Tag Archives: RTL-SDR

High Stability TCXO Upgrade for RTLSDR Dongles

Posted on October 11, 2014 by jwk

Over at RTL-SDR.com, I found out about a great new product that’s just come out for more precise SDR applications: a customized R820T-based stick with a high stability temperature compensated crystal oscillator (TCXO) in place of the stock crystal, giving … Continue reading →

Posted in Commentary, Electronics, Gadgets, Radio | Tagged , , , , , , , , , , , , , , , | Leave a comment

KN0CK Amplified RTLSDR for HF Rev. 5 is Back!

Posted on June 5, 2014 by jwk

After some technical difficulties, the KN0CK Amplified RTLSDR for HF Rev. 5 is back! Now for sale directly through blog.KF7LZE, and including free shipping in the United States, and a free PAL to BNC adapter with purchase! Everything you need to … Continue reading →

Posted in Electronics, Gadgets, Radio | Tagged , , , , , , , | Leave a comment

For Sale: The KN0CK and KF7LZE RTLSDR for HF Rev. 5!

Posted on January 28, 2014 by jwk

I’m happy to announce that Rev 5 of the KN0CK and KF7LZE RTLSDR for HF is now available for sale in its 5th iteration – now featuring Direct Sampling, while still keeping the familiar wide-band pre-amplifier! On account of the … Continue reading →

Posted in Electronics, Gadgets, Hardware, Radio | Tagged , , , , , , , , , , | 1 Comment

Australian TV Tuner Offers 4 RTLSDR Tuners in One Internal Card

Posted on May 13, 2013 by jwk

Over at RTL-SDR.com is a report of a fascinating development with the DigitalNow Quad DVB-T Receiver, apparently well suited to working as a very powerful multi-SDR solution. I just wanted to let you guys know that the Digital Now Quad … Continue reading →

Posted in DIY, Electronics, Gadgets, Hardware, Radio | Tagged , , , , , , , , , , , , , , | Leave a comment

Coming Soon: KN0CK Rev B Integrated HF RTLSDR

Posted on May 1, 2013 by jwk

Marty KN0CK developed a very interesting v1.0 HF converter based on surface mount technology that fits inside the casing of an RTLSDR tuner dongle. He’s recently sent me schematics for the revision, which should offer even better performance! This new iteration … Continue reading →

Posted in Electronics, Projects, Radio | Tagged , , , , , , , , , , , , , , , , , , , , , , | 7 Comments

Round-Up of RTLSDR Upconverter Choices

Posted on September 14, 2012 by jwk

Updated 11/19/2015! There are 22 converters listed. Know any more? Leave a comment! The RTLSDR is designed for higher frequency operation, so if you’d like your RTLSDR to be able to access many of the amateur, short, medium and longwave bands … Continue reading →

Posted in Collections, DIY, Electronics, Radio, Radios and Tubes | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , | 49 Comments

World’s Most Complicated FM Radio [RTL-SDR]

Posted on June 6, 2012 by jwk

After many hours of trial and error, I’ve turned my computer into one of the most complicated FM radios imaginable – and it’s nearly free. With just a cheap ($11) TV tuner based on the Realtek RTL2383 chipset and some … Continue reading →

Posted in DIY, Electronics, Music, Radio, Technology | Tagged , , , , , , , , , , , , , | 5 Comments