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Open Amateur Transcievers
A quick review
These slides licensed CC by-SA
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Me
● Paul Warren <[email protected]>● Sysadmin by trade● Recent Amateur Radio hobbyist● Encouraged by Kim and Joshua last year in
Perth to go for a license● Licensed as VK1PAW in April, VK1ATP in
August!
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Amateur Radio Transcievers● Many many definitions● A collection of electronic components that
can:– Receive and Transmit radio signals
– Covers one or more Amateur bands
– One of CW, AM, SSB
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Open
● This can get really tricky● TAPR OHL hardware?● GPL or compatible software?● For what bits? Schematic, Layouts, software
I choose to go with radios that have some attempt at being open.
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Stuff you can buy
● Now!
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OpenHPSDR
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OpenHPSDR
● Ambitious TAPR project● HF SDR● Lots of high quality parts● Open Schematics, boards, software.● Various modules/designs● Can purchase through Apache Labs. $1600 →
$4500 built, 10 and 100W● Requires PC Software, PowerSDR, GnuRadio etc
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OpenHPSDR
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Ten Tec
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Ten Tec
● Rebel 506 $200 built● CW only, no good for us newbies!● 5W rf output● No PC software needed● No license, but Schematic and layout, chipkit firmware source
provided● Some addons by the community, Frequency display, AGC addition● Upcoming SSB transciever 'Patriot', no further news since Dayton
2014.● Merged with Alpha Amplifiers, little heard from them since.
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SDRCube
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SDRCube
● Single band● Softrock internals (see later)● $575 built, $339 for kit● 1W RF output● Open Schematics, GPL firmware.● No PC needed
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The Future!
● Microcontroller based SDR stuff● Cheap!● Quite computationally powerful● See David Rowe's talk on Thursday, 10:40
OGGB 260-098 for more on this way of the future!
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mcHF
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mcHF
● STM32 based SDR with knobs on, no PC needed● 5w RF out● All HF bands● Open Schematics, STM32 firmware, extensive build guides● No layouts available, boards for sale £38.00 with LCD● BOM $150 depending on suppliers● Lots of 0805 SMT parts● 3D printed enclosure files available
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Coming Soon
● Radios you can't quite buy yet● OpenQRP
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PortableSDR
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Portable SDR
● STM32 based SDR with very few knobs● ~5W RF out, HF + 2m● VNA and GPS built in● Lots of possibilities, APRS● Fully open● Well laid out, designed to tinker with● CNC milled enclosure● Third Place, Hackaday Prize (Satnogs won)● Nearly ready for version 2 (pictured previously)● Will probably be a kit with SMT parts
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Whitebox Project
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Whitebox Project
● Algoram – Chris Testa, Bruce Perens● SDR with low power FPGA-like thing● VHF+UHF● Fully Open● Sort of like a dev kit for SDR applications● Probably an update in HamRadioNow's
latest episodes, which I haven't watched yet!
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UDRX-440
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UDRX440
● SDR 70cm, 25W, $395, Q4 (2014?)● Built on a Marvell 88SV331x based PC● Add-on board for AMBE+ stuff● Open firmware, not sure about the rest● Web based interface, works on open
browsers
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SDR Exciters
● 100mW or less● HackRF, fully open, quite awesome! $300● wb6dhw UHFSDR, fully open, kit● Nuand BladeRF, variously licensed FPGA,
USB3 firmware and host software, no schematics/layouts. $400
● USRP, completely open, very high quality, starts at $600, the sky's the limit!
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Softrock
● SoftRock, not quite open● Open schematics● Control software is win32 LibUSB based,
exists an open clone: usbsoftrock● no source provided for firmware.
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Finish!
● Thanks● [email protected]● Questions, if time● These slides available at
http://pwarren.id.au/talks/OpenRadio2015.odp
● http://pwarren.id.au/talks/OpenRadio2015.pdf
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links
● http://openhpsdr.org/● https://apache-labs.com/● http://www.tentec.com/rebel-model-506-open-source-qrp-cw-transceiver/● www.sdr-cube.com● http://www.m0nka.co.uk - mcHF● http://hackaday.io/project/1538-portablesdr - PortableSDR● https://satnogs.org/ ● http://radio.testa.co/ - Whitebox● http://nwdigitalradio.com/ - UDRX440● https://greatscottgadgets.com/hackrf/● http://wb6dhw.com/For_Sale.html - UHFSDR● http://nuand.com/ BladeRF● http://fivedash.com/ - Softrock