Groups > sci.electronics.design > #489761

Re: Bread board etc.

From	John Larkin <jjlarkin@highlandtechnology.com>
Newsgroups	sci.electronics.design
Subject	Re: Bread board etc.
Date	2017-12-30 09:22 -0800
Organization	highland technology
Message-ID	<pgif4d5ccsnn3ehso033ceh3ab56s98er6@4ax.com> (permalink)
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On Sat, 30 Dec 2017 09:56:40 -0700, Jim Thompson
<To-Email-Use-The-Envelope-Icon@On-My-Web-Site.com> wrote:

>On Fri, 29 Dec 2017 18:49:10 -0500, Phil Hobbs
><pcdhSpamMeSenseless@electrooptical.net> wrote:
>
>>On 12/29/2017 06:32 PM, Andy wrote:
>>> What do I need in order to solder my parts for a project ?
>>> 
>>> I looked up breadboard but not sure if that's what I need.
>>> 
>>> Is there something I can use to insert resistors etc. and test my circuit before soldering?
>>> 
>>> Andy
>>> 
>>
>>There are "white solderless breadboards".  They can be okay for stuff 
>>like audio op amp circuits, blinking LEDs, and MCU projects using small, 
>>slow chips such as PIC-16 or ATmega, which still come in DIP packages.
>>
>>Trouble is, they have a lot of stray capacitance between rows (~ 2 pF 
>>iirc, which is about 10x worse than a PC board), a lot of stray 
>>inductance (10-20 nanohenries per row, not counting the long floppy 
>>wires) and no ground plane.
>>
>>That makes it difficult to get higher-speed circuits working.
>>
>>Once you've been using the breadboard awhile, the contacts become flaky, 
>>leading to hard-to-debug problems.
>>
>>On the other hand, it's easy to change stuff and see what happens.
>>
>>Forty years ago, when I was a teenager, I built myself a box with dual 
>>tracking power supplies and a white plastic breadboard on top of it. 
>>Worked fine.  Never did build anything on it, though--I switched to dead 
>>bug style and have never looked back.
>>
>>Cheers
>>
>>Phil Hobbs
>
>This is what I do...
>
><http://www.analog-innovations.com/SED/BreadBoard.jpg>
>		
>                                        ...Jim Thompson

That style confuses me. And if you want to flip it over to change
something or trace a connection, you have to disconnect all the cables
and scope probes and stuff.

I prefer to keep everything in sight, over a solid ground plane:

https://www.dropbox.com/s/ykkcatumt0me98b/BB_Boost1.JPG?raw=1




-- 

John Larkin   Highland Technology, Inc   trk

jlarkin att highlandtechnology dott com
http://www.highlandtechnology.com

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Bread board etc. Andy <andrewkennedy775@gmail.com> - 2017-12-29 15:32 -0800
  Re: Bread board etc. Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2017-12-29 18:49 -0500
    Re: Bread board etc. "Tom Del Rosso" <fizzbintuesday@that-google-mail-domain.com> - 2017-12-29 20:16 -0500
      Re: Bread board etc. pcdhobbs@gmail.com - 2017-12-29 17:45 -0800
        Re: Bread board etc. "Tom Del Rosso" <fizzbintuesday@that-google-mail-domain.com> - 2017-12-29 21:40 -0500
    Re: Bread board etc. Jim Thompson <To-Email-Use-The-Envelope-Icon@On-My-Web-Site.com> - 2017-12-30 09:56 -0700
      Re: Bread board etc. John Larkin <jjlarkin@highlandtechnology.com> - 2017-12-30 09:22 -0800
        Re: Bread board etc. Jim Thompson <To-Email-Use-The-Envelope-Icon@On-My-Web-Site.com> - 2017-12-30 10:58 -0700
        Re: Bread board etc. amdx <nojunk@knology.net> - 2017-12-31 17:37 -0600
          Re: Bread board etc. amdx <nojunk@knology.net> - 2017-12-31 19:14 -0600
    Re: Bread board etc. Joerg <news@analogconsultants.com> - 2017-12-30 10:33 -0800
      Re: Bread board etc. pcdhobbs@gmail.com - 2017-12-30 11:09 -0800
        Re: Bread board etc. Joerg <news@analogconsultants.com> - 2017-12-30 11:25 -0800
          Re: Bread board etc. tabbypurr@gmail.com - 2017-12-30 15:33 -0800
        Re: Bread board etc. Andy <andrewkennedy775@gmail.com> - 2017-12-30 13:41 -0800
          Re: Bread board etc. Joerg <news@analogconsultants.com> - 2017-12-30 14:01 -0800
            Re: Bread board etc. Lasse Langwadt Christensen <langwadt@fonz.dk> - 2017-12-30 14:11 -0800
              Re: Bread board etc. krw@notreal.com - 2017-12-30 17:30 -0500
              Re: Bread board etc. Joerg <news@analogconsultants.com> - 2017-12-30 14:38 -0800
                Re: Bread board etc. Lasse Langwadt Christensen <langwadt@fonz.dk> - 2017-12-30 14:52 -0800
                Re: Bread board etc. Joerg <news@analogconsultants.com> - 2017-12-30 14:59 -0800
                Re: Bread board etc. krw@notreal.com - 2017-12-30 18:02 -0500
                Re: Bread board etc. Joerg <news@analogconsultants.com> - 2017-12-30 15:34 -0800
      Re: Bread board etc. Sjouke Burry <burrynulnulfour@ppllaanneett.nnll> - 2017-12-30 22:32 +0100
        Re: Bread board etc. Joerg <news@analogconsultants.com> - 2017-12-30 13:47 -0800
  Re: Bread board etc. Tom Gardner <spamjunk@blueyonder.co.uk> - 2017-12-30 00:23 +0000
    Re: Bread board etc. Andy <andrewkennedy775@gmail.com> - 2017-12-29 16:35 -0800
      Re: Bread board etc. John Robertson <spam@flippers.com> - 2017-12-29 17:01 -0800
      Re: Bread board etc. Tom Gardner <spamjunk@blueyonder.co.uk> - 2017-12-30 09:17 +0000
  Re: Bread board etc. sdy <sdeyoreo@hotmail.com> - 2017-12-29 16:56 -0800
    Re: Bread board etc. Andy <andrewkennedy775@gmail.com> - 2017-12-29 18:46 -0800
  Re: Bread board etc. John Larkin <jjlarkin@highlandtechnology.com> - 2017-12-29 17:58 -0800
    Re: Bread board etc. Andy <andrewkennedy775@gmail.com> - 2017-12-29 18:44 -0800
      Re: Bread board etc. "Tom Del Rosso" <fizzbintuesday@that-google-mail-domain.com> - 2017-12-29 21:59 -0500
        Re: Bread board etc. krw@notreal.com - 2017-12-29 22:32 -0500
        Re: Bread board etc. John Larkin <jjlarkin@highlandtechnology.com> - 2017-12-29 20:03 -0800
      Re: Bread board etc. John Larkin <jjlarkin@highlandtechnology.com> - 2017-12-29 20:01 -0800
      Re: Bread board etc. tabbypurr@gmail.com - 2017-12-30 02:18 -0800
    Re: Bread board etc. Andy <andrewkennedy775@gmail.com> - 2017-12-29 18:52 -0800
      Re: Bread board etc. "Tom Del Rosso" <fizzbintuesday@that-google-mail-domain.com> - 2017-12-29 22:21 -0500
  Re: Bread board etc. "Tom Del Rosso" <fizzbintuesday@that-google-mail-domain.com> - 2017-12-29 21:45 -0500
  Re: Bread board etc. tabbypurr@gmail.com - 2017-12-29 19:55 -0800
  Re: Bread board etc. sdy <sdeyoreo@hotmail.com> - 2017-12-30 07:39 -0800
    Re: Bread board etc. John Larkin <jjlarkin@highlandtechnology.com> - 2017-12-30 08:49 -0800
      Re: Bread board etc. krw@notreal.com - 2017-12-30 12:39 -0500
        Re: Bread board etc. John Larkin <jjlarkin@highlandtechnology.com> - 2017-12-30 10:00 -0800
          Re: Bread board etc. mpm <mpmillard@aol.com> - 2017-12-30 10:28 -0800
          Re: Bread board etc. krw@notreal.com - 2017-12-30 15:09 -0500
            Re: Bread board etc. John Larkin <jjlarkin@highlandtechnology.com> - 2017-12-30 18:25 -0800
              Re: Bread board etc. krw@notreal.com - 2017-12-30 21:41 -0500
                Re: Bread board etc. John Larkin <jjlarkin@highlandtechnology.com> - 2017-12-30 19:33 -0800
                Re: Bread board etc. krw@notreal.com - 2017-12-31 16:25 -0500
          Re: Bread board etc. Reinhardt Behm <rbehm@hushmail.com> - 2017-12-31 14:54 +0800
      Re: Bread board etc. Robert Loos <1209@baer-gmbh.com> - 2018-01-04 09:18 +0100

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