Re: #qmx #firmware 1_00_017 AGC, S-meter, LPF sweep
#qmx
#firmware
Awesome work Hans, when I watched the YouTube video last night I thought wow is the QRPLabs group going to be going wild tomorrow!!
Thanks for your incredible commitment to satisfying your
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John R
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#118233
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Re: N1MM config for
#qmx
Hi Randy - Sorry I didn't try keying the QMX on CW via the cat interface in N1MM+. I used mine with a winkeyer which interfaces directly to N1MM+. I tend toward using the external keyer so it is
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Steven Dick, K1RF
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#118232
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N1MM config for
#qmx
I know I've had this working before, but I can't get it going today for the DX contest. N1MM gets the QMX frequency, but won't go into transmit or send CW when I select an N1MM message. Here's what I
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Randy
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#118231
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Re: QDX High bands question
Hans,
Ah yes, I see now. Thank you for the heads up. I have the correct assembly manual (and the other two). Appreciate the heads up!
--
William, k6whp
--------------------
"Cheer up, things could
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k6whp
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#118230
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Re: QDX power levels
The power/current will change with SWR.? The direction will depend on the impedance of the load.? A 2:1 SWR can be 25 or 100 ohms for a 50-ohm system.? ?It also depends on the PA circuit's
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Evan Hand
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#118229
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Re: #qmx #firmware 1_00_017 AGC, S-meter, LPF sweep
#qmx
#firmware
Hans,
Just a quick note: while changing "Audio gain" in band config. menu from the terminal, I observed that the S-meter and the AGC are heavily affected by it, i.e. if I set 0dB of "Audio gain",
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Adrian YO3GFH
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#118228
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Re: Really trivial bug on GPS display QMX
Another nit... if I recall, there was something about December.? I think it said "Dev" instead of "Dec" or something.? Obviously I can't check now.? But can you check on it
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Robb Bates
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#118227
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QDX power levels
I'm having a blast with this thing. I've not done much else this week other than operate on 20m with the QDX I finished on Monday. Built as a low band 12V, I started running at 8V and worked my way up
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John
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#118226
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Re: WSPR Receive Frequency on QCX Mini With TCXO
Thanks, Alan. I'll have a look at the schematic. That sounds promising.
Sent from Outlook for Android
Sent: Saturday, February 17, 2024 10:46:46 am
To: [email protected]
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Karl Haas
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#118225
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Re: QMX HW Diagnostics: No TX?
Final update:
I received my parts and removed the AOD403 without further incident. That was so easy I decided to go ahead and plop in the new one. I ended up not being satisfied with how it landed
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Todd W2TEF
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#118224
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Really trivial bug on GPS display QMX
I spotted a really trivial bug in the GPS display from terminal on the QMX in version 1_00_016 of the firmware
The month is a month out - took the following snap on 17th Feb, not Jan. ?The UT Date
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Paul Wilton
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#118223
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Re: #qmx #firmware 1_00_017 AGC, S-meter, LPF sweep
#qmx
#firmware
Danny,
I failed to mention that the high Smooth Samples setting related to receive only to minimize the background “frying” noise. During Tx, I still hear some clicks, mostly on a crowded
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Paul Christensen
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#118222
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Re: #qmx #firmware 1_00_017 AGC, S-meter, LPF sweep
#qmx
#firmware
I have just tried this and smoothing makes no difference to the clicking for me.? It seems much more related to the AF gain with the clicking being very much reduced with the AF gain turned down and
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Danny Bower
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#118221
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Re: QMX does not turn on a second time
#qmx
Which power supply did you use during the last switch off from normal work?
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@Ludwig_DH8WN
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#118220
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Re: QMX: Requiescat in Pacem
I meant of course "uncommon scenario":
"...I think my use case to provide power to the QMX from one power supply and have a laptop conencted with a different power supply with at least one power
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Joerg DB2OO
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#118219
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Re: #qmx #firmware 1_00_017 AGC, S-meter, LPF sweep
#qmx
#firmware
Thanks, Hans, this update (AGC) really makes a huge difference! ?As a feature request, could the S meter have a peak hold function?
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Andy M0VVA
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#118218
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Frequency Preset number missing
I'm not sure if this is new to 1.00_017 but when selecting a preset (as per 4.9 in the manual), the preset number is not displayed and the display format is not as per the documentation. ? I prefer
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Andy M0VVA
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#118217
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Re: QMX: Requiescat in Pacem
Even if it is not yet Easter my QMX stood up from the deaths yesterday:
Based on Hans' feedback to my dead QMX as was pretty sure, that the CPU would have been killed due to a voltage difference
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Joerg DB2OO
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#118216
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Re: WSPR Receive Frequency on QCX Mini With TCXO
Which reminds me, it is possible to bypass the QCX filter with a switch.
Makes SSB receive possible but not good. WSPR does its own filtering.
73 Alan G4ZFQ
By
Alan G4ZFQ
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#118215
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Re: QDX High bands question
Hello William
The T37-17 (yellow/blue colour) toroids replaced the shiny black ones in
the QDX high bands kit in March 2023. The current assembly manual does
reflect this fact. Please could you check
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Hans Summers
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#118214
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