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Re: [Discuss-gnuradio] Recommended RF Front End for USRP
From: |
Eric Blossom |
Subject: |
Re: [Discuss-gnuradio] Recommended RF Front End for USRP |
Date: |
Fri, 8 Dec 2006 11:36:19 -0800 |
User-agent: |
Mutt/1.5.9i |
On Fri, Dec 08, 2006 at 02:27:35PM -0500, M. Ranganathan wrote:
> Thomas, Eric and Dan, thanks for your replies!
>
> Looking at Ettus Research web page and given that I have already ordered
> a BasicRx board + USRP, can a TVRX (50 MHz to 870 MHz Receiver) do the
> trick in conjunction with the BasicRx if I want to receive VHF/UHF from
> a walkie talkie?
If you're OK with receive only, a TVRX is a great way to get started.
> Seems like a cheaper option than the RFX400 (which I
> will get if there's no choice). Is it simpler to just use an RFX400
> rather than BasicRx + TVRX even if this is an option? ( I want to reduce
> the learning curve and make life simple given that I am a beginner. )
> As for hooking up a long piece of wire to recieve AM/FM radio, I assume
> I don't need any hardware other than BasicRx and USRP Mother board
> (please correct this if I am wrong).
With a piece of wire you've got zero selectivity. You can receive
strong FM stations, but because of where the images fall (based on the
64 MS/sec A/D), you can't for example distinguish 96M - 1M from 96M + 1M.
Eric