30 Jun '14, 7am

Michael Dunn tries The $11 spectrum analyzer & SDR @EDNcom @EDNMichael

Michael Dunn tries The $11 spectrum analyzer & SDR @EDNcom @EDNMichael

If I offered you the secret to the $11 spectrum analyzer & software-defined radio, what would you promise me? Your firstborn? Treasures of gold and diamonds. Well, I'll consider the latter. Here it is. OK, it may not be news to some of you, but for everyone else, here's a USB tuner you can buy from "China Inc." for about $10-$13 shipped (see eBay, DX, etc.), that'll give you 24MHz to 1.766GHz coverage, regardless of whether you want to analyze spectra, or just listen to the radio. The USB dongles in question contain a Realtek RTL2832U (ADC, USB, and demodulators) and a Rafael Micro (who?) R820T tuner chip. Here are the innards . I'd originally heard of an Android app that worked with this dongle, but I wasn't able to get it working on my no-name tablet. Fortunately, even better software can be had for real computers. Here's a screenshot of Gqrx while I'm listening to my lo...

Full article: http://edn.com/electronics-blogs/benchtalk/4431768/The--1...

Tweets

@russel053 這個應該也可以用吧

ebay.com.sg 06 Jul '14, 9am

This amount includes applicable customs duties, taxes, brokerage and other fees. This amount is subject to change until yo...

@nobi_wilson 這兩款比較多人用沒問題 要換這個嗎?

ebay.com.sg 06 Jul '14, 10am

This amount includes applicable customs duties, taxes, brokerage and other fees. This amount is subject to change until yo...

R&S ZVA Network Analyzer: Frequency ranges from...

rfglobalnet.com 28 Jun '14, 5pm

Rohde & Schwarz previously set standards in RF and microwave measurements with its R&S ZVR family of network analyzers, an...

11 breakfasts from around the world, in Singapore

hungrygowhere.com 04 Jul '14, 9am

FULL ENGLISH BREAKFAST | ENGLISH | The traditional English breakfast; the 'full works' or the 'fry up' is a hearty morning...