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dB level example
30 Quiet library, soft whispers
40 Living room, refrigerator, away from traffic
50 Light traffic, normal conversation, quiet office
60 Air conditioner at 20 feet, sewing machine
70 Vacuum cleaner, hair dryer, noisy restaurant
80 Average city traffic, garbage disposals, alarm clock at 2 feet
The following noises can be dangerous under constant exposure
90 Subway, motorcycle, truck traffic, lawn mower
100 Garbage truck, chain saw, pneumatic drill
120 Rock band concert in front of speakers, thunderclap
140 Gunshot blast, jet plane
180 Rocket launching pad
Information courtesy of the deafness Research Foundation.
Specifications
TM500.1AB
TM1200.1D
TM300.2
TM300.4
TM400.4
TM500.5
Into 4 ohm at 14.4V
300W x 1Ch
500W x 1Ch
150W x 2Ch
75W x 4Ch
100W x 4Ch
50W x 4Ch + 150w x 1Ch
Into 2 ohm at 14.4V
510W x 1Ch
800W x 1Ch
260W x 2Ch
110W x 4Ch
190W x 4Ch
75W x 4Ch + 250W x 1Ch
Into 1 ohm at 14.4V
.
1200W x 1Ch
.
.
.
.
Bridged at 4 ohm
No
No
500W x 1Ch
225W x 2Ch
380W x 2Ch
140W x 2Ch + 150W X 1Ch
Input Level
0.3V -8.0V
0.3V -8.0V
0.3V -8.0V
0.3V -8.0V
0.3V -8.0V
0.3V -8.0V
Frequency Response
10Hz - 40KHz
10Hz - 450KHz
10Hz - 40KHz
10Hz - 40KHz
10Hz - 40KHz
10Hz - 40KHz
Signal to Noise with A-weight
> 95dB
> 90dB
> 100dB
> 95dB
> 100dB
> 95dB
T.H.D (Rated output)
< 0.03%
< 0.05%
< 0.03%
< 0.05%
< 0.02%
< 0.05%
Low Pass Filter (12dB/oct)
50Hz - 250Hz
18dB/oct
30Hz - 300Hz
18dB/oct
40Hz - 160Hz
12dB/oct
40Hz - 450Hz
12dB/oct
40Hz - 160Hz
12dB/oct
40Hz - 4KHz 12dB/oct
High pass Filter (12dB/oct)
No
No
40Hz - 600Hz
12dB/oct
65Hz - 4500Hz
12dB/oct
40Hz - 600Hz
12dB/oct
40Hz - 4KHz 12dB/oct
Variable Bass Boost
18dB at 45Hz
18dB at 45Hz
18dB at 45Hz
12dB at 45Hz
18dB at 45Hz
.
Subsonic Filter (12dB/oct)
20Hz-55Hz
12dB/oct
20Hz-55Hz
12dB/oct
20Hz-55Hz
12dB/oct
.
20Hz-55Hz
12dB/oct
.
Input Impedance
20 Kohm
20 Kohm
20 Kohm
20 Kohm
20 Kohm
20 Kohm
Real working Fuse Rate
20A x 3
40A x 2
20A x 3
25A x 3
30A x 3
25A x 3
Dimension (L x W x M)
340x245x48
380x245x48
380x245x48
340x245x48
460x245x48
390x245x48
Titanium Power Amplifier