MTX Road Thunder RT500D vs Alpine PDR-F50

 
MTX Road Thunder RT500D
In Stock 
$169.99
  • 250 watts RMS x 1 at 4 ohms
  • variable low-pass and subsonic filters
  • preamp and speaker-level inputs
Add to Cart
Alpine PDR-F50
In Stock 
$399.99
  • preamp and speaker-level inputs
  • 250 watts RMS x 2 bridged
  • Class-D design
Add to Cart

Product Features

Hide similar features
Condition New StockNew Stock
Performance MTX Road Thunder RT500DAlpine PDR-F50
RMS Power Output (Wt x Channels)
Loading...
250 x 1
85 x 4
Peak Power Output (Wt x Channels)
Loading...
N/AN/A
Power at 2 Ohms (Wt x Channels)
Loading...
500 x 1125 x 4
Bridged Power (Wt x Channels)
Loading...
N/A250 x 2
Minimum Impedance Bridged
Loading...
N/A4
Minimum Impedance Unbridged
Loading...
22
Best Frequency Response
Loading...
20-200 Hz8-45k Hz
THD at Rated RMS Power
Loading...
1%1%
Signal to Noise Ratio
Loading...
75 dB87 dB
Input Voltage
Loading...
14.4v14.4v
Features MTX Road Thunder RT500DAlpine PDR-F50
Amplifier Class
Loading...
DD
Low-Pass Crossover Frequency
Loading...
40-200 Hz50-400 Hz
Low-Pass Slope (dB/octave)
Loading...
12 dB/oct12 dB/octave
High-Pass Crossover Frequency
Loading...
N/A50-400 Hz
High-Pass Slope (dB/octave)
Loading...
N/A12 dB/octave
Bass Boost
Loading...
0-12 dB0, 6, 12 dB
Bass Boost Frequency
Loading...
40 Hz50 Hz
Fan Cooled
Loading...
NoNo
Fuse Rating
Loading...
6060
Speaker Level Inputs
Loading...
RCARCA
Preamp Outputs
Loading...
NoNo
Width (inches)
Loading...
11-5/169
Height (inches)
Loading...
2-1/162-1/16
Depth (inches)
Loading...
8-3/47-1/8
Parts Warranty
Loading...
5 Years (3-5 Prorated)1 Year
Labor Warranty
Loading...
5 Years (3-5 Prorated)1 Year
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research
 
MTX Road Thunder RT500D
In Stock 
$169.99
Add to Cart
Alpine PDR-F50
In Stock 
$399.99
Add to Cart

Video: Car Amplifier PowerWe describe the basics of deciding how much power an amplifier should have when you're trying to match it to your speakers or subwoofers.

Video: Car Amplifier ChannelsOne of the first steps in choosing an amplifier for your car audio system is to decide how you intend to use the amplifier, and thus how many channels it should have. This short video gives you a quick overview to help answer that question.