Secrets Subwoofer Benchmark - Klipsch RT-12d |
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Evaluation Criteria |
Rating (1-5) |
Summary Comments |
Part I: General Information/Features |
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Packaging Solution |
4.00 |
Package is protective of the subwoofer, and
should withstand most rough handling during shipment. |
Owner's Manual |
4.50 |
Well written and comprehensive, with good
diagrams and instructions on using the Room Compensation settings
and all other controls. |
Size/Weight |
4.00 |
This is a fairly large subwoofer, but the
triangular shape tucks well into a corner. |
Floor Interface Solution |
4.50 |
Heavy duty rubber feet work well on any
surface. |
Aesthetics |
3.75 |
Decent looks with a unique cabinet shape. |
Fit/Finish |
4.50 |
There are no flaws anywhere in the finish. The
amp and woofer were well fitted and all screws were properly torqued
and seated. |
Available Finishes |
4.00 |
Black ash veneer or cherry veneer should match
most decors. |
Part I: Raw Score |
4.18 |
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Part II: Amplifier Controls/Features |
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Amplifier Class |
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BASH Digital Hybrid |
Amplifier Power |
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800 watts continuous. |
Front Panel Controls |
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Yes. |
Remote Control |
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Yes. |
Main Power Switch |
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Yes: 2 way rocker. |
User Replacable Fuse |
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No. |
Detachable Power Cord |
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Yes. |
Auto-On |
0.25 |
Yes: DCS Menu Option. |
Low Level Inputs |
0.25 |
Yes: Left/Right RCA jacks. |
Low Level Outputs |
0.25 |
Yes: Left/Right Unfiltered RCA jacks. |
High Level Inputs |
0.00 |
No. |
High Level Outputs |
0.00 |
No. |
Low-Pass Filter |
0.25 |
Yes: 40-120 Hz continuously variable, 18, 24,
36, 48 dB/octave slope choices. |
Low-Pass Filter Defeat/Bypass |
0.25 |
Yes: DCS Menu Option. |
0/180 Phase Switch |
0.00 |
No. |
0-180 Variable Phase |
0.50 |
Yes: DCS Menu Option. |
Overdrive Protection |
0.25 |
Yes: attack/sustain limiter, clipping,
thermal. |
Boundary Gain Compensation Controls |
0.75 |
Yes: Three EQ Mode settings - Flat, Punch,
Depth. |
Single Band PEQ |
0.00 |
No. |
Multi-band PEQ (external or on-board) |
0.00 |
No. |
PEQ with Auto EQ |
1.50 |
Yes: DCS Menu Option. |
Digital Signal Processing (DSP) Chip |
0.50 |
Yes. |
Servo Feedback System |
0.00 |
No. |
Part II: Raw Score (this section is additive) |
4.75 |
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Part III: Objective Testing |
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Quasi-Anechoic Frequency Response |
3.75 |
23-190 Hz +/- 5 dB in Flat EQ setting. |
Deep Bass Output Compression |
5.00 |
Exhibits virtually no deep bass compression at
"maximum sweep level" as defined in the formula section. |
CEA 2010 Distortion Output Limits 14-80 Hz |
- |
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CEA 2010 Distortion Output Limits 16-80 Hz |
- |
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CEA 2010 Distortion Output Limits 18-80 Hz |
- |
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CEA 2010 Distortion Output Limits 20-80 Hz |
3.25 |
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CEA 2010 Distortion Output Limits 22-80 Hz |
3.36 |
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CEA 2010 Distortion Output Limits 25-80 Hz |
3.50 |
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CEA 2010 Distortion Output Limits 32-80 Hz |
3.70 |
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CEA 2010 Distortion Output Limits 40-80 Hz |
3.88 |
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Bandwidth Linearity 14-80 Hz |
- |
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Bandwidth Linearity 16-80 Hz |
- |
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Bandwidth Linearity 18-80 Hz |
- |
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Bandwidth Linearity 20-80 Hz |
4.00 |
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Bandwidth Linearity 22-80 Hz |
4.00 |
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Bandwidth Linearity 25-80 Hz |
4.50 |
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Bandwidth Linearity 32-80 Hz |
5.00 |
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Bandwidth Linearity 40-80 Hz |
5.00 |
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Group Delay |
1.00 |
GD exceeds 1 cycle at ~ 55 Hz and exceeds 1.5
cycles at ~ 22 Hz. |
System Ringing and Stored Energy Release |
2.40 |
Spectral Decay chart shows 170 ms (-25 dB test
floor) ringing centered at 22-23 Hz. |
Part III: Raw Score |
3.74 |
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Part IV: In-Room Evaluations |
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In-Room Frequency Response |
3.75 |
Digs to about 22 Hz in-room and then rolls off. |
HT Performance |
4.31 |
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Music Performance |
3.35 |
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Part IV: Raw Score |
3.80 |
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Parts I-IV Weighted Total Score |
3.85 |
77% |
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Final Score: Total Score With Price Considered |
3.85 |
77% |