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Re: Unused Sbitx V2 for sale
YT here: https://youtu.be/VOxpnNZH3Kc?si=3bfbxSNeCEZSAbIj Petr, OK1RP
By Petr Ourednik · #105810 ·
Unused Sbitx V2 for sale
Hi all, I have the Sbitx V2 #005 for sale. Unit is new, almost untouched, original plastic foil on LCD, complete with all accessories from factory in original sealing and boxing. On arrival the radio
By Petr Ourednik · #105809 ·
Re: Open letter to Afarhan et all. Post script
CONGRATS!!!! Getting an amalgamation of all the technology these radios include to WORK when it has had a major failure is quite an achievement! Gordon KX4Z [email protected]> wrote:
By Gordon Gibby KX4Z · #105808 ·
Re: Open letter to Afarhan et all. Post script
I just wanted to give an update to the group of everything that went wrong i.e. a perfect storm. First of all the original motherboard was defective. Which intern tossed obviously a power spike or
By carl schlueter · #105807 ·
Re: Nextion 2.8 Enhanced - How long to upload .tft file?
Dave: Great idea! For those places where there's no "clean shot" between the IC and the path is obstructed to the board's edge, I would use a dental pick to hold the IC in place in a narrow line of
By Jack, W8TEE <jjpurdum@...> · #105806 ·
Re: Nextion 2.8 Enhanced - How long to upload .tft file?
I find that amazing you could do that with an iron.... I had a tough time doing it with a hot air station. To hold the IC in place I took a metal strip from a windshield wiper blade and bent it like
By Dave K0DLP · #105805 ·
Re: sBitx V2 SN #141 Spurious/Harmonic Measurements
Steve -- surprise, surprise, surprise! Now we may be getting somewhere. I reconnected D30 and L201 to bring the switching systems back to where they are supposed tobe. Then using two 9V batteries in
By Gordon Gibby KX4Z · #105804 ·
Re: sBitx V2 SN #141 Spurious/Harmonic Measurements
Steve, thanks very much for the ideas. Inhad not thought of what you just pointed out!! I could get an 18 V source and connect it via resistor to the HV point and solve that…. maybe I can try
By Gordon Gibby KX4Z · #105803 ·
Re: sBitx V2 SN #141 Spurious/Harmonic Measurements
Gordon - sorry, I don't have a V2. Maybe some day... Your tests appear to demonstrate that a reverse bias needs to be applied to the switching diodes to turn them off (or reduce their junction
By Steve Beckman · #105802 ·
Re: sBitx V2 SN #141 Spurious/Harmonic Measurements
So I lifted one end of D30 to get rid of any possible transfer via the TR switch. NO CHANGE. I'm injecting the tracking generator with the shield of UG-174 at the ground end of C204.? ?The center
By Gordon Gibby KX4Z · #105801 ·
Re: sBitx V2 SN #141 Spurious/Harmonic Measurements
A surprising result tonight.? ?I found a yellow toroid T2-25 I think, put 22 turns of magnet wire on it, and verified with ancient MFJ259B that it was > 650 ohms reactance in the 40-60 MHz
By Gordon Gibby KX4Z · #105800 ·
Re: Nextion 2.8 Enhanced - How long to upload .tft file?
Gary and Tony, Thanks for the tip about better choice of tape for anchoring static sensitive parts for soldering. I have some aluminum and copper foil tape on hand, but didn't think of it. Hopefully,
By DaveW, KL7HJF · #105799 ·
Re: sBITX-V2 FT-8 Problems and others too ...
We all agree that it is indeed important to get it all right.? ? I'm astonished at the advance that Ashhar has made virtually unaided except for help from Hans.? ? Apparently Hans had some
By Gordon Gibby KX4Z · #105798 ·
Re: sBITX-V2 FT-8 Problems and others too ...
I just put together a uBITX with no instructions. I will put power to it soon an after all these notes anticipate spurious emissions that are not acceptable. I won’t use it. I applaud getting rural
By Len Matulewicz <lenjmat@...> · #105797 ·
Re: sBITX-V2 FT-8 Problems and others too ...
*Simple example : If I buy a car ... I want drive it and NOT start at first to repair it ...!!!!!!*
By Jens/HB9JOI · #105796 ·
sBITX-V2 FT-8 Problems and others too ...
sBITX-V2 FT-8 Problems and others too ... Hello ... You are a big blame as manufacturer !!! It's a big disgrace what you're doing from HF-Signals : You're selling a transceiver that does NOT meet
By Jens/HB9JOI · #105795 ·
Re: Help with sBitx v2 FT8 problem
Barry, I understand and thank you for your reply. Your solution involves less writing :-) I see David has already managed to try it. ps.: if you want to delete the message you created that you
By HA3HZ · #105794 ·
Re: Help with sBitx v2 FT8 problem
Guyla I'm not very familiar with either html or js but I think the c style comments will be required in js portion of index.html. I thought of that after I answered your question. Sorry about the 2
By Barry Cromwell · #105793 ·
Re: Help with sBitx v2 FT8 problem
It works! Thank you so much for the help! You dont know how grateful I am. Hopefully someday there is a hardware solution that I can help you with somewhere... maybe... :) Thank you
By WK4DS · #105790 ·
Re: Help with sBitx v2 FT8 problem
Looks right, I used C comment style /* and */ to comment it out as a block but your way is more correct.? All you have to do is change the index.html in the web folder and save it.? It will still
By Barry Cromwell · #105789 ·