From owner-freebsd-questions@freebsd.org Mon Mar 12 00:27:14 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 67CE7F34421 for ; Mon, 12 Mar 2018 00:27:14 +0000 (UTC) (envelope-from tomek.cedro@gmail.com) Received: from mail-vk0-x243.google.com (mail-vk0-x243.google.com [IPv6:2607:f8b0:400c:c05::243]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 0B47D86A83 for ; Mon, 12 Mar 2018 00:27:14 +0000 (UTC) (envelope-from tomek.cedro@gmail.com) Received: by mail-vk0-x243.google.com with SMTP id l123so5222370vke.8 for ; Sun, 11 Mar 2018 17:27:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc:content-transfer-encoding; bh=FsbN/VOEWI+YsPcTG8sqnhTssJw5Yp7V1txcij3ryTs=; b=FaRtMBbGxzqLFiqsV61rJ7kKf42D6UrlWEJlB3mPR3PkCxGKtIEVi1RmtYF61kE4oj H2wpija5mmXLceBA3iyOmpFJ0Qd+k6u0bCP7sgzp0+qqSS+0xaaLobDvRyv4sW+ZHEnX 69WxRxSyUy9Kwz0qzmKayiAvge+R0sZa0dTl4EX1+Xp41f3tHG8cvZGdr2YnAk2oJ6Co Y98YgWefDd/e+unPeUkGlmGcX4XggFq4gZ4EbnQzqC9e8FUa+jlJ0BRsTABHYgoPgBet dsG73HO70hu2OWPO1ZhdHHWbvUM1/rH3YM2b3+4QOfp713tOqu5mlb0gt3IeJXHsoJ2G w3YA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:sender:in-reply-to:references:from :date:message-id:subject:to:cc:content-transfer-encoding; bh=FsbN/VOEWI+YsPcTG8sqnhTssJw5Yp7V1txcij3ryTs=; b=uGSwDuRmPKdYAn7bBAHrWlUl95NIjMUfnaQ61q2SSC00jWP0pyQM8L4FACUAbmnAgz /wus/zwfqSsSMpI8Y2d69OsxvmQoJosCEHowkmf7MoSxrj4IXH+UrI3IEt2vqq4iAM/3 wdqzr60GJ0IELE5ZdvM6qdT4erbsz+VDUXexIfMeh3Usk+tIEF+a+tiyBdf81tylZNkw CiZ6sR5NdfDwoCOIdz+ouKhDwLJqxL9n+6RNZPzIQIOxCkeY4ZHUF+/TeEsD9HoREh2Z 1JCQC1bMkuY6zGBpVjswYpthBJBomfAQh9NPsxhaDHb5B0J+S7oXOHX9UeHi9bW0J0z+ ylgQ== X-Gm-Message-State: AElRT7EyHrFD1z6F+UDeC8ishoQnLnY8a9MwSKeabCCko1PuXV5WA8Tt ioutvpmOlS8ozF7PQvvET4hTIIz3XYN5oUODqUtNfgs1 X-Google-Smtp-Source: AG47ELufyCPxwT+JLOJ4zzdvxSL59mdwr4A+Y6MXjhNerdTBdAYcyku619Remz0QLUTx5ddmt/xp5gHWg2f+owAA5ls= X-Received: by 10.31.3.100 with SMTP id 97mr3837997vkd.124.1520814433386; Sun, 11 Mar 2018 17:27:13 -0700 (PDT) MIME-Version: 1.0 Sender: tomek.cedro@gmail.com Received: by 10.176.2.20 with HTTP; Sun, 11 Mar 2018 17:26:52 -0700 (PDT) In-Reply-To: References: <92638d89-793e-0ed0-fec4-161c691eee9b@baywinds.org> From: CeDeROM Date: Mon, 12 Mar 2018 01:26:52 +0100 X-Google-Sender-Auth: eF2Fnhk-Qt-Di0li9odbuIcK-Ls Message-ID: Subject: Re: Software-defined Radio on FreeBSD To: Ivan Rambius Ivanov Cc: Bruce Ferrell , "mail.list freebsd-questions" Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable 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 00:27:14 -0000 HackRF One [hackrf] is a neat Open-Source-Hardware SDR tool and works on various platforms, price range $300 makes it one of the cheapest and most versatile boxes out there.. it works even on Android over USB OTG :-) Best regards :-) Tomek [hackrf] https://greatscottgadgets.com/hackrf/ --=20 CeDeROM, SQ7MHZ, http://www.tomek.cedro.info

On Mon, Mar 12, 2018 at 1:11 AM, Ivan "Rambius" Ivanov <rambiusparkisanius@gmail.com> wrote:
Hello,

Thank you for your response.

On Sun, Mar 11, 2018 at 6:00 AM, Bruce Ferrell <bferrell@baywinds.org> 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 minima= l
>> hardware, presumably USB dongles. After some search I found severa= l
>> vendors - RTL-SDR. HackRF, AirSpy, etc. I found
>>
>> https://forums.freebsd.org/threads/rtl-sdr-on-freebs= d-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 bu= y
>> 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

--
Tangra Mega Rock: http://www.radiotangra.com
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--
CeDeROM, SQ7MHZ, http://www.tomek.cedro.info