Re: uBITX working, question about power, PTT pop, LOUD headphone output
#ubitx
Hi.
Change the CW key to using D0 and D1. You will need to add header pins and modify code...
73, VK4PLN
By
Nick VK4PP
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#42508
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Re: uBITX working, question about power, PTT pop, LOUD headphone output
#ubitx
The problem with CW on the stock uBitx is not enough pins into the Raduino to do?
everything we want it to do.? The uBitx uses a single pin for hand key, paddle dot, and paddle dash,
those all drive
By
Jerry Gaffke
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#42507
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Re: ubitx keyer
Hi,
got my transceiver the other day. It is now built in a metal box and seems to receive well although there is no AGC I guess?
Operating CW is difficult. Have operated CW for decades but now I don't
By
Kai Nilakari
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#42506
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Re: Schematic Drawing Software
TinyCad
By
Don, ND6T
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#42505
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Re: Ownership
Thanx for the update Farhan.. it really means a lot that you are here for us!
73-Gary
Sent: Thursday, February 22, 2018 11:01 AM
To: BITX20@groups.io
Subject: Re: [BITX20] Ownership
We
By
Gary Shriver
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#42504
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Re: uBITX working, question about power, PTT pop, LOUD headphone output
#ubitx
Hi Jim,
I also got the kit from India the other day. I have built it in an ex mobile vhf rig aluminium alloy case.
I am not satistied with the transceiver due to the drawbacks you mentioned.
I like
By
Kai Nilakari
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#42503
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Re: Schematic Drawing Software
DipTrace - schematics, PCBs, libraries, etc. all there.
By
N7PH <hickspj467@...>
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#42502
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Re: Schematic Drawing Software
KICAD http://kicad-pcb.org/, it is open source and free. Lots of videos and
tutorials online.
Some people like autodesk Eagle, which is of course owned by autodesk. I
don’t like it because the free
By
rekuehn@...
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#42501
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Re: Schematic Drawing Software
I use something called FidoCadJ. It comes with a pretty good library and you can add your own symbols. It's a freebie!?
--
John - WA2FZW
By
John P <j.m.price@...>
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#42500
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Another Ubitx Case Possibility
I know that ammo cans has been used for projects since the beginning of time. Spotted this one at Tractor Supply. This one is all metal, has a nice gray hammertone finished and seems to be about the
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wishbone_aaa
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#42499
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Re: Schematic Drawing Software
Eagle for me.
By
Mark Phillips
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#42498
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Re: Schematic Drawing Software
Do I need to download a library for electronic symbols or are they already there for both LTSpice and KICAD?
--
73, W9KJO
Walter
By
Walter
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#42497
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Re: Schematic Drawing Software
KiCad.
By
al_91dak@...
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#42496
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Re: Ownership
Great news on all fronts, Farhan! Profuse thanks and
73
Dex ZL2DEX
By
Dexter N Muir
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#42495
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BITX 40
Hi my BITX 40 come to me in the UK in
13 days i thought that was great
service and the support from this and
the other BITX forums is excellent just
wish we could get more kits like this.
By
flytruck@tiscali.co.uk
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#42494
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Re: Variable power control
Very nice and helpful.? I will save this.
So, you seem to be saying that anything under 4.6volts is too low?
Will you system health display show on your current LCD display?? How will it input
By
Walter
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#42493
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Re: Schematic Drawing Software
Linear Technologies LTspice is a free, powerful and versatile program. You can easily draw excellent schematics and print them
or email them. Many of the schematics you have seen on this reflector
By
Rod Self <km6sn@...>
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#42492
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Re: Schematic Drawing Software
kicad. just get over the learning bump. all free.
- f
By
Ashhar Farhan
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#42491
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Re: Erratic Tuning bitx40!
I had this problem one time and it was the 100k tune pot opened. Just
before failure the pot tuning was unstable.
and noticed the wiper action was getting rough. I was using a cheaper blue
Chinese
By
Larry Smith
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#42490
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Re: My uBitx shipped today
Thanx
Sent: Thursday, February 22, 2018 11:10 AM
To: BITX20@groups.io
Subject: Re: [BITX20] My uBitx shipped today
23 december
By
Gary Shriver
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#42489
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