Re: QMX SHIPPED
#72702? marked as dispatched? ?12th July...??
Scotty? ?Gi0bey
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morseoneuk
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#105058
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Re: QMX SHIPPED
My order 72649 marked shipped, yesterday and a shipping notice from Fedex that the label was made. ?I guess it will be a few days before the pile makes it up the road to be actually on the
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August Treubig AG5AT
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#105057
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Re: A song of praise for Hans Summers
Well done, hats off.
By
Axel Kohlgrueber
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#105056
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Re: BS170 EOL
I guess it doesn't count that I still have the belt loop from my K&E, and I
use it to hold a pit viper Beanie Baby to my walter...
73
Jim N6OTQ
By
Jim Strohm
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#105055
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Re: Any More Information on Low Power Output QDX-HB
Is there a way to see the attachments? Not showing up in Safari or Chrome. Logged in. Thanks. Mitch NK3H
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Mitch NK3H
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#105054
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Re: GPS usb port not working
Alright, I guess it helps to go back and read directions and also look at pictures of what you are doing. Anyhow, found I had mounted usb on wrong side of board and removing it was bit tedious with
By
Ken WB5ORA
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#105053
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Re: A song of praise for Hans Summers
*False advertising!!! This wasn¡¯t a song of praise at all. Here¡¯s your song:*
In praise of Hans Summers, let me sing,
A melody of admiration, I shall bring.
With his products, the QRP world
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Randy K7RAN
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#105052
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Re: QCX WARC Party - July 2023
Greetings Luc from South Africa :-)
Thank you so much for preparing and sharing the short presentation of your recent outing to FN, MUCH appreciated!
Europe is SO different to Africa (Duh, obviously
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Nigel ZS6RN
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#105051
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Re: QMX SHIPPED
Randy,
Very interesting and congratulations.
My order number is 72385 (19th May) and I've not had a change in status from 'Completed', or an email from a courier (just checked both) yet. Fingers
By
m0icr@...
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#105050
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Re: QMX Capacitor Swap Gives Lower Power.
#qmx
Bob,
Very similar to my experience. At present 30M is 1 watt lower than before and 20M about 1/2 watt lower. The only difference here is that both caps are installed in the normal manner on from the
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Cliff
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#105049
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Re: QMX Capacitor Swap Gives Lower Power.
#qmx
Um....here's a bit about my results:
- BEFORE the swap 30M was putting out more than 1 watt higher power than 80M, 60M, and 40M ...? PLUS 20M was a 1/2 watt lower than 80M, 40M, and 60M. (And this
By
Bob Finch
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#105048
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Re: QMX SHIPPED
Great - Congrats.
Mine order is #72554 and still in complete status
I bet Hans and team is trying to send batches asap to reduce pileups and
applying the best shipping logistics for that
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EI9ILB
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#105047
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QMX SHIPPED
Just received a FedEX notice that my QMX is expected for shipment today! Also I see that the QRPLabs status of my order has changed to ¡°Shipped.¡± Can¡¯t wait to get started on assembly!! Maybe
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Randy
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#105046
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Re: QMX LTSpice BPF filter plots
Yes, Steve.
Your comments, along with my study of the Softrock Ensemble RX, and a
little bit of LTSpice simulation have pretty well convinced me that
your point of view is correct. The detector
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John Z
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#105045
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Re: QMX LTSpice BPF filter plots
John, It's a difficult subject and I appreciate all your thoughts on the topic. But this last reply seems yo indicate the series LC bandpass filter sees a load impedance of 22-25 ohms, not high
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Steven Dick, K1RF
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#105044
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Re: GPS usb port not working
After looking at circuit board closer, I am beginning to think I may have mounted usb on wrong side of board. It is on bottom of board and not on the side with component traces. Anyhow I guess I can
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Ken WB5ORA
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#105043
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Re: BS170 EOL
Jim Manley,
That's a fabulous story! Thanks for sharing, and for the work you have done
at the Computer History Museum
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John Z
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#105042
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Re: QCX+ Build
I didn't use any glue on my qcx+ build and havent had any issues.? i have used hot melt glue on my unun balun and efhw transformer builds to keep things from rattling around.
Nice thing about hot
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Bryan Curl
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#105041
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Re: QMX LTSpice BPF filter plots
Alan,
I think those resistors serve multiple purposes:
Since the system bandwidth is controlled by the resistance in the
capacitors charging path, having some stable, fixed resistance will
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John Z
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#105040
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Re: QMX LTSpice BPF filter plots
John, From Mr Tayloe's Pacificon presentation - See attached. The quadrature detector assumes a 50 ohm driving impedance. I took a look at the schematic - It's a standard bandpass filter like one in
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Steven Dick, K1RF
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#105039
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