R/C Tech Forums - Search Results
R/C Tech Forums

Go Back  R/C Tech Forums > Search Forums
Reload this Page >

Search Results

Register
FAQ
Community
Wiki Posts
Calendar
Today's Posts
Search
Vendor Directory
 
Page 1 of 3
1
2
3
Search: Posts Made By: PA3EXV
Showing results 1 to 25 of 61
Search took 0.02 seconds.
Forum: Radio and Electronics
02-23-2022, 01:10 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

I think the thickness is not critical. Maximum I...

I think the thickness is not critical. Maximum I would say needed is 0.5mm. More important is the correct core-material. I tried last weekend some random cores I had laying around, but at first...
Forum: Radio and Electronics
02-16-2022, 07:41 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

Can't you re-use the old core from the damaged...

Can't you re-use the old core from the damaged AMB box??
Forum: Radio and Electronics
02-13-2022, 01:17 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

https://cimg5.ibsrv.net/gimg/www.rctech.net-vbulle...

https://cimg5.ibsrv.net/gimg/www.rctech.net-vbulletin/516x319/ferrite_loop_internal_fb40889ab9969970a06b29f659f4c56bd8f55d1f.png

Based on the schematic that shows the solution posted by Condac, it...
Forum: Radio and Electronics
02-12-2022, 12:59 PM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

See page 16/54 in this threat, posted by Condac. ...

See page 16/54 in this threat, posted by Condac.
Could you be so kind and post here your experience with that solution?
...
Forum: Radio and Electronics
02-11-2022, 01:48 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

Thank you Roelof for the details. I fully...

Thank you Roelof for the details. I fully understand what you mean, the one mode you mention is 'multiplexing' the LED's, you also see that in modern cars that have LED lighting. In my startinglight...
Forum: Radio and Electronics
02-10-2022, 01:34 PM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

Great job Roelof! I see that post of you for the...

Great job Roelof! I see that post of you for the first time. Very similar in functionallity. Good one you also included the LED-strip type in your desciption. That might become 'handy' in the future...
Forum: Radio and Electronics
02-10-2022, 10:10 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

Oh, I never thought of that! Indeed, also is...

Oh, I never thought of that! Indeed, also is possible to have the serial communication between the decoder and the Laptimer-PC wireless. It will eliminate the lengthy piece of coax (which is easier...
Forum: Radio and Electronics
02-10-2022, 08:17 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

https://cimg2.ibsrv.net/gimg/www.rctech.net-vbulle...

https://cimg2.ibsrv.net/gimg/www.rctech.net-vbulletin/1408x403/zround_logistics_0fd2fa2985ed3d2a12a1b090e7a895b0e2d2d260.png

OK, was quiet for a few days from my end, but work continued on the...
Forum: Radio and Electronics
02-04-2022, 11:15 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

Zround has a nice option for Starting-lights....

Zround has a nice option for Starting-lights. Building now....First the Arduino code was loaded and it worked. Now working out the power-stage to control DIY lamps.
When ZRound is set at 'Slave', it...
Forum: Radio and Electronics
01-28-2022, 10:41 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

Thumbs up https://cimg2.ibsrv.net/gimg/www.rctech.net-vbulle...

https://cimg2.ibsrv.net/gimg/www.rctech.net-vbulletin/381x308/decoder_finished_4fccd1412c67e477493b08ac69b9f64e84edf92d.png

Today I finished the Decoder_board. It worked the first time ;-)
Forum: Radio and Electronics
01-26-2022, 06:54 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

https://cimg9.ibsrv.net/gimg/www.rctech.net-vbulle...

https://cimg9.ibsrv.net/gimg/www.rctech.net-vbulletin/247x369/decoder_and_transponder_4187fc902af9be153aedf6d3d7e5c21871f8c647.png


Decoder and Transponder PCBA has been deliver from JLCPCB, now...
Forum: Radio and Electronics
01-22-2022, 02:18 PM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

https://cimg4.ibsrv.net/gimg/www.rctech.net-vbulle...

https://cimg4.ibsrv.net/gimg/www.rctech.net-vbulletin/781x606/rc_laptime_proto_transponder_630a666e135dfbbfad5a61ac4211d28797bd23fb.png

I couldn't wait for the PT-PCB to arrive later this week and...
Forum: Radio and Electronics
01-21-2022, 08:15 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

Great job you did Marco! Yesterday I received a...

Great job you did Marco! Yesterday I received a few DIL8 PIC chips and quickly wired a PIC to my breadboard decoder for programming. It all works, programming is fine. Now wait for the first PCB's...
Forum: Radio and Electronics
01-20-2022, 04:40 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

https://cimg5.ibsrv.net/gimg/www.rctech.net-vbulle...

https://cimg5.ibsrv.net/gimg/www.rctech.net-vbulletin/2000x1124/transponder_pvc_0c29c704a23c84406aefe5e24a2c4916e1874c14.jpg
Here my old Cano-style transponder, build back in 2013 in a Hobao Hyper...
Forum: Radio and Electronics
01-20-2022, 04:20 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

Hi, Of coarse I can share. Would you like...

Hi,

Of coarse I can share. Would you like the Gerber-files only or even the .brd and .sch file that is for Eagle CAD? Eagle CAD files can be imported into KiCAD, unfortunate not the other way...
Forum: Radio and Electronics
01-19-2022, 05:26 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

Amount of windings in a transponer

So, if one thinks 20 windings is enough, look at this German guy who build himself a dedicated winding-machine for transponders.
https://www.youtub e.com/watch?v=eebGSFdDuW0
Found from this site:...
Forum: Radio and Electronics
01-19-2022, 01:42 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

Indeed there are two possible way's to go: With...

Indeed there are two possible way's to go: With or without a groundplane. I think the groundplane is not hurting as for ac-signals, all the traces inside the transponder can be seen as being...
Forum: Radio and Electronics
01-18-2022, 08:14 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

See below

See below
Forum: Radio and Electronics
01-18-2022, 07:02 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

https://cimg4.ibsrv.net/gimg/www.rctech.net-vbulle...

https://cimg4.ibsrv.net/gimg/www.rctech.net-vbulletin/272x420/pvc_ring_transponder_5bdd684c136a868cc552cb33fb94351644a4cafa.png
PVC-Ring as described above. Once the windings are in place, they can...
Forum: Radio and Electronics
01-18-2022, 06:54 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

https://cimg0.ibsrv.net/gimg/www.rctech.net-vbulle...

https://cimg0.ibsrv.net/gimg/www.rctech.net-vbulletin/1133x358/finished_dil8_transponder_14a74c70efb14325f7e25cf0a52d0ce64101f026.png

OK, few hours later the DIP8 versions done. The idea is to use...
Forum: Radio and Electronics
01-18-2022, 04:41 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

https://cimg3.ibsrv.net/gimg/www.rctech.net-vbulle...

https://cimg3.ibsrv.net/gimg/www.rctech.net-vbulletin/687x340/finished_smt_transponder_9af574b3c53c54184e9613f076231410f5194f6a.png
These stupid component shortage globally...not only affecting my...
Forum: Radio and Electronics
01-16-2022, 02:57 PM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

Yes, I will do as you advise. That is probably...

Yes, I will do as you advise. That is probably the only good solution as well. The few transponders I have are based on the PIC12F683 design, originally posted by Howard and were programmed by...
Forum: Radio and Electronics
01-16-2022, 12:30 PM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

https://cimg1.ibsrv.net/gimg/www.rctech.net-vbulle...

https://cimg1.ibsrv.net/gimg/www.rctech.net-vbulletin/920x586/docklight_result_transponder_7e94f892f3d5f68abb1ca0c5bcf6cb7f912026a9.png
@Marco: By using Monitor mode, I receive these packets. From...
Forum: Radio and Electronics
01-16-2022, 04:48 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

https://cimg5.ibsrv.net/gimg/www.rctech.net-vbulle...

https://cimg5.ibsrv.net/gimg/www.rctech.net-vbulletin/2000x1124/decoder_old_new_eb48633d525a9019b5657be64f7e3cd115e66114.jpg
8 years of development (Howard -> Marco) captured in one picture. Goal of...
Forum: Radio and Electronics
01-16-2022, 02:22 AM
Replies: 1,004
Views: 312,684
Posted By PA3EXV

https://cimg1.ibsrv.net/gimg/www.rctech.net-vbulle...

https://cimg1.ibsrv.net/gimg/www.rctech.net-vbulletin/880x593/docklight_result_psoc_6644690f882932130be5cc35b8e1e8e07e2fa393.png

Yes! Also managed to take this hurdle....So I had to include the...
Showing results 1 to 25 of 61
 
Page 1 of 3
1
2
3


 
Forum Jump

Contact Us - Archive - Advertising - Cookie Policy - Privacy Statement - Terms of Service -

Copyright © 2024 MH Sub I, LLC dba Internet Brands. All rights reserved. Use of this site indicates your consent to the Terms of Use.