Re: uBITX drive level..
#ubitx
Thank you for the information. Just to be clear, the changes from Mr. Kang
have fixed your PA drive level with using the IRF510s? No other changes?
Have you checked on 10m?
-Rob
By
Rob Snow
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#41371
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Re: uBITX drive level..
#ubitx
Hi,
I can confirm that the above fix (Mr. Kang) works :-)
Yesterday i changed the value of R65 to 4K7 and the value of R63 to 10 Ohm.
I used 1206 components (desolderd from scrap prints).
I now
By
Andre Berwald PA3EIV
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#41370
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Re: Audio in speakers during Tx
Might try looping lead (leads?) to amp thru a ferrite, or get the split clamp on ones, close to were it goes in the amp?
Wrap up in a coil any extra length of the cable.? Makes a common mode
By
Michael Hagen
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#41369
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Re: W0EB/W2CTX Latest uBITX software release
#ubitx
Thank you Release New Version.
CW keying on MIC PTT is nice.(Impliments mine onto Ver.1)
I'm modified TX HAM BAND ONLY to function:void Check_Transmit(void).
It's need Japan Radio reguration.
and...
By
Mitani Masaru <mitani.masaru@...>
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#41368
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Re: Audio in speakers during Tx
i imagine that Prabha jee
Pleace a 01.1uF capacitor on ech channel, at the middle pin of Violume
control to ground. It would byepass the RF induced in the speaker
connecting cable.
Aduio would
By
MVS Sarma
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#41367
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CAT Support uBITX Firmware CEC Version 1.0 Release
#ubitx
all
I wanted to do a simple hardware modification, so I early to finished firmware develop.
also almost no space left for the programming, I am going to work on fixing bugs.
This version of the
By
Ian Lee
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#41366
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Re: Audio in speakers during Tx
external amplispeaker...
i heard audio even volume down
By
Praba Karan
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#41365
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Re: Audio in speakers during Tx
Is it external speaker or external amplispeaker?
Regards
MVS Sarma
By
MVS Sarma
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#41364
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Re: top band ubitx
160m doublet feed with 450 ohm line.
By
bill richardson
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#41363
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Re: Audio in speakers during Tx
This issue is from microbitx
By
Praba Karan
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#41362
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Audio in speakers during Tx
I am using external speakers. During Tx, it picks transmitted audio.
Any remedies ?
By
Praba Karan
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#41361
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Mic element
Hey all thought I would post a new element I have been playing with,? had some good audio reports with this one after some testing I have decided to keep it.
JLI Electronics (
By
N8DAH
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#41360
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uBITX: Add a keypad
Hi Everybody,
I just uploaded a file which describes a hardware and software modification to the uBITX to interface a resistive keypad.? See kb1oiq_ubitx_keypad.pdf if interested.
Enjoy!
Thanks,
By
kb1oiq@...
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#41359
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Re: top band ubitx
What are you using for an antenna?
Vince.
By
Vince Vielhaber <vev@...>
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#41358
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Re: uBITX Firmware (CEC) 0.30 released (Test version).
#ubitx
David
Thanks for very important information.
that is my mistake.
i plan release version 1.0 from version 0.35 with fixed it.
Thanks again, David.
Ian KD8CEC
2018-02-07 7:49 GMT+09:00 David S via
By
Ian Lee
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#41357
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Re: uBITX wiki
Thanks guys!
Roy
WA0YMH
By
Roy Appleton
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#41356
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Re: top band ubitx
Turned the output down to about 8 Watts and have made 4 contacts on 160 with great reports. Will add a larger heat sink to be safe.
By
bill richardson
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#41355
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Re: pointer needed raduino
No need to add a library for si5351 support when using Allard's Bitx40 code
that is version 1.20 and beyond (including all of the 2.* releases, and Farhan's uBitx code)
The si5351 support is compiled
By
Jerry Gaffke
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#41354
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Re: pointer needed raduino
OK guys, my bad on Allards raduino sketch.?
after a nap and some diligence i realized i did not have the Pinchange library installed.
this is the first time i have ever seen a library installed
By
LKNDAVE <novatronix@...>
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#41353
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Re: top band ubitx
I don’t have a spectrum analyzer but I think your right. Without the LPF installed I’m seeing over 20 Watts out on 160m and with it I see 12watts out so a lot of signal outside of the 160m band is
By
bill richardson
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#41352
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