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Everything posted by sundownz
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Prototype is here Motor force measure 40% higher than E8 (more SPL)... Qts came out lower than I was anticipating so it would not be as good of a sealed driver as the E8. X8 F3 Sealed = 66 Hz E8 F3 Sealed = 51 Hz Testing will be forth coming... most to come once I get home from vacation.
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I still have some as long as this is a sticky post.
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Thanks Going to try and have fun!
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UP - be sure to check out the incredible savings on the SAZ-3000D Refurbished amps
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BATTERY PROBS
sundownz replied to DjFreddyFred's topic in Amplifiers / Head Units / Processors / Electrical
For just 2-3 days... I'd wait. -
BATTERY PROBS
sundownz replied to DjFreddyFred's topic in Amplifiers / Head Units / Processors / Electrical
Yes, you can hook them together. -
Cannot do that in my Jeep -- all six batteries are under my amp rack connected together with a fixed aluminum bar. Ray farmer has done testing with two batteries and engine off on the 3500D (Street-C dB Drag Style) -- which I linked for you already.
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got a question, with the above settings, wouldn't this cause alot of distortion during the burp? and possibly resulting in less power output?? or could it be more? i have a Pioneer HU, Soundstream 10V preamp, and an Audiocontrol 6XS crossover.. the gain on my pair of strapped 1500Ds is set to the minimum (least sensitive). all bass controls are set flat. i get my best SPL score by burping at 31/62 on the headunit.. when i try burping at 36/62, my score decreases.. i figure the reason for the lower score at 36/62 is because the amps are distorting.. could that be true? (i have a 140A alt with 2 powermaster AGM batteries) I am loudest in SPL at 50/50 on my head unit -- tested it many times
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SAE-1200D Added. Produced 1770 watts but created more voltage drop than the 1500D did to produce 1970 watts.
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All will be shipped by Friday at the latest. We started shipping some last Friday. So no need to blow up my e-mail and PM box
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SAZ-3500D Complete.
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SAZ-3000D Complete.
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Indeed You will note in the test that my power clamp / voltage clamps takes some time to settle in... this is because it ignores the inrush peaks that would get picked up by a "peak hold" measurement. These are much more accurate figures - about as good as you will get with clamps.
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SAZ-2000D Complete -- almost exactly 500 more watts as the rating would suggest even with a bit more voltage drop.
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These are not necessarily definitive tests on the amps. All applications are different and I could have probably squeezed more out of an amp here or there... but for the sake of this test I just set the gain knobs to physically 1/2 way up. Just a rough guide to show what the amps can do! I may go back one day and do an SPL comparison as well -- as we have seen up to 1 dB increase from the 3000D to the 3500D even though the power test doesn't seem to indicate as much. With the SPL portion I would sit down and tweak knobs until I got maximum SPL per amp. I tested amps from smallest to largest (for the most part except 1200D was tested last) -- so the batteries did not have a complete full charge by the time I got to the big amps, just a few minutes of alternator charge time... that just means the bigger amps will produce more than posted if I had a complete charge. This was mentioned on another forum so I thought I would post it here as well.
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Do not reply until I am done. Replies will be deleted.
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Correct.
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Depends... I've had the amps strapped in every setup in the Jeep and don't have any problems. Varies by setup.
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I'll work on something official for the 2000D.
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Yes, it is
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These are from Derrick's Explorer : Starting battery + 2x Powermaster D3100s used for testing 3980 @ 0.25 rising to 0.65 @ 11.2v (engine on) 2050 @ 1 rising to 2.44 @ 12.2v (engine off) ----- These are from Ray Farmer: Okay, I have done my SAZ3500D 12volt power test. I would like to say, WOW!! My nominal ohm load was 0.5 ohms. I did plenty of test but I got the amp to do its power at the proper settings and did 3 test and took the average. I used 2 x NSB-g3100 to power the amp, Starting voltage 13.2 Test 1 75.1 volts 39.9 amps 2996.5 box rise 1.88 voltage drop 12.2 Test 2 75.1 volts 37.7 amps 2827.5 watts box rise 1.99 voltage drop 12.1 Test 3 76.0 volts 39.5 amps 3002.0 watts box rise 1.9 voltage drop 12.1 Average of 3 test 75.4 volts 39.03 amps 2942.86 watts box rise 1.92 approximately 2 ohms So 2942.86 watts @ 2ohms @ 12.1 volts That is some power!!! ----- These are from my Jeep on 16v: 6x Powermaster D1000s used for testing 17.9 volts rest - did not measure voltage drop. 10,320 watts from the pair @ 1.5 ohms each after rise starting at 0.5 DCR 5160 each 11,470 watts from the pair @ 1.3 ohms each after rise starting at 0.5 DCR 5735 per amp ---- Anyone else please share your results.
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but these are the calculations you? or measured separately? from video, you see only the final result, which indicates the strument I measured them after taking the video. It is difficult to hold the camera and adjust all the instruments at the same time.
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Another test... One SPV-70 Battery + 52-Amp Power Supply 0.5 DCR (One Nightshade 15) rise to 1.42 ohms -- 2660 Watts with voltage drop to 11.2v http://www.youtube.com/watch?v=DDaFy5OvGdc Measured Voltage = 61.5 V Measured Current = 43.9 A Calculated Current = 43.25 A (so this is just as accurate as measuring for all intents and purposes)