[time-nuts] Safely getting the electrical length of a connected antenna feedline

Bob Albert bob91343 at yahoo.com
Wed Aug 10 15:48:58 EDT 2016

Thanks David.  I have ordered some from ebay, very cheap.
5pcs SO/SOP/SOIC/SSOP/TSSOP/MSOP14 to DIP 14 Adapter PCB Board Converter MA

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| 5pcs SO/SOP/SOIC/SSOP/TSSOP/MSOP14 to DIP 14 Ad...US $1.32 New other (see details) in Business & Industrial, Electrical & Test Equipment, Electronic Components |
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| View on www.ebay.com | Preview by Yahoo |
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    On Wednesday, August 10, 2016 11:01 AM, David <davidwhess at gmail.com> wrote:

 These are a little larger than what I was thinking of but were
mentioned the other day in funwithtubes at yahoogroups.com and are
probable more suitable for most projects anyway:


On Tue, 9 Aug 2016 16:10:38 +0000 (UTC), you wrote:

>Yes, a board with the required footprint would be the way to go.  Where does one find that?
>    On Tuesday, August 9, 2016 12:00 AM, David <davidwhess at gmail.com> wrote:
> Richard mentioned the SMD to leaded adapters which work well.
>Another way which is more suitable for Manhattan or dead bug type
>construction is to glue or solder down just tiny printed circuit board
>which has the SMD footprint and then solder directly to the leads or
>extensions to the pads.  This does not increase the lead length any
>more than necessary and places the ground plane in close proximity for
>best RF performance.  If you are desperate, you can cut an SMD
>footprint out of an existing unused donor board.
>On Tue, 9 Aug 2016 03:37:07 +0000 (UTC), you wrote:
>>Your comments on layout made me think again of how to implement these projects.  How do you use a 14 pin SMD IC?  I could try to connect it with flying leads but I'd like something better.  Is there some kind of socket for these devices?  Or a generic board to receive such things?
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