Features
Unique rubber Insulated
Iso-Fe@
(Patent#
5521,792)
Nickel-elated.
heavv
dutv terminal block
tvoe
connectors
Speaker and low level inputs
lnout
select 2CH
/
4CH switch on Thunder4244 functions as a built-in
Y
connector
Color-coded wire harness for speaker-level input installation
Smart-EngagerM
auto-turn on for easy integration with factory head units
Built-in.
defeatable18dBloctave
HP/LP
crossover at 85 Hz
Thunder4244 Front channel crossover is a
defeatablel8dBloctave.
high pass, at
85Hz
Adjustable input sensitivity
Bridgeable, multi-channel circuit design
Regulated
PWM Mosfet Switching Power Supply
New, more reliable high
powerediransformers
Buffered. isolated outoutfor daisv chainino
multiole
amolifiers
Pure N-Channel Design
’
-
Intelligent Surface Mount Technology
Class A 100% discrete driver circuit topology
Real
Bme
Computerized Protection Circuit
Anti-Shock PCB mounting design
Acoustically Seamless Turn-On/Turn-Off
Smzcifications
Thunder4122
RMS Power measured at 12.5 Volts DC:
30 Watts
x
2
mto
a 4 Ohm load
wrth
less than 1% THD
60 Watts
x
2 into a 2 Ohm load with less than 1% THO
120 Watts
brrdged
into a 4 Ohm load with less than 1% THD
Dynamic Power measured at 14.4 Volts DC:
50
Watts
x
2
into
a
4 Ohm load
80
Watts
x
2
into
a 2
Ohm load
200 Watts bridged into a 4 Ohm load
Signal to Noise Ratio:
1OOdEt
A-Weighted (Referenced to Rated
PWR at
IVRMS
Input
Sensitivity1
Damping Factor:
,200
Frequency Response:
20-20.000
Hz
+.25dB
Defeatable 18 dB/octave crossover at85 Hz. selectable for high pass. low
pass.
Dimensions: 5.63”
x
9.75”
x
2”
l14.3cm
x
24.8cm
x
5.lcm)
7.98”
x
9.75”
x
2.1”
(20.3cm
x
24.8cm
x
5.3cm)
Including
lsoFeetTM
Thunder4244
RMS Power measured at 12.5 Volts DC:
45 Watts
x
4 into a 4 Ohm load with less than 1% THO
60
Watts
x
4 into a 2 Ohm load with less than 1% THO
120 Watts
x
2 bridged into a 4 Ohm load with less than 1% THO
Dynamic Power measured at 14.4 Volts DC:
55
Watts
x
4 into a 4 Ohm load
100
Waits
x
4 into a 2 Ohm load
200 Watts
x
2 bridged into a 4 Ohm load
Signal to Noise Ratio:
IOOdB
A-Weighted (Referenced to Rated
PWR at
1VRMS
Input
Sensitivitvl
Damping Factor:
>200
Frequency Response:
20-20.000
Hz
r.25dB
Defeatable 18 dB/actave crossover at 85 Hz, selectable for high pass,
low pass, or full range on rear channels and hrgh pass or full range for
front channels.
Dimensions: 9.2”
x
9.75”
x
Y
(23.4cm
x
24.8cm
x
5.lcm)
11.5”
x
9.75”
x
2.1”
(29.2cm
x
24.8cm
x
5.3cml
Including
lsoFeetrM
Thunder4202
RMS Power measured at 12.5 Volts DC:
50 Watts
x
2 into a 4 Ohm load with less than 1% THO
100 Watts
x
2 into a 2 Ohm load with
less
than 1% THO
200 Watts bridged into a 4 Ohm load with less than 1% THO
Dynamic Power measured at 14.4 Volts DC:
85 Watts
x
2 into a 4 Ohm load
140 Watts
x
2 into a 2 Ohm load
280 Watts
brrdged
into a 4 Ohm load
Signal to Noise
Ratro:
IOOdB
A-Weighted
(Referenced to Rated PWR at
1VRMS
Input
Sensitrvityl
Damping Factor:
,200
Frequency Response:
20-20.000
Hz
?.25dB
Defeatable 18 dB/octave crossover at 85 Hz, selectable for high pass, low
pass.
Dimensions:
7”
x
9.lY
x
2”
(17.8cm
x
24.8cm
x
5.lcml
9.3”
x
9.lY
x
2.1”
(238cm
x
24.8cm
x
5.3cm)
Including
IsoFeetrM