nterfacing high-speed data converters
There are several ways to give a signal to a high-speed ADC. This post explains the tradeoffs between baluns, transformers and op amps.
ADCs analog-to-digital converters deploy technology to sample and capture analog signals with great precision and at quick sampling rates. The complexity of data converters rises with high sampling rates and/or high quantity of bits. Data converters are specified with right input conditions, which you have to strict to in order to win the ultimate result. It is a challenge to gauge, drive, and interface the analog signal to the ADC input.
ADC input architectures and choice of driver
The analog-input configuration of an ADC differs based on the quantum of bits of resolution and the highest sample frequency. The input stage of the converter might be single-ended or differential. In addition, the inputs themselves may be high-impedance or they may be linked to switched-capacitor circuit elements. High-impedance inputs are sometimes named as buffered inputs. Both of these factors influence the option of the input driver.
Features. Maximum Sample Rate: 80 MSPS; 12-bit Resolution with No Missing Codes; Buffered Analog Inputs with. Very Low Input Capacitance (< 2 pF); High DC Resistance (5 k ). 82 dBc SFDR and 70 dBFS SNR (-1 BFS or 1.8 Vpp input) … [view original]
NORWOOD, Mass.–(BUSINESS WIRE)–Analog Devices’ low-power, high-speed 14-bit ADCs incorporate the JESD204A data converter serial interface standard. [view original]
Features. Maximum Sample Rate: 200 MSPS; High Dynamic Performance. SFDR 82 dBc at 140 MHz; 72.3 dBFS SNR in 60 MHz BW Using SNRBoost3G technology. SNRBoost3G Highlights. Supports Wide Bandwidth up to 60 MHz; Programmable Bandwidths – 60 … [view original]
Johnson Thermo-Electrochemical Converter System – SciForums.com. PDF/Adobe Acrobat – Quick ViewThe Thermo Scientific SRS Pro solvent recycling system can reduce mobile phase 12 bit analog-to-digital converter. • 1 Hz data rate. … [view original]
Analog Devices has unveiled a new analogue to digital converter, which consumes 328mW per channel – half the power per channel of competing data converters. [view original]
Friday, December 17, 2010
What Is A Solar Powerfulness Inverter and Why Do I Need …
If you are one of those guys that loves cars then you will love this article as well. Even if you’re not that much into auto mobiles you will realize that what I’m about to tell you is really practical. I will tell you about a cool device called a power inverter. This device cam take the normal DC power your car usually has and transform it into super VAC power that can give you enough energy to be able to charge something more than a simple cell phone.
These power inverters used to be very cheap a few years back but if you haven’t bought one back then you can buy one today. Think about the positive parts about this device. You will never have to face a dead battery in practically anything. This is just part of the coolness of this device.
You can find these power inverters in all sorts of sizes. This means that you can boy a small one that you will be able to use for small things like a laptop for example. You can also find large power inverters which you will be able to use to power bigger objects that require more power.
You should pay attention, though, to that you plug into the inverter. You will fry the inverter as well as some circuits of you car if you will plug a large object like mechanical saw into a small power inverter. You should buy the power inverter in correlation to what you are going to is it for.
If this is the first time you ever heard about a power inverter then you should really go and buy one because you will make your highway life a lot easier. You will be able to power up things that otherwise would be dead in a car.
These power inverters used to be very cheap a few years back but if you haven’t bought one back then you can buy one today. Think about the positive parts about this device. You will never have to face a dead battery in practically anything. This is just part of the coolness of this device.
You can find these power inverters in all sorts of sizes. This means that you can boy a small one that you will be able to use for small things like a laptop for example. You can also find large power inverters which you will be able to use to power bigger objects that require more power.
You should pay attention, though, to that you plug into the inverter. You will fry the inverter as well as some circuits of you car if you will plug a large object like mechanical saw into a small power inverter. You should buy the power inverter in correlation to what you are going to is it for.
If this is the first time you ever heard about a power inverter then you should really go and buy one because you will make your highway life a lot easier. You will be able to power up things that otherwise would be dead in a car.
Wednesday, December 8, 2010
How to Lay the Foundation to Start Your Own Business via Online Marketing
Many people have a big misconception that they have to quit their job to start their own business. In reality, it is perfectly doable to start a new business while you are still working. I highly recommend that anybody starting their own business gives themselves a year to start getting online exposure before leaping into anything. Laying down the foundation for online marketing success is most important. These days, if you are not online, you will struggle to be truly successful. My site gets hit around 400 times per day (not bad for a niche industry!) Because of all the traffic we get from our website, we now have so many incoming leads that we can choose which clients we want to work with and which clients we do not. In this economy, this is not something that many companies have the luxury of. With that being said, let’s get started.
First, I recommend that you start your own business as opposed to buying a franchise or becoming a reseller. Subway is not in the business of making you rich. Yes, some manage to do it. If it was a foolproof plan, however, everybody would own one. To avoid having to deal with manufacturers, begin a service type business. Also, think locally. When you are just getting started, don’t try to compete on a national level. Start small and work your way up little by little. If you take care with each step in the process, a few years down the line you’ll be ready to launch a much larger campaign and your competitors won’t know what hit them.
Lay down the foundation to get ranked highly on Google so your business can last for years to come. Follow these guidelines to make sure you do it right:
1. Pick a domain name that describes what you do. Do not name your company after your last name. Name it after the product or service. When I began my firm, I did not know this and it took me a while to get Google’s authority on a particular subject. Now, my site gets around 400 hits per day, though I feel this could have been achieved far more quickly if I had chosen a domain based on the service I was providing. Only use .com domains, and shorter names are better than longer ones. To give you an example of how important this is, Google “NYC Sales Recruiters.” Look at a company by the name of Sales Expert Executive recruiters. They have a template based 10 page website. Then, look at mine. We have 170 pages of articles written about sales recruiting. That is how much weight the search engine puts on domain names. It took me nearly a year to learn how to beat them in most categories.
2. Brand your company for Google. Start out with what are called long-tail keyword phrases. Long-tail keyword phrases are 5 words. When I began to learn online marketing, I went after words like “New York City sales recruiters.” Then, as time progressed, I began going after shorter keywords and the traffic to my site increased.
3. Study how to build backlinks to your website. There are tons of articles out there telling you how to do this. Building backlinks to your site is very important, and at first, should be done gradually. Right off the bat, the best way to build links is to submit your website to several website directories. The main ones are www.business.com and www.dir.yahoo.com. It’s well worth the money. Then, begin a blog and frequently update it with posts. Have HTML links with the keywords you are going after pointing back to your site. Also, write interesting articles and submit them to online article sites such as Ezine. Writing is the key to gaining backlinks to your site and is the most important facet of online marketing success. However, when submitting your first articles to these sites, make sure they are perfect. If you mess up on the first few, the editors will dismiss your subsequent efforts.
4. Keep track of your site’s progress. You should begin to see an increase in website traffic and your Google page rank start to climb. Make sure people can contact you through the website. There is no better way to gauge your success with online marketing then how many clients are coming in.
So that’s opening your own business, in a nutshell. Depending on the industry you choose and the product or service you are selling, you will run in to your own unique problems and obstacles. Figuring out how to get past them, however, is just part of the fun.
Ken Sundheim is the founder of KAS Placement, which is a 5-year-old company with nearly 10 employees and growing at a very rapid pace. Read more about Ken here.
First, I recommend that you start your own business as opposed to buying a franchise or becoming a reseller. Subway is not in the business of making you rich. Yes, some manage to do it. If it was a foolproof plan, however, everybody would own one. To avoid having to deal with manufacturers, begin a service type business. Also, think locally. When you are just getting started, don’t try to compete on a national level. Start small and work your way up little by little. If you take care with each step in the process, a few years down the line you’ll be ready to launch a much larger campaign and your competitors won’t know what hit them.
Lay down the foundation to get ranked highly on Google so your business can last for years to come. Follow these guidelines to make sure you do it right:
1. Pick a domain name that describes what you do. Do not name your company after your last name. Name it after the product or service. When I began my firm, I did not know this and it took me a while to get Google’s authority on a particular subject. Now, my site gets around 400 hits per day, though I feel this could have been achieved far more quickly if I had chosen a domain based on the service I was providing. Only use .com domains, and shorter names are better than longer ones. To give you an example of how important this is, Google “NYC Sales Recruiters.” Look at a company by the name of Sales Expert Executive recruiters. They have a template based 10 page website. Then, look at mine. We have 170 pages of articles written about sales recruiting. That is how much weight the search engine puts on domain names. It took me nearly a year to learn how to beat them in most categories.
2. Brand your company for Google. Start out with what are called long-tail keyword phrases. Long-tail keyword phrases are 5 words. When I began to learn online marketing, I went after words like “New York City sales recruiters.” Then, as time progressed, I began going after shorter keywords and the traffic to my site increased.
3. Study how to build backlinks to your website. There are tons of articles out there telling you how to do this. Building backlinks to your site is very important, and at first, should be done gradually. Right off the bat, the best way to build links is to submit your website to several website directories. The main ones are www.business.com and www.dir.yahoo.com. It’s well worth the money. Then, begin a blog and frequently update it with posts. Have HTML links with the keywords you are going after pointing back to your site. Also, write interesting articles and submit them to online article sites such as Ezine. Writing is the key to gaining backlinks to your site and is the most important facet of online marketing success. However, when submitting your first articles to these sites, make sure they are perfect. If you mess up on the first few, the editors will dismiss your subsequent efforts.
4. Keep track of your site’s progress. You should begin to see an increase in website traffic and your Google page rank start to climb. Make sure people can contact you through the website. There is no better way to gauge your success with online marketing then how many clients are coming in.
So that’s opening your own business, in a nutshell. Depending on the industry you choose and the product or service you are selling, you will run in to your own unique problems and obstacles. Figuring out how to get past them, however, is just part of the fun.
Ken Sundheim is the founder of KAS Placement, which is a 5-year-old company with nearly 10 employees and growing at a very rapid pace. Read more about Ken here.
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