Search found 15 matches

by N4TKO
Tue May 31, 2016 3:56 am
Forum: New Users' experiences
Topic: "birdies"... how to minimize them
Replies: 1
Views: 3769

"birdies"... how to minimize them

i've been noticing that there are often "birdies" showing up on the display. for anyone who doesn't know what this is, it shows up as spikes on the display, and dead (or regularly pulsing) carriers at the frequency of the spike. this is not to be confused with external spikes from noise sources like...
by N4TKO
Thu May 26, 2016 3:36 am
Forum: New Users' experiences
Topic: audio latency issue with gqrx resolved
Replies: 0
Views: 3243

audio latency issue with gqrx resolved

.... although i wish there were a more straightforward solution... while trying to receive weather faxes using my SDRplay gqrx, and fldigi, i was having audio latency problems that would shift the sync randomly, resulting in a scrambled picture. however, recording the audio with gqrx's recording fun...
by N4TKO
Sat May 07, 2016 5:21 am
Forum: New Users' experiences
Topic: using SDRplay on a 32 bit os
Replies: 4
Views: 6070

Re: using SDRplay on a 32 bit os

tnx... i got a copy of Skywave Linux (which is 64 bit Ubuntu) and installed it on an external drive. i got the API and all the Soapy stuff installed and working properly. i tried CubicSDR, but it has very serious memory leak issues, but was at least able to verify the radio works. got gr-osmocom ins...
by N4TKO
Sun Apr 24, 2016 11:17 pm
Forum: New Users' experiences
Topic: using SDRplay on a 32 bit os
Replies: 4
Views: 6070

using SDRplay on a 32 bit os

first of all, running Slackware 14.1 (32 bit) on a quad core intel machine 3.5Ghz i5 cpu 4G ram i tried downloading the api, installing soapysdr and soapysdrplay, as well as gr-osmocom. when trying to run a test in gnuradio, i keep getting errors that there is no source device connected. saw some er...
by N4TKO
Thu Apr 21, 2016 4:45 am
Forum: General
Topic: WiFi with SDR at 470 MHz
Replies: 1
Views: 2949

Re: WiFi with SDR at 470 MHz

470Mhz is in the TV band. in the US, it's also been designated as "whitespace", which means it can be used for secondary purposes. one of those is for data. but there are some rules for data use.... 1) no more than 4 watts ERP, 2) must use the channel width of 6Mhz (which means wifi devices which us...