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Date
Re: uBITX Version 4 first attempt #ubitx-help #ubitx
I'm surprised by the position of the authors and sellers of the transceiver. despite the obvious shortcomings main board of version 4, they did not recognize the problem, do not comment on the
By Andy V. Borisenko <rw9rn@...> · #52499 ·
Re: uBITX Version 4 first attempt #ubitx-help #ubitx
I have exactly the same problems.
By Andy V. Borisenko <rw9rn@...> · #52498 ·
Re: uBitx V4 linearity mod in final audio amplifier #ubitx
¡° IF anything I'd take the 10K and spit it into 2 2.7K with one end connected to the emitters the other of the series pair to the base and in the center 10uf to ground.¡° Starting with the V4
By Jer Tres · #52497 ·
Re: KD8CEC - Nextion Display - IAN questions
Worth Waiting For. Thanks Ian. wrote:
By Michael Shreeve · #52496 ·
Re: Homebrew from scratch #ubitx
FYI - I used the same approach when designing the Heath SB103 transceiver chassis back in the early 1970's.? With vertical solid metal separators, we were able to achieve some impressive isolation
By w7hd.rh <w7hd.rh@...> · #52495 ·
Re: KD8CEC - Nextion Display - IAN questions
I found my best/believable price at ITEAD.CC 73 Bill WA8VIH/4
By William Cullison <wa8vih@...> · #52494 ·
Re: KD8CEC - Nextion Display - IAN questions
Michael Unfortunately, I do not yet officially support 3.2. I only support 2.4 and 2.8. Soon the GUI firmware will have been changed by other users. I have converted 2.8 "for users with 3.2 and 3.5
By Ian Lee · #52493 ·
Re: KD8CEC - Nextion Display - IAN questions
Hi Ian, I've go a 3.2 Nextion with your name on it lol. Was told about the Beta. -- Michael Shreeve N6GRG
By Michael Shreeve · #52492 ·
Re: Homebrew from scratch #ubitx
Several have explored modules for BiTX/uBiTx.? Paul M0XPD is one:?http://m0xpd.blogspot.com/2014/08/plug-in-bitx-modules.html? ON6RF developed a very nice PCB with all the modules able to be
By VK3HN · #52491 ·
Re: Monitoring transmit levels #ubitx. DS203
Cool. I was able to connect the headphone output of my USB sound adaptor direct to the microphone input and volume control gnd to high side direct to the USB sound adaptor microphone input. I'm only
By Tom, wb6b · #52490 ·
Re: RF power chain mods and improvements..
Nick, Here is the data sheet. It is attached. Marco - KG5PRT
By M Garza <mgarza896@...> · #52489 ·
Re: RF power chain mods and improvements..
Oops, not sure what happened there... I was just looking at the spec sheets of the BFR106 vs MMBTH10, They look very similar in our application of the uBitx. (hFE, current...) I ask as I have a stock
By Nick VK4PP · #52488 ·
Re: UBitx no audio! Could use some advise
the TDA2822M is removed in the version 4 of the ubitx. and the audio on speaker sucks.
By Richard E Neese · #52487 ·
Re: RF power chain mods and improvements..
On Tue, Jun 19, 2018 at 01:34 pm, Jerry Gaffke wrote: > > BFR106
By Nick VK4PP · #52486 ·
Re: KD8CEC - Nextion Display - IAN questions
Gary Thank you for your interest. I'm writing a post to make it public. you can download it soon. 30 seconds is too short. Please click in an hour :) Thank you again for your interest. Ian
By Ian Lee · #52485 ·
Re: Output power
Here's mine for another reference.? I did not record the frequencies but they were all tested tx'ing FT8 so you could look them up if needed.? 12v input. ?watts 80m 9.36 40m 8.12 30m 4.67 20m 4.16
By Doug W · #52484 ·
Re: Output power
Just realized i forgot to attach
By brad martin <emclinux@...> · #52483 ·
Output power
I found this image of power out on different bands from Tim (WB7UVH) and wondering is this about average on power out that everyone is seeing. I¡¯m trying to whip up a adhoc power meter using an
By brad martin <emclinux@...> · #52482 ·
Re: ND6T AGC and Click kit wiring notes
Nevermind, I found the spreadsheet.. THANKS!
By Nick VK4PP · #52481 ·
Re: ND6T AGC and Click kit wiring notes
Hi Kees, Just wondering if you can confirm my DX order for AGC 2 boards is ok? 73 NIck VK4PLN
By Nick VK4PP · #52480 ·