Red Pitaya Based WSPR Beacon for Antarctica DP0GVN

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1 Project Scope

We want to deploy a WSPR beacon in Antarctica. There are two phases of the project:

  1. Deployment of an initial version
  2. Deployment of a higher integrated version

I have the honor to design the initial version, only with one Red Pitaya. Pictures below.

2 Important Links

3 Shopping List

3.1 Planned Items

  • 2HE 19" Good Quality Metal Case
http://www.gie-tec.de/downloads/db_133030.pdf
https://www.conrad.de/de/19-zoll-baugruppentraeger-4365-x-200-stahlblech-schroff-multipacpro-20860-120-1-st-546378.html
Bodenblech sollte 1-2mm dick sein, wg. Senkkopfschrauben
https://schroff.pentair.com/de/schroff/zubehoer-baugruppentraeger-gehaeuse
Schroff 20860-645
  • Front Panel Connectors:
    • Neutrik RJ45 thru
https://www.amazon.de/Neutrik-NE8FDP-Durchgangs-Einbaubuchse-vernickeltes-D-Geh%C3%A4use/dp/B002BER402
    • 4x Neutrik USB
https://www.amazon.de/Neutrik-NAUSB-W-Reversibler-USB-Adapter-D-Geh%C3%A4use/dp/B003L79T06
    • SMA -Durchführung mit Pigtail uFL
https://www.amazon.de/Pigtail-Buchse-20cm-1-13-Kabel/dp/B01N55AGY1/ref=sr_1_4?ie=UTF8&qid=1502045022&sr=8-4&keywords=ufl+sma+pigtail
    • 240V Switch
    • Mains Line Choke (Netzfilter + Kaltgeräteanschluß)
    • Fuse
    • 2x Telegärtner 75V N/N thru
https://www.conrad.de/de/ueberspannungsableiter-telegaertner-j01028a0031-1-st-1366705.html?gclid=EAIaIQobChMI1r7565zB1QIVyynTCh3cjAuuEAQYAiABEgJalfD_BwE&insert_kz=VQ&ef_id=WYZR0gAABFZSnimC:20170805231635:s
genaues Modell noch offen
  • Mikrotik RB450G or similar
https://mikrotik.com/product/RB450G
  • MeanWell RD-125A Dual Coltage Power Supply
http://www.mouser.de/ProductDetail/Mean-Well/RD-125A/?qs=l0g2inPJSHNvtMZVDnhvDg%3D%3D
  • Raspberry Pi V3
https://www.amazon.de/Raspberry-Pi-Model-EU-Produktion/dp/B01CCM66YM/ref=sr_1_6?s=computers&ie=UTF8&qid=1501977401&sr=1-6&keywords=raspberry+pi+3
  • 6x MicroSD 64 GB
  • GPS Antenne Active mit SMA Connector
https://www.amazon.de/NAVILOCK-GNSS-Antenne-NL-202AA-Stecker/dp/B00E9UVY4S/ref=sr_1_5?s=computers&ie=UTF8&qid=1501977458&sr=1-5&keywords=gps+antenne
  • Adafruit Ultimate GPS Breakout - 66 channel V3
https://www.amazon.de/Adafruit-Ultimate-GPS-Breakout-channel/dp/B01H1R8BK0/ref=sr_1_1?s=computers&ie=UTF8&qid=1501977505&sr=1-1&keywords=adafruit+ultimate+gps
  • uFL SMA pigtail
https://www.amazon.de/BIGtec-WLAN-Adapterkabel-SMA-Buchse/dp/B006ANRHHU/ref=pd_bxgy_23_img_3?_encoding=UTF8&psc=1&refRID=VN7DWWZKFZ5QMNPG9AX9
  • 2x Stemlab 14Bit RedPitaya
  • 4x 30dB Attenuator SMA
  • 4x PreAmp for RedPitaya
  • 34 StandOff M3
  • 6x 64GB USB Stick
  • 14 Relais Wechsler bistabil 5V
https://www.reichelt.de/?ARTICLE=101942&PROVID=2788&wt_mc=amc141526782519998&gclid=EAIaIQobChMI-fCrua7B1QIVbRHTCh3cCQjfEAQYASABEgJ7D_D_BwE
  • 28 Freilaufdioden

3.2 Open Items

  • Flachsteckhülsen
  • 2,5m² Kabelverbinder
  • 19" 2HE Metal Case
https://www.conrad.de/de/19-zoll-baugruppentraeger-4365-x-200-stahlblech-schroff-multipacpro-20860-120-1-st-546378.html
  • Neutrik RJ45 thru
https://www.amazon.de/Neutrik-NE8FDP-Durchgangs-Einbaubuchse-vernickeltes-D-Geh%C3%A4use/dp/B002BER402
  • 3x Neutrik USB
https://www.amazon.de/Neutrik-NAUSB-W-Reversibler-USB-Adapter-D-Geh%C3%A4use/dp/B003L79T06
  • SMA -Durchführung mit Pigtail uFL
https://www.amazon.de/Pigtail-Buchse-20cm-1-13-Kabel/dp/B01N55AGY1/ref=sr_1_4?ie=UTF8&qid=1502045022&sr=8-4&keywords=ufl+sma+pigtail
  • 2x Telegärtner 75V N/N thru
https://www.conrad.de/de/ueberspannungsableiter-telegaertner-j01028a0031-1-st-1366705.html?gclid=EAIaIQobChMI1r7565zB1QIVyynTCh3cjAuuEAQYAiABEgJalfD_BwE&insert_kz=VQ&ef_id=WYZR0gAABFZSnimC:20170805231635:s
  • MeanWell RD-125A Dual Coltage Power Supply
http://www.mouser.de/ProductDetail/Mean-Well/RD-125A/?qs=l0g2inPJSHNvtMZVDnhvDg%3D%3D
  • Raspberry Pi V3
https://www.amazon.de/Raspberry-Pi-Model-EU-Produktion/dp/B01CCM66YM/ref=sr_1_6?s=computers&ie=UTF8&qid=1501977401&sr=1-6&keywords=raspberry+pi+3
  • Raspberry Pi V3
https://www.amazon.de/Raspberry-Pi-Model-EU-Produktion/dp/B01CCM66YM/ref=sr_1_6?s=computers&ie=UTF8&qid=1501977401&sr=1-6&keywords=raspberry+pi+3
  • 6x MicroSD 64 GB
  • GPS Antenne Active mit SMA Connector
https://www.amazon.de/NAVILOCK-GNSS-Antenne-NL-202AA-Stecker/dp/B00E9UVY4S/ref=sr_1_5?s=computers&ie=UTF8&qid=1501977458&sr=1-5&keywords=gps+antenne
  • Adafruit Ultimate GPS Breakout - 66 channel V3
https://www.amazon.de/Adafruit-Ultimate-GPS-Breakout-channel/dp/B01H1R8BK0/ref=sr_1_1?s=computers&ie=UTF8&qid=1501977505&sr=1-1&keywords=adafruit+ultimate+gps
  • uFL SMA pigtail
https://www.amazon.de/BIGtec-WLAN-Adapterkabel-SMA-Buchse/dp/B006ANRHHU/ref=pd_bxgy_23_img_3?_encoding=UTF8&psc=1&refRID=VN7DWWZKFZ5QMNPG9AX9
  • 2x Stemlab 14Bit RedPitaya
https://www.reichelt.de/USB-Messlabor-A-D-Messkarten/STEMLAB-14-SK/3/index.html?ACTION=3&GROUPID=4051&ARTICLE=187257
  • 4x 30dB Attenuator SMA
https://www.ltt-versand.de/News/Monacor/SMA-30DB-30-dB-Abschwaecher::100595.html?language=de&utm_source=google&utm_medium=shopping&gclid=EAIaIQobChMI48X6m6PD1QIVtgrTCh3KAQMOEAYYASABEgKCfPD_BwE
  • 4x PreAmp for RedPitaya
  • 34 StandOff M3
http://www.ebay.de/itm/M3-5-50mm-MIA-DISTANZHULSEN-DISTANZBOLZEN-ABSTANDSHALTER-ABSTANDSHULSEN-/391854054669?var=&hash=item5b3c525d0d:m:mx3XW3JvihCljZdUb29mPNA
  • 6x 64GB USB Stick
https://www.amazon.de/SanDisk-Android-microSDXC-Speicherkarte-SD-Adapter/dp/B013UDL58E/ref=sr_1_1?ie=UTF8&qid=1502045959&sr=8-1&keywords=64+gb+micro+sd
  • 14 Relais Wechsler bistabil 5V
https://www.reichelt.de/?ARTICLE=101942&PROVID=2788&wt_mc=amc141526782519998&gclid=EAIaIQobChMI-fCrua7B1QIVbRHTCh3cCQjfEAQYASABEgJ7D_D_BwE
  • 28 Freilaufdioden

3.3 Provided to the project

  • Mains line choke 3 €
  • Mains switch: 2 €
  • Fuse holder: 2 €
  • SHT15 incl. headers: 45 €
  • 1x Neutrik USB thru: 9 €
  • 1x Neutrik RJ45 thru: 9 €
  • Mikrotik RB750GL: 55 €

Total: 125 €

3.4 Purchased

  • 2x Red Pitaya Stemlab 125-14
  • 16x Wechsler bistabil 5V
  • 6x MicroSD 64 GB
  • MeanWell RD-125A Dual Coltage Power Supply
  • Raspberry Pi V3: 42 €
  • 2x Überspannungsableiter Telegärtner J01028A0044: 142 €
  • Schroff multipacPro 20860-127 2HE 340T: 102,60 €

4 Images

4.1 Phase 1

2017-12-20-wspr-bake 1.jpg 2017-12-20-wspr-bake 2.jpg

2017-12-20-wspr-bake 3.jpg 2017-12-20-wspr-bake 4.jpg

2017-12-20-wspr-bake 5.jpg 2017-12-20-wspr-bake 6.jpg

2017-12-20-wspr-bake 7.jpg 2017-12-20-wspr-bake 8.jpg

4.2 Phase 2

-- no pictures yet --