Re: slow starting on T41 kit
What files do you want? I can send them to you directly via 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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#32981
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Re: Show and Tell Friday #1
Oh and yes, the encoder boards are generic (have the ability to select CW or CCW, etc)¡ useful for any project. Dr. William J. Schmidt - K9HZ J68HZ 8P6HK ZF2HZ PJ4/K9HZ VP5/K9HZ PJ2/K9HZ VP2EHZ
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K9HZ
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#32980
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Re: Show and Tell Friday #1
I can make them available when I return from holiday¡ Dr. William J. Schmidt - K9HZ J68HZ 8P6HK ZF2HZ PJ4/K9HZ VP5/K9HZ PJ2/K9HZ VP2EHZ Owner - Operator Big Signal Ranch ¨C K9ZC Staunton, Illinois
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K9HZ
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#32979
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Re: [AmateurRadioBuilders] RP Pico 2
Check: https://www.seeedstudio.com/Seeed-XIAO-RA4M1-p-5943.html Earlier Picos could be overclocked at 150MHz, but that overclocking often comes with caveats about doing that. Jack, W8TEE
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jjpurdum
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#32978
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Re: [AmateurRadioBuilders] RP Pico 2
Hi Jack, do you have any links where we can see that info about the *pi pico 2*? afaict, news has been released that the original Pi Pico has been bumped from 133MHz to 200MHz. I don¡¯t see anything
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Graham Whaley
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#32977
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Alternative to Pico?
All: I've also experimented with the XIAO processor from Seeed Studio. It's about the size of your thumbnail and costs $5: It has 256K of flash and 32K of SRAM with 19 general I/O pins, ADC/DAC pins.
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jjpurdum
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#32976
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Re: Show and Tell Friday #1
Just looking at the T41 and K9HZ repos and I can't find the gerbers for either the normal encoder or dual encoder board. I already have the normal encoder board obviously but I am interested in
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Peter McCracken EI3JCB
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#32975
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RP Pico 2
All: I just read that the RP Pico 2 is now capable of running at 200MHz, up from 133MHz earlier. Using CMake, the new speed setting in the compiler is a symbolic constant:
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jjpurdum
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#32974
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V66.4 Calibration Instructions
Here is a revised version of the V66.4 calibration PDF. Al AC8GY
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Albert Peter
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#32973
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Re: T41 V66.4 with Code Revisions
Thanks Albert, SDT66_3 was the first build of the code that actually worked properly for me, appreciate all the hard work from yourself, Jack, Bill, Oliver and the others who have contributed to the
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Peter McCracken EI3JCB
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#32972
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T41 V66.4 with Code Revisions
Hi Everyone, Had some good feedback on the versions 66.1 and 66.3. The attached update fixes the known problems. Fixes include issues with the SSB transmit cal and power levels, which were caused
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Albert Peter
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#32971
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Re: T41 SDT Version 66 with Calibration
With 1kHz from a signal generator into the audio hat and the radio in TX mode I'm not seeing any IQ output from the hat. The three clocks seem to be present although I'm not sure what frequency they
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bty84827531
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#32970
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Re: slow starting on T41 kit
Good news, checked again tonight and I didn't get any error messages. The problem happened on my home desktop and my work Windows 7Pro laptop, thankfully I'm not having any problems now. When it did
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Ron VE8RT
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#32969
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Re: T41 SDT Version 66 with Calibration
I also get no audio out with audio generator to audio hat. I also get no output on cw so maybe I have something else wrong dave, n3ds
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D Solt
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#32968
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Re: T41 SDT Version 66 with Calibration
I did a quick five minute test (it¡¯s late here) with an audio signal generator and likewise got no TX output. Roger G8JWT
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bty84827531
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#32967
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Re: T41 SDT Version 66 with Calibration
Hi Al, Tried your suggestion regarding the tone using Ver066_3. Applied a 1K tone to the mike jack, keyed the PTT no audio. Audio into the audio card but nothing coming out on the scope. Tried with a
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Rick Price
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#32966
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Re: slow starting on T41 kit
*** That's probably because they belong to Bill K9HZ. There are boards that he designed that have become de facto standards for V12. I think - his PA, his LPF, his LPF control card, his BPF. Those
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jerry-KF6VB
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#32965
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Re: T41 SDT Version 66 with Calibration
Hi Al, Thanks for clarifying the need for the user supplied audio tone during xmit IQ cal. I will give that a try and report back. Rick, KN4AIE ________________________________ Sent: Thursday,
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Rick Price
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#32964
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Re: T41 BPF 6m confusion
Bob, Attached is a report showing what I did on 6M. See the chart on pg 2. dave, n3ds [email protected]> wrote:
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D Solt
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#32963
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Re: T41 SDT Version 66 with Calibration
To Everyone having problems with SSB calibration, especially SSB PA power. I did not make it very clear that a signal must be applied to the Mic jack. I will emphasize this in the final version of the
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Albert Peter
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#32962
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