Monday, July 6, 2015

Sound Magus VS3500.1, PK1500.1, and DK1800.1 Meets SMD Amp Dyno

Recently, in a amplifer showcase post. We showed off the Sound Magus VS series amplifiers. Now, its time to see if the specs match up with those on paper. Thanks to Droppin' HZ Car Audio for conducting this SMD Amp Dyno test.

This amp dyno test was conducted with these parameters. Each test is only the certified test at each ohm load of 4ohms, 2ohms, 1ohm, and 0.5 ohms. The certified testing with the SMD Amp Dyno is up to 1% harmonic distortion. Once this peak is hit the testing is completed.

Now with the parameters of the test stated. Lets begin the with the VS series amplifiers since it was shown in the brand showcase. The Sound Magus VS3500.1 amplifier is first up on the the amp dyno.



The first test with the Sound Magus VS3500.1 is at 0.5 ohm load. The VS3500.1 is 0.5 ohms stable according to the manufacturer. And, is rated at 3500 RMS at 14.4 volts.  The results at 0.5 ohms load is 3930 watts at 14.7-13.9 volts. Now, lets check the specs for the VS3500.1 on a 1 ohm load. The VS3500.1D is rated at 2200 RMS at 14.4 volts. The results are at 1 ohm is 1920 at 14.6-13.8 volts. On to the 2 ohm load test. The VS3500.1 is rated at 1400 RMS at 14.4 volts. The results are at 2 ohms at 1205 watts at 14.5-14.0 volts. And, finally the Sound Magus VS3500.1 on a 4 ohms load is rated at 800 RMS at 14.4 volts. The results at 4 ohms are 681 watts at 4 ohms at 14.5-14.2 volts.

Next up is the PK1500.1 amplifier from Sound Magus. The parameters for the testing of the PK1500.1 is going to be an certified, and un-certified run. An un-certifed run is no different from an certified run. But, instead of going to 1% harmonic distortion like the certified run. A un-certifed run goes up clipping. Test are ran at 1 ohm, 2 ohm, and 4 ohm loads. With the parameters set for this test. Lets begin...

Starting with a 1 ohm load certified run first. The PK1500.1 is rated at 1500 RMS at 14.4 volts. And, the results are1309 watts at 14.5-14.0 volts certified, and 1464 watts at 14.5-13.6 volts un-certified. Now onto the 2 ohm load. The PK1500.1 is rated at 950 RMS at 14.4 volts. And, the results are 894 watts at 14.5-14.2 volts certified, and 952 watts at 14.4-13.9 volts un-certified. And, finally the 4 ohm load test at which the PK1500.1 is rated at 500 RMS at 14.4 volts. The results are 533 14.5-14.3 volts certified, and 554 watts at 14.4-14.1 volts un-certifed.

And, for a little extra the PK1500.1 gets a dynamic run. What is a dynamic run on the SMD Amp Dyno? A dynamic test simulates the amplifier in a real world of playing music. And, the rating given is the max wattage output of the amplifier during the test. For the dynamic run the PK1500.1 is going to be at a 1 ohm load. And, the results are 1687 watts at 14.4-14.1 volts.

The last Sound Magus amplifier to see the amp dyno is the DK1800.1 of the K-Series.


The DK1800.1 is rated 1800 RMS at 14.4 volts. The results are 1643 watts at 14.9-14.2 volts certified, and 1732 watts at 14.6-13.6 un-certified. Now for the 2 ohm load the DK1800.1 is rated at 1000 RMS at 14.4 volts. And, the results are 1050 watts at 14.7-14.3 volts certified, and 1082 watts at 14.5-13.9 volts un-certified . Lastly, the 4 ohm load test. In which the DK1800.1 is rated at 650 RMS at 14.4 volts. Results are 612 watts at 14.7-14.4 volts certified, and 618 watts  at 14.5-14.2 volts.

For the VS3500.1, PK1500.1, and DK1800.1 the final verdict is they get passing grades. Although not meeting their rated specs during testing. The amplifiers did well within their RMS ratings. And, at some ohm loads doing better than their rated specs. Could they meet their specs, and above? Of course if someone could keep the amps at their 14.4 rating. The amplifiers could easily meet their rated specs. But, knowing the strong points of the amplifier, and the power it can produce is on the power the user can supply it. To the victors goes the spoils. The VS3500.1 seems like a great burping amplifier at 0.5 ohms. Delivering large output in a quick burst. Where as the PK1500.1 is more of a musically amplifier performing at 1 ohms. And, the DK1800.1 performs best at 2 ohms.

Overall, Sound Magus has some quality amplifiers that are not over rated, and not under rated. But, well in the middle. All it takes is going through their line, and finding which one is best for you application.

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