#helical — Public Fediverse posts

Handheld Satellite Dish is 3D Printed - Ham radio enthusiasts, people looking to borrow their neighbors’ WiFi, and those i... - https://hackaday.com/2024/12/23/handheld-satellite-dish-is-3d-printed/ #weathersatellite #polarization #radiohacks #3dprinted #satellite #antenna #helical #tracker #radio

Antennas Can Be a Total Mystery - The real action in the world of ham radio is generally in the high frequency bands... - https://hackaday.com/2023/10/10/antennas-can-be-a-total-mystery/ #underground #radiohacks #unexpected #hamradio #antenna #helical #radio

Using an Old Satellite to See the Earth in a New Light - Snooping in on satellites is getting to be quite popular, enough so that the numbe... - https://hackaday.com/2023/07/08/using-an-old-satellite-to-see-the-earth-in-a-new-light/ #radiometer #microwave #satellite #coriolis #helical #hackrf #s-band #space #dish #rhcp #lna #sdr

https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.130.114002

"Only when the viscous forces are sufficiently strong to plastically deform the material to a finite distance away from the swimmer will net #locomotion occur. Once locomotion is underway in the third stage, the yield stress retards swimming at small pitch angles."

#helical #swimming #cellular #motility

#Physicists have discovered “stacked pancakes of liquid #magnetism” that may account for the strange #electronic behavior of some layered #helical #magnets.
#Physics #sflorg
https://www.sflorg.com/2023/05/phy05102301.html

I have always liked the helical staircase in Cloisters

#Edinburgh #Edimbourg #helical #helicalstaircase #spiral #SpiralStaircase #pub #CloistersPub #photography

I have always liked the helical staircase in Cloisters

#Edinburgh #Edimbourg #helical #helicalstaircase #spiral #SpiralStaircase #pub #CloistersPub #photography

I have always liked the helical staircase in Cloisters

#Edinburgh #Edimbourg #helical #helicalstaircase #spiral #SpiralStaircase #pub #CloistersPub #photography

I have always liked the helical staircase in Cloisters

#Edinburgh #Edimbourg #helical #helicalstaircase #spiral #SpiralStaircase #pub #CloistersPub #photography

I have always liked the helical staircase in Cloisters

#Edinburgh #Edimbourg #helical #helicalstaircase #spiral #SpiralStaircase #pub #CloistersPub #photography

A Hybrid Helical Antenna for the Es’hail-2 Geosynchronous Repeater - Amateur radio operators like to say that working a contact in space can be done with a simple hand... - https://hackaday.com/2020/08/04/a-hybrid-helical-antenna-for-the-eshail-2-geosynchronous-repeater/ #geosynchronous #amateurradio #radiohacks #satellite #downlink #eshail-2 #repeater #helical #qo-100 #uplink #ham #lnb