Showing posts with label the. Show all posts
Showing posts with label the. Show all posts
Sunday, September 21, 2014
The Latest NASA Launches Instagram Account
The Latest NASA Launches Instagram Account One little step on a social newspapers platform is one giant leap for Instagram. Thats because NASA launched an authorized Instagram account on Friday — a communal profile it says will "take its followers on an out-of-this-world excursion through images of soil and beyond." According to a report issue, with content including aeronautics, astrophysics, soil science and human spaceflight, the NASA account will provide a outlook of the bureau by distributing new and historic images and videos.
On its first day on Instagram, NASA concentrated on the launch of its Lunar Atmosphere and dirt Environment Explorer, or LADEE, at 11:27 p.m. from NASAs Wallops Flight Facility on Wallops isle, Va. NASA states LADEE is a robotic research objective that will orbit the moon to gather data about the structure and composition of the lunar air and determine whether dust is being lofted into the lunar atmosphere.
By 11:30 p.m. ET on Friday, NASA was up to 32,000 followers on Instagram — including 4,000 as of that noon all through the day, NASA posted historic moon images and real-time photographs from the launch convoluted premier up to and encompassing liftoff. As of Saturday, 6,400 Instagram users had admired the LADEE launch likeness.
"Thats the topic for the day - Instagram moon day," states John Yembrick, NASAs communal media supervisor, supplementing the search to the moon would be visible from the Carolinas to Maine. According to Yembrick, NASAs Ames Research Center and Goddard Space air travel Center have living Instagram accounts, which NASA was "testing to glimpse how it went." Instagram is a good platform for the bureau because "NASA is such a visual organization," Yembrick states.
NASA has countless images to share, including those from the Hubble telescope as well as the sun.
"What we launch today with images from the moon is such a dynamic article to tell visually," he adds.
The agency furthermore utilises Flicker, Twitter, Facebook and Google+ to share photos. "NASA is trying to motivate the world to investigation and discovery. Wed actually like to come to out to let people know what were doing in space investigation and how it impacts their lives and forms the world," Yembrick states. "Id also state wed like to hit persons who use the [Instagram] stage. One of the things about [Instagram] is that you proceed on to share an facet of your life and through it you can discover what NASA is doing. You dont necessarily expect to discover, but you can if all of a rapid its in front of you. Its not just images - its telling the NASA story."
Also on Friday, Instagram handed out a tweet to welcome NASA. By the next day, it had been re-tweeted 1,000 times and favorited 500 times. The agencys primary Twitter account, @NASA, has 4.7 million followers, which NASA states is more than any other government bureau.
NASA furthermore has a occurrence on YouTube, Foursquare and Reddit, among other stages.
"Were endeavouring to evolve," Yembrick says. "Weve been on Instagram for awhile, but I wish we were on it sooner. occasionally the government doesnt move as fast, but I think its a large stage for us as we evolve and are endeavouring to come to a different demographic and audience."
NASA was established by leader Dwight D. Eisenhower in 1958. The association states its dream is "to reach for new heights and disclose the unknown so that what we do and learn will advantage all humankind."
On its first day on Instagram, NASA concentrated on the launch of its Lunar Atmosphere and dirt Environment Explorer, or LADEE, at 11:27 p.m. from NASAs Wallops Flight Facility on Wallops isle, Va. NASA states LADEE is a robotic research objective that will orbit the moon to gather data about the structure and composition of the lunar air and determine whether dust is being lofted into the lunar atmosphere.
By 11:30 p.m. ET on Friday, NASA was up to 32,000 followers on Instagram — including 4,000 as of that noon all through the day, NASA posted historic moon images and real-time photographs from the launch convoluted premier up to and encompassing liftoff. As of Saturday, 6,400 Instagram users had admired the LADEE launch likeness.
"Thats the topic for the day - Instagram moon day," states John Yembrick, NASAs communal media supervisor, supplementing the search to the moon would be visible from the Carolinas to Maine. According to Yembrick, NASAs Ames Research Center and Goddard Space air travel Center have living Instagram accounts, which NASA was "testing to glimpse how it went." Instagram is a good platform for the bureau because "NASA is such a visual organization," Yembrick states.
NASA has countless images to share, including those from the Hubble telescope as well as the sun.
"What we launch today with images from the moon is such a dynamic article to tell visually," he adds.
The agency furthermore utilises Flicker, Twitter, Facebook and Google+ to share photos. "NASA is trying to motivate the world to investigation and discovery. Wed actually like to come to out to let people know what were doing in space investigation and how it impacts their lives and forms the world," Yembrick states. "Id also state wed like to hit persons who use the [Instagram] stage. One of the things about [Instagram] is that you proceed on to share an facet of your life and through it you can discover what NASA is doing. You dont necessarily expect to discover, but you can if all of a rapid its in front of you. Its not just images - its telling the NASA story."
Also on Friday, Instagram handed out a tweet to welcome NASA. By the next day, it had been re-tweeted 1,000 times and favorited 500 times. The agencys primary Twitter account, @NASA, has 4.7 million followers, which NASA states is more than any other government bureau.
NASA furthermore has a occurrence on YouTube, Foursquare and Reddit, among other stages.
"Were endeavouring to evolve," Yembrick says. "Weve been on Instagram for awhile, but I wish we were on it sooner. occasionally the government doesnt move as fast, but I think its a large stage for us as we evolve and are endeavouring to come to a different demographic and audience."
NASA was established by leader Dwight D. Eisenhower in 1958. The association states its dream is "to reach for new heights and disclose the unknown so that what we do and learn will advantage all humankind."
Wednesday, June 12, 2013
Cons of the LED light bulb
We moved to the country yard to live with our parents last month. They found that the house need more bright especially in the rainy winter morning & evening. They planed to buy some bulbs to make our house much brighter. Some one stated to buy some incandescent bulbs. Some suggested buying some CFL (Compact Fluorescent Lamp). But I insisted on buying some LED (Light-Emitting Diodes). An argument was burst in our large relatives.
My brother stated that incandescent is the lowest priced one. & they had use incandescent for so lots of years. It is nice. & the yellow light is much brighter in the foggy days. The most important thing was that they was used to living in the yellow light. & they felt warm in the yellow light.
I prepared the some useful information to persuade them to pick the LED light bulb. There are the professionals & cons of the LED light bulb.
My husband stated that efficient CFL is the best choice since it is not as pricey. It is brighter than the incandescent bulbs. & it saves more energy. There is no doubt that an LED equivalent light bulb (for example a 6w LED spotlight as a direct replacement for a 35w GU10 halogen lamp) is significantly more pricey than either the original or a CFL alternative. & the cost of LED light bulb ranges $20-$120, depending on the company & product.
It is brighter than that of CFL or incandescent bulb. It emits light of an intended color without the use of color filters. It lights up very quickly. Unlike the CFL which need one or six seconds to light up. LED bulbs generate little heat, which mean it stay cooler than other light bulbs.
Pros of LED Light Bulb
It contains no mercury, unlike CFL. There is no UV, infrared or other deleterious output. For the equivalent of a 60 watt bulb, LED makes use of an average of 5-7 watts compared to 13-15 watts CFL, & 60 watts incandescent.
It lasts up to 10 times longer than some advertise 60,000 hours. It lasts 35,000 to 50, 000 hours of useful life. Cent tubes are usually are rated at about 10,000 to 15,000 hours. Depending partly on the conditions of use, incandescent light bulb lasts about 1,000 to 2,000 hours. Because of its long life span, LED is used on trucks tail lights, & other lighting for safety proposes.
Cons of LED Light Bulb
LED are more long lasting than incandescent or fluorescent lighting. The LED light bulb features excellent shock resistance. It is hard to damage during the delivery.
LED light bulb is not cheap. It is economical to buy LED bulbs even if other light bulbs are free. If a LED bulb cost $50 dollars. It is still cheap to buy the $50 dollars LED bulb because LED will save you more money on your utility cost over the long haul. But I found some LED light bulbs here are cheaper than you thought.
Read More..
My brother stated that incandescent is the lowest priced one. & they had use incandescent for so lots of years. It is nice. & the yellow light is much brighter in the foggy days. The most important thing was that they was used to living in the yellow light. & they felt warm in the yellow light.
I prepared the some useful information to persuade them to pick the LED light bulb. There are the professionals & cons of the LED light bulb.
My husband stated that efficient CFL is the best choice since it is not as pricey. It is brighter than the incandescent bulbs. & it saves more energy. There is no doubt that an LED equivalent light bulb (for example a 6w LED spotlight as a direct replacement for a 35w GU10 halogen lamp) is significantly more pricey than either the original or a CFL alternative. & the cost of LED light bulb ranges $20-$120, depending on the company & product.
It is brighter than that of CFL or incandescent bulb. It emits light of an intended color without the use of color filters. It lights up very quickly. Unlike the CFL which need one or six seconds to light up. LED bulbs generate little heat, which mean it stay cooler than other light bulbs.
Pros of LED Light Bulb
It contains no mercury, unlike CFL. There is no UV, infrared or other deleterious output. For the equivalent of a 60 watt bulb, LED makes use of an average of 5-7 watts compared to 13-15 watts CFL, & 60 watts incandescent.
It lasts up to 10 times longer than some advertise 60,000 hours. It lasts 35,000 to 50, 000 hours of useful life. Cent tubes are usually are rated at about 10,000 to 15,000 hours. Depending partly on the conditions of use, incandescent light bulb lasts about 1,000 to 2,000 hours. Because of its long life span, LED is used on trucks tail lights, & other lighting for safety proposes.
Cons of LED Light Bulb
LED are more long lasting than incandescent or fluorescent lighting. The LED light bulb features excellent shock resistance. It is hard to damage during the delivery.
LED light bulb is not cheap. It is economical to buy LED bulbs even if other light bulbs are free. If a LED bulb cost $50 dollars. It is still cheap to buy the $50 dollars LED bulb because LED will save you more money on your utility cost over the long haul. But I found some LED light bulbs here are cheaper than you thought.
Tuesday, May 14, 2013
LED Pulsere circuit for the Christmas Star
This circuit can be used to decorate your Christmas star.Here the LED light up gradually and disappear gradually.you can attach 6 LEDs for this.Supply 4.5v - 6v for this circuit.Here we have used femous IC LM358 .So you all will be able to find that IC easily.Parts
IC1__________LM358 Low Power Dual Op-amp
Q1___________BC337 45V 800mA NPN Transistor
R1,R2___________4K7 1/4W Resistors
R3_____________22K 1/4W Resistor
R4______________2M2 1/4W Resistor
R5_____________10K 1/4W Resistor
R6_____________47R 1/4W Resistor
C1______________1µF 63V Polyester Capacitor
D1_____________5mm. Red LED
Monday, April 8, 2013
FINDING THE COLLECTOR and EMITTER Set the meter to x10k
FINDING THE COLLECTOR and EMITTER
Set the meter to "x10k."
For an NPN transistor, place the leads on the transistor and when you press hard on the two leads shown in the diagram below, the needle will swing almost full scale.
For a PNP transistor, set the meter to "x10k" place the leads on the transistor and when you press hard on the two leads shown in the diagram below, the needle will
swing almost full scale.
Set the meter to "x10k."
For an NPN transistor, place the leads on the transistor and when you press hard on the two leads shown in the diagram below, the needle will swing almost full scale.
For a PNP transistor, set the meter to "x10k" place the leads on the transistor and when you press hard on the two leads shown in the diagram below, the needle will
swing almost full scale.
Track the damage capacitors elco with ESR meter
All technicians must have the same experience that the old models of aircraft generally have several common Elco its dry or down in value, mainly found in many brands of china plane. Eco is dry can cause a variety of disorders that are sometimes difficult to trace or even be able to make certain parts do not work at all, especially if used on a circuit that works at such high frequency SMPS (Switch Mode Power Supply) and the horizontal. Elco dry technicians sometimes make headaches and time consuming when you track the damage.
Many technicians get around this problem by directly replacing all existing Elko, the Elko-regardless of whether Elko is corrupt or not. It is generally quite successful. But sometimes the quality is not good substitutes Elko, so the damaged aircraft back after use for some time. Replace all of Elko is also a problem for yourself if the circuit is improved a lot using Elko. The use of ESR-meter proved to be the most appropriate choice to solve the above problems. We suggest that ESR-meter is a must-have tool for every technician after avo-meter.Using ESR-meter weve made themselves at a cost of less than 50,000 rupiah we recorded a lot of advantages such as:
- Elko track damaged by the time more quickly because they do not need to remove the Elko (in-circuit tester) one by one.
- Elko only replaced damaged
- Can be used to check the quality of new and used Elko. It is certainly advantageous to utilize part of the former ex-change machine pcb. Sometimes the plane is damaged due to repeated just posted a new Elko was poor quality.
- Elko that if the check using the ohm-meter sometimes the results are deceptive. Because if you checked with ESR ESR-meter turns his already large.
- Can be used to check the flyback is short in the primary coil (between the B + with a pin-pin-collectors), def a short yoke, the power tranfo a short primer.
- To find out if re-chargeable batteries are still good. Re-chargeable battery that is damaged ESR was generally higher when compared to a still good.
- To keep track of printed lines leaking / short
- By comparing the capacitors are still good, ESR-meter can be used to check the value of thousands pf capacitor.
Note:
- ESR meter can not be to find Elko leak or short. Fortunately rare short Elko damage.
- ESR meter to check the fit only Elko with values ranging 0.47uF and above.
Does ESR it actually?Parameters are generally owned by a Elko understood by engineers is the "maximum working voltage" and "capacitance value". In the real case there are several other parameters such as the "maximum working temperature" (85 or 105 degrees C) and "ESR" (Equivalent Series Resistance).Unless the practice is capacitive in Elko also has the characteristics of "resistive" caused by a combination of resistance to the legs, internal connections, plates and electrolyte. Thus form a resistive characteristic ESR, because if it is portrayed as if such be installed in series with the capacitance of Elko.Ideally, an Elko ESR is zero, but in practice this is impossible.Elko High voltage tends to have larger ESR than the low voltage ElkoElko with small values tend to have higher ESR values greater than Elko.Elko 105 degrees (C) tend to have higher ESR than Elko 85 degrees (C).
What Is the ESR-meter?
ESR meter is a kind of ohm-meter that can be used to measure the amount of "resistance" of Elko. Difference if the ohm-meter using a dc current (direct current) to drive the meter, then use the ESR meter ac (alternating current) with a standard frequency 150Khz. As had been explained that ideally Elko its ESR is zero. But this is not possible in practice. Elko good quality 10uF value is close to zero or more generally.
What is the cause of ESR Elko subject to change.
- The first is caused because of the connection quality is poor constituents. It can be found in Elko Elko New and old.
- Both are caused due to dry the liquid electrolyte due to evaporate or leak, which can be found at the old Elko. Are the consequences of large ESR Elko turned into?
Consequences of changing the value of ESR Elko
- Elko is a working principle can be "in-fill and waste of" electric charge repeatedly. Thus ESR Elko-charging current will be passed this exile repeatedly in accordance with the working frequency of the circuit. And we certainly have understood that if bypassed resistor will generate heat flows in accordance with the magnitude of the current strength through resistance value and the corresponding magnitude. Similarly, the Elko with ESR, the greater the greater the ESR value of the heat arising in Elko, and the higher the frequency the greater the heat generated. This heat can eventually cause the electrolyte evaporates into a gas and seeped out, so the value of Elko will turn down. In the specific cases heat can even make Elko explode.
- On a circuit that works at high frequencies Elko should have zero resistance to the high frequency signal. If the ESR of the resistance turned into Elko is no longer zero, and if the resistance value change is large enough to make the workings of the chaotic circuit.
Our experience with the use of ESR meter in the aircraft repair older model (the old plane), the first one we always do is:
- Check out all the Elko with ESR-meter at the SMPS, Horizontal and Vertical and immediately replace it if the ESR problem.
- Check visually (with a magnifying glass if necessary) solder-solder on the SMPS, the output Horizontal, Vertical output, and the CRT socket pcb and soldering again if there appears a problem or suspicious solder it.
- Both of these were able to eliminate the difficulties that may arise and difficult to trace, so the use of ESR meter can shorten repair time.
How to use homemade ESR meter (calibration)
- Once the tool is finished
- Collect some old Elko is still good. Find Elko pcb traces of the plane, made in Japan or Europe the original (former aircraft engine change) because of generally good quality for use as a reference.
- Grouped on the basis of a value less dar 2.2uF, 4.7uF is less than, less than and greater than 10uF 10uF.
- Try using the ESR-meter to measure each group, and mark the position of the needle meter on each group
- These markers can be used as a reference to the appointment of Elko ESR is still good.
- If the meter needle to deviate less from the reference mark, the mean ESR Elko is not good.
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