Re: Any Gerber Experts Round Here?
#kicad
#ubitx
Wack me again... (haven't finished my coffee!) ... it's in the files section here in a subfolder 'K6QV' Ben - K6QV
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Ben Holmes
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#65658
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Re: Any Gerber Experts Round Here?
#kicad
#ubitx
Wack me upside the head, should have thought of that ... I've uploaded the files I got... I cannot vouch that it makes a functioning uBitx, I can only vouch that a Chinese vendor used the files and
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Ben Holmes
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#65657
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Re: Ubitx - using Amateurradiokits.in AGC
#ubitx
I have one of those kits that I decided not to use. It is just as received from Sunil, if interested, let me know. -- 72 and God bless KD4EPG
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Dennis Yancey
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#65656
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Re: ubitx schematic cleanup
#ubitx
Ted, Thank-you for pointing that out.? I understand now that this is an alternate device, however I would have preferred not showing two devices in parallel on the schematic, with the pin out labeled
By
Evan Hand
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#65655
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Re: Ubitx - using Amateurradiokits.in AGC
#ubitx
Thank you. The picture helps confirm I put the parts in the right places. Appreciate the clear picture. Harder to see on the manual copies. Dan. W3BU
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Dan Schaefer W3BU
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#65654
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Re: ubitx schematic cleanup
#ubitx
I'll wager those extra final section reservations will accommodate a pair of? ?RD15HVF1, subject to checking pinout. I know they have 2 of the leads reversed as compared with the IRF510's.? The
By
Ted
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#65653
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Re: ubitx schematic cleanup
#ubitx
Evan thanks for many thoughtful and useful posts here to this list.? they certainly have helped me.?? the 2 different PA's are alternatives (one of our local builders questioned the same thing).?
By
Curt
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#65652
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ubitx schematic cleanup
#ubitx
Not sure who is the correct person to send this to in a private email, so created a new thread for all to see. When I first started on the ubitx journey, I was often confused by the differences
By
Evan Hand
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#65651
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Re: Bitx-40 Arrived Today - Advice Solicited on My Plan
Thanks, good suggestions all. I assume you do as much of the wire up as possible on the bench, and then put it in the case? [email protected]> wrote:
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Pat Anderson <anderson5420@...>
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#65650
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Re: Bitx-40 Arrived Today - Advice Solicited on My Plan
There were eight of them, and they were all the same size. Those look like the standoffs the come with the ubitx kit. I watched a video of a guy assembling that kit with a custom ubitx case, and he
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Pat Anderson <anderson5420@...>
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#65649
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Re: Bitx-40 Arrived Today - Advice Solicited on My Plan
I just went to eBay and searched for 10 turn 10k pots. This was recommended by somebody here to make tuning more precise. There are dozens of them. Same with the speaker, momentary switch and SO-239.
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Pat Anderson <anderson5420@...>
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#65648
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Re: Any Gerber Experts Round Here?
#kicad
#ubitx
I know that this is an old thread, but it was never clear exactly what the files being converted were for...was this a conversion of the posted M0HYT thru-hole uBitx gerber files? From the tone of the
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Tom, N8TPN
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#65647
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Re: Bitx-40 Arrived Today - Advice Solicited on My Plan
Just getting started on my 40. Is there a preferred pot? Would you please share the dealer and part number for the pot? Sam WY8V
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SAM R BURNES <sburnes@...>
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#65646
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Re: Voltages at test points on V4 boards
#bitx40help
#calibration
Scott, I have test instruments that can do what you suggest but the majority dont. Diode detectors will only be useful in the later stages of the final amp as earlier stages run at minuscule signals
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Raj vu2zap
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#65645
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Re: Voltages at test points on V4 boards
#bitx40help
#calibration
Hi Raj This is even more useful. Could we not measure those RF voltages with a regular RF probe (e.g., containing a germanium diode to rectify them to DC) and DVM, or an oscilloscope with bandwidth in
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Scott Schillereff
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#65644
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Re: Ubitx - using Amateurradiokits.in AGC
#ubitx
Just thought, I should have added this picture of a finished board, showing the parts nicely. Dang big picture. > > -- *k*
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Wayne Leake
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#65643
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Re: CLK 0
well, just because I can? ..I know "smart-ass answer", but I bought the ubitx to play with so ...and I don't like the sound with the clk0 running on it on AM Jim
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jim <ab7vf@...>
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#65642
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Re: CLK 0
with regards to what?
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jim <ab7vf@...>
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#65641
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Re: Ubitx - using Amateurradiokits.in AGC
#ubitx
Also, I forgot, here is the board layout for the board that comes with the kit. I inly have the parts, but will put them on a perfboard. [image: image.png]
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Wayne Leake
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#65640
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Re: Ubitx - using Amateurradiokits.in AGC
#ubitx
Here is the scematic. [image: image.png] -
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Wayne Leake
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#65639
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