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Amplifiers
High efficiency sub amp in 1000w area
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<blockquote data-quote="CarAudioGuru" data-source="post: 4962640" data-attributes="member: 600532"><p>OK smart ***. How much current does it take to blow a 50 amp fast blow fuse. If you are soo.oo ****ing smart.</p><p></p><p>Pretty simply question.</p><p></p><p>And you have how many patents? And Design and Engineering awards? I have 2 patents and 5 design and engineering awards.</p><p></p><p>All I am doing is trying to take a very complex idea (for car audio guys) and making it simple. Get them to understand the idea that it takes current to make power and that is not magic.</p><p></p><p>Ohms law can be very confusing, and I try to teach very practical , everyday ways to go out and measure power and current. SIMPLY.</p><p></p><p>Listen I have dealers that thought a balanced line transmitter (with a receiver) were "wireless". OK! Ya know like 2.4G stuff.</p><p></p><p>And,.....You've tested how many amplifiers in car and on a bench?? HMMM?</p><p></p><p>So your credentials are????? You've designed and had taken to manufacture how many car audio products? I have designed and manufactured 1,000's of products.</p><p></p><p>Look I agree, every retailer should understand and USE Ohm's law. Hell I can't even get these guys to have an RTA in their stores. much less a O'scope and good meters.</p><p></p><p>I travel the USA all the time and it is very sad that knowledge is not used.</p><p></p><p>Again your are right...OHM's law is relatively simple, BUT you need to know REAL efficiencies of amplifiers thru empirical (real world, in car ) testing.</p><p></p><p>At PG we tested a ZX450 at 71% efficiency on the bench. BUT...when we put it in a car, connected to speakers the REAL efficiency was more like 50%.</p><p></p><p>The only way to know that is to do a LOT of testing, in car, with scopes, meters, Audio Precision Ones, etc.</p><p></p><p>And YOU'VE done that??? Cause I have, many times.</p></blockquote><p></p>
[QUOTE="CarAudioGuru, post: 4962640, member: 600532"] OK smart ***. How much current does it take to blow a 50 amp fast blow fuse. If you are soo.oo ****ing smart. Pretty simply question. And you have how many patents? And Design and Engineering awards? I have 2 patents and 5 design and engineering awards. All I am doing is trying to take a very complex idea (for car audio guys) and making it simple. Get them to understand the idea that it takes current to make power and that is not magic. Ohms law can be very confusing, and I try to teach very practical , everyday ways to go out and measure power and current. SIMPLY. Listen I have dealers that thought a balanced line transmitter (with a receiver) were "wireless". OK! Ya know like 2.4G stuff. And,.....You've tested how many amplifiers in car and on a bench?? HMMM? So your credentials are????? You've designed and had taken to manufacture how many car audio products? I have designed and manufactured 1,000's of products. Look I agree, every retailer should understand and USE Ohm's law. Hell I can't even get these guys to have an RTA in their stores. much less a O'scope and good meters. I travel the USA all the time and it is very sad that knowledge is not used. Again your are right...OHM's law is relatively simple, BUT you need to know REAL efficiencies of amplifiers thru empirical (real world, in car ) testing. At PG we tested a ZX450 at 71% efficiency on the bench. BUT...when we put it in a car, connected to speakers the REAL efficiency was more like 50%. The only way to know that is to do a LOT of testing, in car, with scopes, meters, Audio Precision Ones, etc. And YOU'VE done that??? Cause I have, many times. [/QUOTE]
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