From owner-freebsd-questions@freebsd.org Mon Mar 12 05:28:45 2018 Return-Path: Delivered-To: freebsd-questions@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 30354F4B928 for ; Mon, 12 Mar 2018 05:28:45 +0000 (UTC) (envelope-from bferrell@baywinds.org) Received: from baywinds.org (50-196-187-248-static.hfc.comcastbusiness.net [50.196.187.248]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "baywinds.org", Issuer "rr-v" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id ABBA96868F for ; Mon, 12 Mar 2018 05:28:44 +0000 (UTC) (envelope-from bferrell@baywinds.org) Received: from [192.0.2.130] (rr-iii [192.0.2.130]) by baywinds.org (8.14.4/8.14.4) with ESMTP id w2C5SXm7018565; Sun, 11 Mar 2018 22:28:34 -0700 Subject: Re: Software-defined Radio on FreeBSD To: "Ivan \"Rambius\" Ivanov" Cc: "mail.list freebsd-questions" References: <92638d89-793e-0ed0-fec4-161c691eee9b@baywinds.org> From: Bruce Ferrell Message-ID: <476f68b2-00d3-9ac2-203d-df3358206376@baywinds.org> Date: Sun, 11 Mar 2018 22:28:33 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US X-Greylist: inspected by milter-greylist-4.5.12 (baywinds.org [192.0.2.134]); Sun, 11 Mar 2018 22:28:35 -0700 (PDT) for IP:'192.0.2.130' DOMAIN:'rr-iii' HELO:'[192.0.2.130]' FROM:'bferrell@baywinds.org' RCPT:'' X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.12 (baywinds.org [192.0.2.134]); Sun, 11 Mar 2018 22:28:35 -0700 (PDT) X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 12 Mar 2018 05:28:45 -0000 On 03/11/2018 05:11 PM, Ivan "Rambius" Ivanov wrote: > Hello, > > Thank you for your response. > > On Sun, Mar 11, 2018 at 6:00 AM, Bruce Ferrell wrote: >> On 03/10/2018 06:50 PM, Ivan "Rambius" Ivanov wrote: >>> Hello, >>> >>> I would like to experiment with software-defined radio on FreeBSD. I >>> installed gnuradio and my understanding is that I need some minimal >>> hardware, presumably USB dongles. After some search I found several >>> vendors - RTL-SDR. HackRF, AirSpy, etc. I found >>> >>> https://forums.freebsd.org/threads/rtl-sdr-on-freebsd-or-hey-cool-i-live-near-an-airport-i-wonder-if-adsb-works.52157/ >>> and it says RTL-SDR is support by FreeBSD. >>> >>> My father who is a radio engineer asked me to find him such a >>> hardware. He is a Linux user and my impression is that those devices >>> are supported on Linux. I found the topic interesting enough to buy >>> one for me and as a FreeBSD user I want to use it on FreeBSD. >>> >>> What other recommendations can you give me about such chips? What to >>> buy, where to buy? I am looking for cheap ones - something up around >>> $100. Will I need any drivers for FreeBSD? >>> >>> Regards >>> rambius >>> >> May I suggest you have a look here: >> >> https://www.rtl-sdr.com/ >> >> There are a number of tutorials and comparisons of devices. >> > Yes, I was checking this site as well. By comparison of devices do you > mean this link: > https://www.rtl-sdr.com/comparison-several-sdrs-degradation-broadcast-fm-frequencies/ > > Regards > rambius > More like this one: https://www.rtl-sdr.com/roundup-software-defined-radios/