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Wednesday, 5 June 2013

MTS Duet In India For INR 4,799 - A Dual SIM Budget-Friendly Smartphone



Mobile TeleSystems or MTS, the wireless voice, broadband Internet, messaging and data services company headquartered in Delhi, India is here with a new product of its own. The MTS Duet is a Dual SIM smartphone that supports CDMA as well as GSM networks. The company says that this is its 'strategy to offer greater choice' to users. Powered by a 1GHz Qualcomm Snapdragon processor, the MTS Duet features a 3.5-inch (8.8cm) display with capacitive touch screen that has a HVGA resolution of 320 x 480 pixels. As you can see the price cut has lead to a this low-end feature look of this smartphone.

The budget-friendly piece is running a top a Android 2.3 aka Gingerbread OS and gets booted up by driving power from a 1200mAh battery. There's an average 3 megapixel camera on the rear side and there’s no front lens. No word on the RAM or internal memory, but potential customers can expect a microSD card slot for expanding the hoarding space up to 32GB. The company’s Chief Marketing and Sales Officer for the country, Leonid Musatov, says that part from this CDMA- and GSM-happy dual SIM handset, there are plans to launch many more dual mode devices.

mts-duet

At a price in India of Rs. 4,799, the company is offering whatever good it can. There's a deal for unlimited data and local calls over 2 months to tempt the young audience who can't get their hands off SMS and prefer to be connected to their peers 24x7. So, interested buyers can choose to sign up for this bundle that costs Rs 599. Just two weeks back MTS had launched a dual-SIM budget phone which also works on CDMA and GSM technologies for its customers in Kolkata and West Bengal. The device is priced at Rs. 1699.

To make it easy for you to read the important, here are the tech specs at a glance -
  • Android Gingerbread 2.3
  • 1GHz Qualcomm Snapdragon S1 processor
  • 3.5-inch display of 320 x 480p HVGA resolution and capacitive touch
  • 3MP camera
  • Dual SIM: CDMA and GSM networks
  • 32GB expandable memory
  • 1200mAh battery

Lensless Camera Created By Bell Labs Never Goes Out Of Focus!



Image processing has undergone many innovations with time, which has always boosted up the quality. But it has always followed the same principle that it works on, that is, using a lens to create an image and a recorder to capture all the photons. Though the way these captured photons go through imaging has drastically changed with better and efficient algorithms, a new technique may bring in a revolution. The people at Bell Labs, New Jersey are calling it 'Compressive Sensing', which means that the data taken from the images are not much different from each other, but only have fractional changes in their measurements and are redundant. With compressive sensing they have built a camera with no lenses, using only a single sensing pixel, and the best part being that the image is never out of focus.

Lensless-camera

This technique could change optical, infrared and millimetre wave imaging. The camera is made up of only two components, an aperture assembly, and a sensor. The LCD panel allows the light to pass and a single sensor detects the three light colors of the image. Lesser the data in the scene, lesser data is recorded for imaging.

This device has many benefits over the conventional camera we have been using until now. There is less amount of data generated, no problems for bad focus since the whole image would be in focus and it would be cheap since the team has used cheap components to build the camera. The only thing bothering them is that the device takes a lot of time to collect the data and process the image of only still screens and the team is researching to overcome this. Another good thing about this would be that this principle can be used for the other wavelength of light too like infrared and millimetre waves, which could make it relatively cheaper.


Saker S-1 - The Mach 0.99 Personal Jet With Operating Cost Of $2/Nautical Mile



If you are a busy businessman who doesn't want to wast time (and don't mind spending money to save time) then you might just look at the beautiful beast called Saker S-1. It's military jet inspired personal jet that aims to reach 0.99 aka almost equal to the speed of sound. The company says that it will cruise at a speed of Mach 0.95 and reach the top speed of Mach 0.99. This two seater plane will shave an hour off a 1500 nautical mile flight (approximately 2778 km) as compared to its closest competitor.

saker-s-1

The Saker S-1 is designed to take off and land on runways as short as just 1500 ft. It can climb at the rate of 14,000 ft/min and have a service ceiling of about 45,000 ft. S-1has a maximum range of about 1600 miles (approximately 2575km) with its 1890 liter tank. The designers have added two external 380L tanks to increase the range to about 2200 miles (~3540 kilometers).

The craft has a wingspan of about 27ft and length of about 40.5 ft. It's 15 ft high and has empty weight of 2495 kg. The S-1 can carry maximum payload of about 2720 Kg. Two Williams FJ44-4 engines will power the aircraft and will serve for about 500 hours before needing an overhaul. The company says that the operational cost is about US $2 per nautical mile. It's also the aircraft that uses 20% lesser fuel than its competitors.

World's Thinnest 500 GB & 1 TB HDDs Launched - Seagate & Western Digital


Looks like we've a war of the hard disks. Seagate recently announced the world's thinnest 500GB HDD that is just 5mm thick. The ultra-thin HDD looks like SSD and costs just $89. In the meanwhile, Western Digital too announced a 500GB HDD with very similar specs as that of Seagate. It's likely to find place in the new machines from ASUS and Dell. What's more interesting is that Western Digital has just announced another 'world's thinnest' 1TB hard drive that is just 2 mm thicker than its younger brother, at just 7mm.
slide

The company claims that it features StableTrack which secures the motor shaft at both ends to reduce vibrations during operations and improve tracking. In addition there are dual-state actuators viz. electromagnetic for coarse displacement and piezo for the finer movements. SecurePark technology will keep the heads clear of the disk surface and also improve resistance to shocks. The company had demonstrated it at the IDF in 2012. The price of the 1TB model (WD10SPCXX) is $139 and that includes a 2 year warranty. Check the official press releases below -

WD® DELIVERS WORLD'S THINNEST 1 TB HARD DRIVE

New, 7 mm Slim 2.5-inch Hard Drive Delivers Industry's Highest Capacity Storage Giving Customers a High Capacity Option for Thin and Light Mobile Devices
IRVINE, Calif. – June 3, 2013 – WD®, a Western Digital (NASDAQ: WDC) company, today announced it is shipping the world's thinnest 1 TB hard drive with its new 2.5-inch WD Blue™ 7 mm hard drive. Offering OEMs, channel integrators and consumers a unique storage solution for thin and light systems, slimmer notebooks, as well as compatibility with the industry-standard 9.5 mm drive slots of mainstream notebooks, the WD Blue hard drive family, in capacities from 320 GB to 1 TB in the 7 mm height, now provides a singular option of thin design and high capacity storage.

"Users with large portfolios of content no longer need to sacrifice capacity when buying and Ultrabook or upgrading to a thin and light notebook," said Matt Rutledge, Vice President and General Manager for client storage products at WD. "This most compact 1TB hard drive to-date offers manufacturers of systems an upsell path for their customers who will now be able to choose systems offering both sleek design and high capacity.

"Intel is introducing its fourth-generation Intel Core processor family (codenamed Haswell) to deliver faster and more efficient performance to both desktop and notebook platforms, with significant gains benefitting portable systems" said Roger Bradford, Capabilities Marketing Manager at Intel. "The release of the WD Blue 7 mm hard drives offers a new level of storage capacity that further enriches the computing experience for users of Ultrabooks, All-in-Ones and other thin and light PCs."

"With the release of WD's 1 TB capacity in a 7 mm drive height, Acer customers now have the best of both options and no longer have to choose between the lightness of thin, sleekly designed systems or those with high capacity storage," said Tiffany Huang, BG President, PC Global Operations at Acer Incorporated.

"As ASUS develops new super-slim solutions, reliable storage options such as the WD Blue 7 mm 1 TB hard drive provide us with an ideal capacity to offer our customers," said S.Y. Shian, Corporate Vice President and General Manager of NB Business Unit at Asus. "WD has eliminated the capacity limits heretofore endured by thin and light personal computers while keeping the reliability and data-protection of a traditional hard drive."

Features of the WD Blue 7 mm hard drives include:

- Shock Tolerance – WD's ShockGuard™ technology protects the drive mechanics and platter surfaces from shocks.

- Cool and quiet - WD's exclusive WhisperDrive™ technology enables quiet performance.
- StableTrac™ – The motor shaft is secured at both ends to compensate for system-induced vibration and stabilize platters for accurate tracking during read and write operations which enables consistently higher performance.

- Dual Stage Actuators – Leveraged from enterprise-class drives, dual stage actuators utilize two actuators to improve positional accuracy over the data track(s). The primary actuator provides coarse displacement using conventional electromagnetic actuator principles. The secondary actuator uses piezoelectric motion to fine tune the head positioning to a higher degree of accuracy.

- Reliable – WD's SecurePark™ parks the recording heads off the disk surface during spin up, spin down, and when the drive is off. This ensures the recording head never touches the disk surface resulting in improved long term reliability due to less head wear, and improved non-operational shock tolerance.

- Compatibility Tested - WD performs tests on hundreds of systems and a multitude of platforms in its FIT Lab™ and Mobile Compatibility Lab to give customers confidence that drives will work in specific systems.

Price and Availability

Shipping now through select distributors and resellers, the new 1 TB WD Blue 7 mm 2.5-inch mobile hard drive is covered by a two-year limited warranty. MSRP for the 1 TB, model#: (WD10SPCXX) is $139.00 USD. Additional information about WD Blue mobile hard drives and limited warranty terms may be found on the company website at http://www.wd.com/en/products/products.aspx?id=800

INDUSTRY GIANTS LINE UP FOR SEAGATE ULTRA-THIN 5MM HARD DISK DRIVE

Laptop Ultrathin HDD Set to Redefine the Tablet and Mobile Computing Market

CUPERTINO, Calif. - June 3, 2013 -Seagate Technology plc (NASDAQ:STX), a world leader in storage solutions, today announced it's shipping its thinnest hard disk drive (HDD) ever to OEM partners - the Seagate® Laptop Ultrathin HDD. Just 5mm thin, the Laptop Ultrathin HDD is designed to be integrated into ultra-thin, lightweight mobile computing devices and tablets all while delivering high capacity storage at an affordable price.

"When we originally demonstrated this solution last September, we knew we had a truly innovative product that would empower our partners to reimagine mobile applications," said Steve Luczo, president, CEO and chairman of Seagate. "The strong support from our OEM partners indicates we have delivered on our vision and look forward to a new wave of innovative solutions enabled by this revolutionary product."

The 2.5- inch drive is just 5mm thin and weighs a mere 3.3oz- making it about as thin as four stacked credit cards and lighter than a deck of cards. It delivers up to 500GB of capacity in 25 percent less space than its previous-generation 7mm counterpart, freeing up valuable real-estate within portable devices to accommodate additional designed-in features such as longer-life batteries and better air circulation. An affordable alternative to SSD storage, Laptop Ultrathin HDD helps blur the lines between notebook and tablets by enabling new emerging applications like convertible and detachable storage.

"The new Seagate Laptop Ultrathin truly raises the bar, enabling us to finally create high-capacity, thin and light laptops that consumers crave at mass-market price points they can afford," said S.Y. Shian, corporate vice president and general manager of Asus' notebook business unit. "The drive's capacity, coupled with its ultra-slim, lightweight footprint, empowers our engineers to think out of the box and create truly ground-breaking, innovative system designs- it's a win- win for both us and the consumer."

Delivering the best cost per GB and cost per millimeter in the industry for ultrathin applications, the svelte high-capacity drive can support over 100,000 photos, 125,000 songs or 62 hours of high-definition video. The Laptop Ultrathin incorporates a 6GB/s SATA interface for fast data transfer rates and comes with the industry standard SATA connection for easy integration into existing laptops supported by both hard drive and SSD storage. SED encryption is available on the 500GB capacity version.

The Seagate Laptop Ultrathin has a manufacturer's suggested retail price of $89. For more information on the new Seagate Laptop Ultrathin HDD please visit http://seagate.com/www/ultrathin.

Strong Industry Support

"Dell's heritage is built on empowering our customers to do more with their technology investments with our unbeatable back-end expertise and cost-effective, tailored solutions that empower end-users and IT administrators alike," said Kirk Schell, vice president, personal computer product group, Dell. "Our partnership with Seagate on hard disk drive technology enables us to provide our customers with reliable, leading-edge, thin and light ultrabook and laptop designs with long battery life and uncompromised storage capacity."

"Portable devices have a voracious appetite for data, yet at the same time, owners demand thinner and lighter systems. Seagate has solved both by productizing the Laptop Ultrathin HDD," says Richard Doherty, research director for The Envisioneering Group. "Slimmer than a pencil, this revolutionary new hard disk drive gives freedom to designers and convenience to consumers and businesses alike."

"Our primary focus is to create IT solutions that deliver value. With consumers ever-increasing demand for high-capacity mobile computing devices, coupled with today's data-intensive applications, cutting-edge technologies such as Seagate's 5mm HDD are crucial for meeting end-user's expectations," said Wentao Yang, vice president of Lenovo global procurement. "And this new drive delivers on all fronts- not only enabling higher performance in many applications but also delivering high-capacity storage and providing consumers with a premium computing experience."

Tuesday, 4 June 2013

Geyser - Cyclic hot water fountain




 
Geyser
 
Cyclic hot water fountain
 
Natural geysers form when underground chambers fill with water and are heated geothermally. When the water is heated to its boiling point, the geyser erupts, spewing its contents, and the cycle starts again. 
 
  • Ring stand
  • Metal ring
  • Hot plate or other heat source
  • Plastic food container
  • Glass tubing (.5 to 1 meter in length)
  • Boiling or Erlenmeyer Flask
  • One-hole rubber stopper
  • Plumber'sputty
  • Timing device (stopwatch or clock)

1) Drill a hole in the center base of your plastic container (a sharp, pointed knife twirled in a circle makes a great drill). The hole should be just large enough for the glass tubing to be snugly inserted.

2) Position an unplugged hot plate next to the base of a ring stand and set a boiling flask filled with water on top of the heating unit.

3) Carefully insert one end of the glass tubing into the top of a one-hole rubber stopper. Slide the glass tubing until it is flush with the bottom of the stopper.

4) Cap the flask with the assembled stopper and glass tubing.

5) Slide a metal ring onto the ring stand and over the glass tubing (no need to tighten yet).


6) Insert the opposite end of the glass tubing into the base of the plastic container. Adjust the glass tubing so that the end extends several centimeters above the bottom of the container, but well below the container's rim. To prevent leakage, seal any gaps where the glass tubing and container meet with plumber's putty.

7) Place the center of the ring directly under the plastic container and tighten securely. This ring will be supporting the weight of the container and several cups of water.

8) Pour cool water into the plastic container. Fill the container with enough water so that the top of the glass tubing is a centimeter or two below the water's surface.

9) Turn on the heating element and stand back.

10) After the geyser "blows," it will reset itself by sucking the cool water from the plastic container back into the flask. Several eruptions will occur before the plastic container of water gets too hot and the temperature difference between the water in the flask and the water in the plastic container is not great enough to refill the system. When this happens, turn off or unplug the heating element and wait until the water in the plastic container cools.


  • From a safe distance, watch what happens as the water heats and boils.
  • How many different cycles can you discover in this geyser?
  • Use your stopwatch to time and record the duration between eruptions and any other cycles you observe.

There are three main phases to this geyser's cycle: Heating, Erupting and Refilling.

Heating:
The heating time required to cause an eruption is based on two main factors: The energy output of the heat source and the length of glass tubing. The longer the glass tube, the more pressure there is on the flask of water. The more pressure there is, the more heat it takes for the water to boil and the longer it takes for the geyser to erupt.

Erupting:
Steam expands to over 1500 times its original volume and launches water out of the geyser (As the liquid begins to flow up the tube, it reduces the pressure in the chamber below. This in turn reduces the boiling point of the water causing a rapid conversion of liquid into steam).

Refilling:
After the eruption slows, a small amount of cool water in the upper container will flow down into the flask, causing the steam in the tube and flask to condense. This decreases the pressure inside the apparatus, allowing the atmosphere outside to push more water down into the flask.


Yellowstone National Park in northwestern Wyoming contains approximately 400 of the world's 700 geysers. Steamboat Geyser, located in Yellowstone's Norris Basin, is currently the world's tallest erupting geyser. Major eruptions can be over 350 feet tall.

 
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