[HN Gopher] Ronja: Reasonable Optical Near Joint Access
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Ronja: Reasonable Optical Near Joint Access
 
Author : marcodiego
Score  : 32 points
Date   : 2022-02-13 20:37 UTC (2 hours ago)
 
web link (ronja.twibright.com)
w3m dump (ronja.twibright.com)
 
| emteycz wrote:
| My father once brought this device home. I saw computers using it
| pinging, but having a look at the hardware was awesome in its own
| way (I was around 6, 7?). Very sophisticated and at the same time
| simple.
 
| ghostly_s wrote:
| What the hell is going on here?
| http://images.twibright.com/images/ronja/rx/clock/rx_assembl...
| 
| why wouldn't you use a pcb for something like this?
 
  | obnauticus wrote:
  | Dead bug style circuit assembly has been popular in the ham
  | community for a long time. It's definitely a legacy thing but
  | still quite common for hobbyist projects.
  | 
  | It's quite suitable for specific RF situations provided you
  | have done the right characterization work.
  | 
  | https://spectrum.ieee.org/with-the-dead-bug-method-hobbyists...
  | 
  | https://hackaday.com/2016/05/04/getting-ugly-dead-bugs-and-g...
 
  | BostonEnginerd wrote:
  | This project predates easy and cheap PCB creation.
 
    | alar44 wrote:
    | No it doesn't. It's been possible to make homemade PCBs for
    | decades.
    | 
    | Even then, they could have at least used perfboard.
    | 
    | No idea why someone would want to do it that way. That was
    | fine for the 1920s, but there's no excuse for such poor
    | construction these days.
 
      | aliswe wrote:
      | from the website:
      | 
      | > Things have been made much easier by putting the most
      | complicated electronics on a PCB.
      | 
      | maybe it looks like this nowadays?
      | 
      | http://www.simandl.cz/stranky/elektro/ronja/ronja.htm
 
      | okl wrote:
      | To the contrary. That is how hams wire up their circuits
      | when using throughhole components. Look here:
      | https://hackaday.com/2016/05/04/getting-ugly-dead-bugs-
      | and-g...
 
        | alar44 wrote:
        | Some do, but it's stupid. There's no reason to do it that
        | way other than laziness. And even that's the wrong word
        | as that's much more difficult than using a board.
 
| terinjokes wrote:
| As someone who recently started looking into free space optics
| for communication, seeing this suddenly pop up here is a bit
| surprising! This is the project I pointed at when my friends
| asked if you could do fast communications with visible light.
| 
| The project has cataloged several installations
| (http://ronja.twibright.com/installations.php) but I suspect
| there's many more that haven't been registered. I'm curious if
| any of these systems are still in place.
 
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