening-window response

(a five-point average of axial and +/–15-degree
horizontal and vertical responses) measures
+2.77/–1.26 dB from 200 Hz to 10 kHz.The -3dB
point is at 104 Hz, and the -6dB point is at 90 Hz.
Impedance reaches a minimum of 4.82 ohms at 267
Hz and a phase angle of -30.34 degrees at 162 Hz.

The Mythos Three’s listening-window response

measures +0.95/–2.91 dB from 200 Hz to 10 kHz.
An average of axial and +/–15-degree horizontal
responses measures +0.97/-2.98 dB from 200 Hz
to 10 kHz.The –3dB point is at 122 Hz, and the
–6dB point is at 106 Hz. Impedance reaches a mini-
mum of 3.96 ohms at 251 Hz and a phase angle of
–46.45 degrees at 158 Hz.

The Mythos Gem’s listening-window response

measures +1.52/–2.17 dB from 200 Hz to 10 kHz.
The –3dB point is at 162 Hz, and the –6dB is at
134 Hz. Impedance reaches a minimum of 4.68
ohms at 343 Hz and a phase angle of –51.06
degrees at 183 Hz.

The SuperCube II’s close-miked response, nor-

malized to the level at 80 Hz, indicates that the
lower –3dB point is at 27 Hz and the –6dB point is
at 25 Hz. the upper –3dB point is at 110 Hz when
using the LEF input. — MJP

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