Re: Need Solution
Ouch!
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jjpurdum
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#33527
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Re: Need Solution
To much voltage applied (20v) my mistake. Was using variable power supply. Won¡¯t be using any more. Tom AB9EK
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Tom Schulte
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#33526
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Re: [AmateurRadioBuilders] [SoftwareControlledHamRadio] T41 Hardware Directions
Yeah that is what I¡¯m talking about¡ the one in the previous email¡ Dr. William J. Schmidt - K9HZ J68HZ 8P6HK ZF2HZ PJ4/K9HZ VP5/K9HZ PJ2/K9HZ VP2EHZ Owner - Operator Big Signal Ranch ¨C K9ZC
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K9HZ
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#33525
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Re: [AmateurRadioBuilders] [SoftwareControlledHamRadio] T41 Hardware Directions
Dr. Bill, How about plug/jack power connectors, other than using an offset ratchet screwdriver to install and tighten the power points. It looked like you had an idea of the connector to use in a
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J P Watters
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#33524
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Re: [AmateurRadioBuilders] [SoftwareControlledHamRadio] T41 Hardware Directions
Tou gave me a great idea! I think I¡¯ll offer a version of the 20A distribution kit with pluggable connectors for a slight upcharge. Thanks for the idea¡ Dr. William J. Schmidt - K9HZ J68HZ 8P6HK
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K9HZ
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#33523
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Re: T41 V12 software development path forward
The 2484 number means nothing and does not mean there's a problem. We could reduce that number a lot if we start stripping features out of the T41, but that's not a solution. I'm not sure what you
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jjpurdum
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#33522
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Re: Need Solution
How??
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jjpurdum
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#33521
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Re: [AmateurRadioBuilders] [SoftwareControlledHamRadio] T41 Hardware Directions
This power strip I attached to back panel. Tim
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Tim
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#33520
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Re: NanoVNA SV4401A
Duane Excellent, good luck. Regards 73 Phil VK2KKZ
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Phil Taylor
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#33519
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Re: T41 V12 software development path forward
That¡¯s where I was going¡ Dr. William J. Schmidt - K9HZ J68HZ 8P6HK ZF2HZ PJ4/K9HZ VP5/K9HZ PJ2/K9HZ VP2EHZ Owner - Operator Big Signal Ranch ¨C K9ZC Staunton, Illinois Owner ¨C Operator Villa
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K9HZ
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#33518
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Re: Need Solution
Well I did it again, shorted out the teensy. Now wait for another. Tom
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Tom Schulte
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#33517
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Re: T41 V12 software development path forward
Bill Even RPi 0 has HDMI! Could it be dedicated display module? I think there even smaller ones also. Tim
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Tim
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#33516
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Re: T41 V12 software development path forward
I'm deep in the weeds of learning about Test Driven Development (TDD) and stateful programming. I'll be doing some experiments and writing some test code to get more familiar with the programming
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Oliver KI3P
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#33515
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Re: T41 V12 software development path forward
Maybe even a RPi that has native HDMI circuitry... maybe even multiple display capability (think main plus an external display). Dr. William J. Schmidt - K9HZ J68HZ 8P6HK ZF2HZ PJ4/K9HZ VP5/K9HZ
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K9HZ
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#33514
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Re: T41 V12 software development path forward
Inside the T41 code: grep tft * > out Looking at out: it has 2484 lines. There are a few ways this could be approached. One would be that replacement class for the RA8875 stuff. It could have
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jerry-KF6VB
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#33513
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Re: T41 V12 software development path forward
Yeah Terrance did that¡ Dr. William J. Schmidt - K9HZ J68HZ 8P6HK ZF2HZ PJ4/K9HZ VP5/K9HZ PJ2/K9HZ VP2EHZ Owner - Operator Big Signal Ranch ¨C K9ZC Staunton, Illinois Owner ¨C Operator Villa Grand
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K9HZ
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#33512
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Re: T41 Hardware Directions
Tim My system is V10 but the boards and box are the same size I think. My boards are all mounted with the mounting holes at the top.? My different card holders have long vertical arms and the details
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Harry Brash
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#33511
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Re: T41 V12 software development path forward
You can fully modularize the display code or even remove it from the T41 software entirely, but it would take a lot of work.? A lot can still be done without going to such extremes though.? I have a
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Terrance Robertson, KN6ZDE
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#33510
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Re: T41 Hardware Directions
¡°Different power connector on boards, getting to those screws when in a case is torture. I installed a distribution strip on back panel with 2 pin molex connectors to make it easier to take out
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K9HZ
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#33509
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Re: [AmateurRadioBuilders] [SoftwareControlledHamRadio] T41 Hardware Directions
Forgot the TDA7312¡. One of my favorite parts! Dr. William J. Schmidt - K9HZ J68HZ 8P6HK ZF2HZ PJ4/K9HZ VP5/K9HZ PJ2/K9HZ VP2EHZ Owner - Operator Big Signal Ranch ¨C K9ZC Staunton, Illinois Owner
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K9HZ
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#33508
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