” Back in April we posted about some new products made by Japanese RTL-SDR experimenter and product manufacturer Nobu. Nobu’s new products were a 1:1 galvanic isolator and a low pass filter. The galvanic isolator isolates the antenna from the RTL-SDR and PC, significantly reducing noise. The low pass filter is useful when used with direct sampling modified RTL-SDRs to filter out any strong interfering signals that are above 14 MHz.
Recently Nobu sent us at RTL-SDR.com some samples of his products. He sent us one of his HF upconverters, a galvanic isolator and a low pass filter”
Read Full Article:
There are no ads, please add some
The monthly newsletter of the International Amateur Radio Union Region 1 Monitoring Service (IARUMS) typically makes for some interesting reading. Whi... Read more
Radio flash tracked to faraway galaxy By Jonathan WebbScience reporter, BBC News For the first time, scientists have tracked the source of a “fa... Read more
The ANAN-7000DLE HF & 6M 100W SDR Transceiver offers top of the line performance is a compact rugged package, it is based on the work of the OpenH... Read more
International Amateur Radio Union Region 1 Monitoring System (IARUMS) volunteers continue to document many of the same signals intruding on Amateur Ra... Read more
by Bob K0NR “Some exciting news wandered into my inbox this past week concerning a handheld radio driven by the Android operating system. The RF... Read more
Recent Posts
Not All “Intruders” on Ham Bands are Illegal — But a Lot of Them Are
Radio astronomers track the source of fast radio bursts
ANAN-7000DLE 100W HF & 6M Transceiver
Region 1 Intruder Watch Reports the Usual Suspects
Introducing The Android HT
Warning: file_get_contents(https://plusone.google.com/_/+1/fastbutton?url=https%3A%2F%2Fqrznow.com%2Freview-of-nobus-hf-upconverter-galvanic-isolator-and-14-mhz-low-pass-filter%2F): failed to open stream: HTTP request failed! HTTP/1.0 404 Not Found in /home/qrznow/public_html/wp-content/themes/goodnews5/framework/functions/posts_share.php on line 151
