Re: uBitX v.6 schematic / driver and finals transistor symbols /
#ubitxv6
#v6
Loris--I guess something was lost in the translation from English to Italian and back to English, but I take it you can't answer my question. My non-robotic 'imagination' already suggested the
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Todd Carney
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#83864
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Re: uBitX v.6 schematic / driver and finals transistor symbols /
#ubitxv6
#v6
Hey Todd !!! making the shoes to the flea on the schemes does not seem to me a constructive way to experiment !!! I think the fantasy is dead !!! ... I have read many posts in this forum and I have
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IW4AJR Loris <lorisbollina@...>
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#83863
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uBitX v.6 schematic / driver and finals transistor symbols /
#ubitxv6
#v6
Folks, On Farhan's schematic for v.6, the pre-drivers, drivers, and finals transistors are drawn in a way I've never seen before. There's solid lines from the base of one transistor through the circle
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Todd Carney
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#83862
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Re: SWR meter with second arduino
Hello Dennis, Thank you for your information So far I don¡¯t have a second Nextion. (In 2021?) So my edit would be a main 5-inch Nextion and a 3.2-inch Nextion in secondary. So it should work.
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Gerard
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#83861
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Re: New to list
Before uBitx GDP was a good proxy for happiness.
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iz oos
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#83860
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Re: SWR meter with second arduino
You might be interested in my project.? ?I have created a major revision to Dr. Lee's standalone I2C with a bunch of enhancements, including a way to calibrate the power/swr meter.? Included is my
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Dennis C (WC8C)
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#83859
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Re: S-Meter Nextion, ask
Are you using the second Arduino for the SMeter?? If so, then the speed is based on how the code is written and the communication mechanism with the Nextion.? I have replacement firmware for the
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Dennis C (WC8C)
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#83858
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Re: S-Meter Nextion, ask
Dennis, the uBitx version is the 5, 3.5 inch Nextion, Firmware 1.20 from KD8CEC. Best regards
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lu7yw
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#83857
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Re: New to list
Hello Raj It doesn't matter which bands he wants to experiment on, even in SHF they never experimented on 3.4 GHz ... but now we're losing the band all over the world! ... private interests go in the
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IW4AJR Loris <lorisbollina@...>
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#83856
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Re: New to list
Loris, He has stated that they are not in ham bands earlier. Raj
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Raj vu2zap
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#83855
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Re: Question: Why do you call "AGC" a simple automatic antenna "attenuator" in this forum?
#ubitx
#ubitxv6
Hello Bob, For the use of old radios, I almost agree with you, but 40 or 50 years ago there were already on the market beautiful and indestructible specialized radios for HAM, such as Collins, Drake,
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IW4AJR Loris <lorisbollina@...>
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#83854
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Re: New to list
Hello Rafael, what kind of "experimental license" do you have? to work in the frequency bands assigned to the "Radio Amateur Service" (see the ITU assignments) it is "ESSENTIAL" to have a Radio
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IW4AJR Loris <lorisbollina@...>
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#83853
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Re: SWR meter with second arduino
http://www.hamskey.com/2018/07/standalone-signal-analyzer-i2c-type.html Maybe this one, i am workin on it to egards Rene Netherlands
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Rene <rmvanb@...>
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#83852
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Re: WARNING: Promotional offer
And it's an American venture. That's good. "Oh, say can you 'C'...?" Bob ¡ª KK5R
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Bob Lunsford
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#83851
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Re: WARNING: Promotional offer
Hi Bob: The book is a pretty complete introduction to the C programming language, especially as it would be used in a microcontroller environment. Rather than me trying to summarize it, you can go to
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Jack, W8TEE <jjpurdum@...>
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#83850
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Re: Question: Why do you call "AGC" a simple automatic antenna "attenuator" in this forum?
#ubitx
#ubitxv6
Hello IW4AJR Loris! I didn't know it was from another time, thanks for sharing it. Darrell Lee Advanced Data Systems, Inc. dlee@... 864-230-9626
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TD <dlee@...>
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#83849
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Re: Question: Why do you call "AGC" a simple automatic antenna "attenuator" in this forum?
#ubitx
#ubitxv6
Some of the old vintage radios and amplifiers are real hunks of steel compared to what we use today but never forget that we won wars with those old relics. Also, some are still used today; when I
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Bob Lunsford
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#83848
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Re: Question: Why do you call "AGC" a simple automatic antenna "attenuator" in this forum?
#ubitx
#ubitxv6
There was no standardization in the old magazines! P1 stands for Potentiometer 1 nothing more! Come on ... a little imagination doesn't hurt !!! ... look at those scoundrels who made electronics 50
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IW4AJR Loris <lorisbollina@...>
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#83847
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Re: Question: Why do you call "AGC" a simple automatic antenna "attenuator" in this forum?
#ubitx
#ubitxv6
Hello Darrell ... But what do you want to expect from a magazine from 40 years ago? ... symbols and diagrams were often drawn by hand by inexperienced people then passed to printing without controls
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IW4AJR Loris <lorisbollina@...>
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#83846
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Re: WARNING: Promotional offer
Jack, please post a short/brief summary of the book's general features such as what it deals with and the goal of the book. This is for 1) those who would like to see what the book is about (that may
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Bob Lunsford
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#83845
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