Telemetry Systems

20/04/2024

868 MHz J Pole Antenna. Simple DIY sample.

25/07/2021

Time Beacon and synchronised TLM-RTU Transmissions

10/06/2021

https://www.youtube.com/watch?v=1VPfZ_XzisU

Spinning objects have strange instabilities known as The Dzhanibekov Effect or Tennis Racket Theorem - this video offers an intuitive explanation.Part of thi...

25/11/2020

SkyDrive SD-03 Electric Flying Cars. SkyDrive SD-03, Electric Flying Cars. Basic specifications Size Length4.0m×width3.5m...

15/09/2020

Telemetri's new RTU modules, using HopeRF RFM69HCW-868S2 radio 20 dBm TX Power, 4800 bps, 868.070 MHz Tx, 25 kHz Freq.Dev., FSK Continous mode, range test with no package loss, 1/2 λ Omni antenna at both sides. No Fresnel zone obstacle, achieved range is 8458 m.

31/08/2020

If you like this video and want to support me, go this page for my donation Paypal or crypto addresses: https://www.youtube.com/c/mobilefish/about This is pa...

29/07/2020

https://www.bbc.com/news/science-environment-53553623

An audacious mission to bring rock samples from Mars back to Earth is about to begin - find out more with our illustrated guide

14/07/2020

https://www.idtechex.com/en/research-report/flexible-printed-and-thin-film-batteries-2020-2030-technologies-markets-and-players/759

IDTechEx has tracked the technology, player and market development of flexible, thin film and printed batteries since 2014. This report provides detailed technological analysis, market status introduction, market assessment, opportunity and barrier discussion, player activity tracking, and gives 10-...

15/02/2020

TLM-WIOE-222 Module field test with onboard 20 dBm (100 mW) 868 MHz Semtech/HopeRF Radio. 8.7 km. range with omni antenna at both sides, and second test successfully performed too with 10 m. RG213 cable and SMA/UHF converter. Road conditions were not suitable to go further. 10 km.+ range can be achieved. We will try to find better test field for the next time.

25/12/2019

For the first time, humans can hear the sound of wind on Mars thanks to a new NASA spacecraft that touched down on the Red Planet ten days ago.

24/12/2019

Lacuna Space, an innovative provider of IoT solutions and small satellite technology, recently concluded the first phase of testing in its plan to provide LoRaWAN-based coverage to sensors anywhere on Earth via satellite.