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From: | James Cooley |
Subject: | Re: [Discuss-gnuradio] Some nice HUM |
Date: | Tue, 22 Feb 2005 15:25:01 -0500 |
User-agent: | Mozilla Thunderbird 1.0 (X11/20041206) |
Found the source. Silly me.Actually, I'm running an auxiliary little LCD display off of the i2c bus. That was it. Probably bad decoupling on my part.
-jamie Eric Blossom wrote:
On Tue, Feb 22, 2005 at 02:20:12PM -0500, James Cooley wrote:Hi all,OK, Got FM radio and FM stereo to work using USRP + Basic RX + microtune 4937 frontend.I'm hearing a nice hum along with whatever I tune into. Anyone else?You shouldn't be hearing any hum. I use a similar setup all the time with no hum. Look at the output of your 4937 board with an o'scope and see if thehum is visible there.Bad or missing ground someplace? Eric
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