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04/03/2013, 08:55 AM | #2076 | |
Either busy or sleeping
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Quote:
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Algae Scrubber Basics!!! GOOGLE "algaescrubber zoho" General Interest Forums --> Advanced Topics --> Algae Scrubber Basics (sticky) --> POSTS #3251-64 (Basics), #5206 (Cleaning), #6884 (LEDs), #729 |
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04/03/2013, 09:29 AM | #2078 |
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He just posted the link where he found the pump for $70 but the post was immediately deleted but not before it sent out to my email address.
Notice the pump is not called Jebao or Jebo but called Domestic WP40! A knockoff of a knockoff?
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Simon Mixed LPS and SPS corals Camera - Canon T2i with EF100mm 2.8f USM macro lens Current Tank Info: AG 92g corner tank and Marineland 125g, RKE controllers, Maxspect and Eshine LEDs, MP40WES, Jebo WP40 & WP25 |
04/03/2013, 09:36 AM | #2079 |
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Interesting
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04/03/2013, 09:37 AM | #2080 |
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It doesn't even mention that it's controllable and tunze is in the title.
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04/03/2013, 09:40 AM | #2081 | |
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Quote:
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if i was a fish i would play on the reef & swim in the surf Current Tank Info: 180 in the wall reef |
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04/03/2013, 09:40 AM | #2082 |
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It doesn't say it's a Jebao and they don't show the controller. It's a Chinese store selling thru the Chinese version of Ebay. And to get the $70. price you have take a $5 coupon (probably good for one pump only). Given what I've learned about EverGrow and the Chinese led manufacturing situation, my guess is somebody else is making this for Jebao and they are willing to sell to others if Jebao doesn't buy them all. Branding, and patents and proprietary products just don't happen in China. It's not the way they do business unless you are really a HUGE customer.
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The good thing about science is that it's true whether or not you believe in it. (Neil deGrasse Tyson) Visit my build thread http://www.reefcentral.com/forums/showthread.php?t=2593017 |
04/03/2013, 09:41 AM | #2083 |
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This is what I was referring to about frequency. Here is a time domain simulation from an LPF signal providing a steady 4V. I am of the understanding that since we are supplying a PWM signal to the LPF, you still have a frequency. The LPF smooths out the PWM signal but you can clearly see a ripple exists after the LPF.
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-You had me at PWM |
04/03/2013, 09:44 AM | #2084 |
saiperchémibatteilcorazon
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It's the same, this seller here calls it domestic and jebao, fm band controller, etc http://www.mistertao.com/taobao-prod...437044522.html
Remember most of these seller have limited English |
04/03/2013, 09:47 AM | #2085 |
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There is no detail description of the product. As far as I am concerned, the price is just for the pump itself. There is no power supply and controller mentioned or included.
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Simon Mixed LPS and SPS corals Camera - Canon T2i with EF100mm 2.8f USM macro lens Current Tank Info: AG 92g corner tank and Marineland 125g, RKE controllers, Maxspect and Eshine LEDs, MP40WES, Jebo WP40 & WP25 |
04/03/2013, 09:52 AM | #2086 | |
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Quote:
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Simon Mixed LPS and SPS corals Camera - Canon T2i with EF100mm 2.8f USM macro lens Current Tank Info: AG 92g corner tank and Marineland 125g, RKE controllers, Maxspect and Eshine LEDs, MP40WES, Jebo WP40 & WP25 |
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04/03/2013, 09:52 AM | #2087 |
saiperchémibatteilcorazon
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04/03/2013, 09:54 AM | #2088 |
saiperchémibatteilcorazon
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04/03/2013, 09:57 AM | #2089 |
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It is interesting one would sell for $75 shipped and the other $135!
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Simon Mixed LPS and SPS corals Camera - Canon T2i with EF100mm 2.8f USM macro lens Current Tank Info: AG 92g corner tank and Marineland 125g, RKE controllers, Maxspect and Eshine LEDs, MP40WES, Jebo WP40 & WP25 |
04/03/2013, 09:59 AM | #2090 | |
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Quote:
I just received an email that my RA Jebao cable is being shipped today. Hopefully later this week I can see how easy this is to use with my Apex.
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Jason Μολὼν λαβέ "Dressed up like plankton, sucked in by baleen." Current Tank Info: 40,000 Tablespoons |
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04/03/2013, 10:11 AM | #2092 |
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Tracking mine. Been in CA since the 28TH.
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90 gallon display, CSC bean animal overflow/30 gallon sump (in basement) SWC 160 skimmer reeflow dart external pump reefkeeper lite a pair of ocean revive S026 led fixtures |
04/03/2013, 10:38 AM | #2093 | |
Either busy or sleeping
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Quote:
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Algae Scrubber Basics!!! GOOGLE "algaescrubber zoho" General Interest Forums --> Advanced Topics --> Algae Scrubber Basics (sticky) --> POSTS #3251-64 (Basics), #5206 (Cleaning), #6884 (LEDs), #729 |
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04/03/2013, 10:44 AM | #2094 | |
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Quote:
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Simon Mixed LPS and SPS corals Camera - Canon T2i with EF100mm 2.8f USM macro lens Current Tank Info: AG 92g corner tank and Marineland 125g, RKE controllers, Maxspect and Eshine LEDs, MP40WES, Jebo WP40 & WP25 |
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04/03/2013, 10:56 AM | #2095 |
saiperchémibatteilcorazon
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04/03/2013, 11:25 AM | #2096 |
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Wow,
The thread goes fast! About the PWM signal. I've tried the LPF with 1K Resistor and 4.7uF capacitor, but the max voltage i could get trough it was 3.8V, so decided to go directly with arduino PWM(Wich is not stable signal), and it also worked, sending the 5V at max. So i'll go with PWM direct signal, though some people might state that there might be a problem... I've done it, tried it, filmed it and posted it earlier. Right now i'm building the circuit(soldering and plugin), and as soon as i have it done, i'll have the pump running. I'll be using a pot to control some modes, like ramp and max speed, another modes i don't see the need of beeing controled just because if it runs at lower speeds they will be less efficient. BTW, the pot its not connected directly to the va line, its connected to the arduino so it can read the input, transform it and send the signal to the pump through the PWM. I'm working on a way to connect an LM7810 to convert the 24VDC to 10VDC to power the arduino(the goal is to use only one power suply). But it would be another project. Its really simple, if you dont mind changing mode connecting it to your computer, the only thing you need is an arduino! Power Supply to feed the pump, and arduino to feed the va line. I don't think that you need to have a 0-10V power to the va line, once the guy who did it, afterwards just plugged a resistor to cut the tension in half so it would have 0-5V... |
04/03/2013, 11:36 AM | #2097 | |
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Quote:
Last edited by Haxer; 04/03/2013 at 11:37 AM. Reason: spelling... |
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04/03/2013, 11:48 AM | #2098 | |
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Quote:
I don't have an RA so i can't confirm, but the coding is C, so probably it would. But don't forget that the RA would probably have more stuff in it, i assume that it has an RTC(Clock in other words), besides the relays it uses. So the libraries might be a litle different... I dont have an LCD... but if you would like to have the code i've made to arduino uno(r3), please pm me your e-mail and i'll send it to you. i would have posted it here(again), but i'm making some minor changes to modes, so... But yes i supose you could make it with a pushbutton, an LCD and... to connect it, probably the harness would work, but i'm working with the native controller(my controller broke down 4 days after i started the pump) and its cables, so can't tell, actually... |
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04/03/2013, 11:59 AM | #2099 |
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04/03/2013, 12:03 PM | #2100 | ||
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Quote:
Quote:
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-You had me at PWM |
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Tags |
buy a tunze, haters gonna hate, jeabo, jebao, jebo, mp40, wave maker, wp40 |
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