====== IcoBoard Software Defined Radio Project - Hardware ======
Hardware design and construction of a Software Defined Radio project powered by the IcoBoard.
* [[https://odysee.com/@OpenTechLab:f/otl-014-icoboard-sdr:5|odysee]]
* [[https://www.youtube.com/watch?v=seHwp0WN1oU|YouTube]]
* [[https://peertube.social/videos/watch/0e13faa5-c589-4854-85eb-2e770676698e|peertube.social]]
===== Parts =====
==== Alinx AN108 Board ====
* [[https://www.aliexpress.com/wholesale?SearchText=ad+fpga+board|Search "AD FPGA Board"]] on AliExpress @ ~$22.
=== Board Photos ===
{{gallery>videos:014:an108:board?lightbox}}
=== Product Info ===
{{gallery>videos:014:an108:info?lightbox}}
=== Parts ===
* ADC
* [[http://www.analog.com/en/products/analog-to-digital-converters/ad9280.html#product-overview|AD9280]] 8-Bit, 32 MSPS A/D Converter
* [[http://www.ti.com/product/TL072|TL072]] JFET-Input Op-Amp
* 1x Single Op-Amp
* DAC
* [[http://www.analog.com/en/products/digital-to-analog-converters/ad9708.html#product-overview|AD9708]] 8-Bit, 100 MSPS+ D/A Converter
* 2x Single Op-Amps
* Power Supply
* [[https://www.onsemi.com/pub/Collateral/MC34063A-D.PDF|MC34063]] Step-Up/Down/Inverting Switching (regulator for ±5V supply).
* [[http://ams-semitech.com/attachments/File/AMS1117_20120314.pdf|ANS111]] 3.3V Low Dropout Linear Regulator
===== Tools =====
==== Soldering ====
* Needle Files
* [[https://www.gearbest.com/buffing-pad/pp_679480.html?lkid=12689407|GearBest]] @ $3.00
* [[https://www.banggood.com/10pcs-3x140mm-Diamond-File-Needle-Handle-Files-Abrasive-Tool-Jewelry-Engraving-Fixing-Files-p-1078457.html?p=SD062212952342201708|BangGood]] @ $4.06
* 2x 10cc Lead/Tin Solder Paste
* [[https://www.banggood.com/2Pcs-XG-40-10CC-BGA-Solder-Flux-Paste-Soldering-Tin-Cream-Sn63Pb37-p-950842.html?rmmds=search&cur_warehouse=CN|BangGood]] @ $7.33
* Syringe Nozzles
* [[https://www.banggood.com/10Pcs-14Gauge-Dispensing-Syringe-Needle-Tip-Blunt-Luer-Lock-p-1093220.html?p=SD062212952342201708|BangGood]] @ $1.49
* Syringe Dispensers
* YCL983A Electrics Syringe Dispenser - [[https://www.gearbest.com/soldering-supplies/pp_589645.html?lkid=12689553|GearBest]] @ $118.79
* Syringe Gun - [[https://www.aliexpress.com/item/10ML-manual-syringe-gun-Dispenser-dispensing-single-liquid-glue-gun/32797030678.html|AliExpress]] @ $23.99
* 3D Printed Syringe Gun - [[https://www.thingiverse.com/thing:2123259|Thingiverse]]
* Reflow Machines
* Gordak 863 - [[https://www.gearbest.com/soldering-supplies/pp_576320.html?lkid=12690413|GearBest]] @ $183.19
* T962 Reflow Oven [[https://www.aliexpress.com/item/T962-REFLOW-OVEN-HEAT-PRESERVATION-VISUAL-OPERATION-THERMAL-CYCLES-800W-GREAT/32291056853.html|AliExpress]] @ $232.20
==== Test Equipment ====
* MHS-5200A DDS Function Generator [[https://www.gearbest.com/other-instruments/pp_356132.html?lkid=13138729|GearBest]] @ $100.05
===== Design Files =====
==== Adapter Board ====
{{:videos:014:adapter-board.png?600|}}
* {{:videos:014:20180219-icoboard-40-pin-adaptor.zip|}}
==== Frame ====
{{:videos:014:frame-assembly.png?600|}}
* {{:videos:014:20180217-otl-modem-frame.zip}}
==== Loop-back Demo ====
{{:videos:014:bench-setup.jpg?600|}}
* otl-modem project on GitHub: [[https://github.com/jhol/otl-modem/tree/loopback-fw|Loop-back Firmware Branch]]