Re: USB experts? Question about serial devices, implementing multiple ports on QDX
Hi Hans, just an observation¡you kinda already have done this on the QLG2 gps module haven¡¯t you? ?a USB serial port and the gps data out (TTL) that I just recently ran a bluetooth serial dongle
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KEN G4APB
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#91120
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USB experts? Question about serial devices, implementing multiple ports on QDX
Hi all So there was some discussion here about implementing a second serial port on QDX. This would allow some configuration and monitoring activities to take place on one serial port connected to a
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Hans Summers
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#91119
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Re: No spots on wsrnet.org.
Hi Ed Any drift worse than 4Hz in either direction means WSPR is not decoded. This level of drift would be hard to hear by ear or see on a spectrum analyzer; it needs an audio waterfall really like in
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Hans Summers
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#91118
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Re: No spots on wsrnet.org.
Thanks Hans My ham band transcievers have a 500 hz CW bandpass. So, listening to my QCX WSPR transmission,? I can't really say if there is drift, or I am off frequency by a few hundred HZ I got out
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Ed Mohrman WA7EM <ejmohrman@...>
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#91117
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QDX - CAT Test = No Green, TX fine, but no signals on WSJTX waterfall / receive on any band
#qdx
#troubleshooting
I just completed my QDX and am operating it on a Raspberry Pi 3 B+ which is what I intend to do my portable work with. After doing a firmware update I launched minicom and ran through the serial
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Rob - KC4NYK
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#91116
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Re: No spots on wsrnet.org.
Someone explained that WSPR requires the number part of the callsign by the 3rd character. The number in Hans call is the 2nd character, thus the need for the leading blank. In my callsign, the number
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Ed Mohrman WA7EM <ejmohrman@...>
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#91115
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Re: No spots on wsrnet.org.
Thanks, John. I do use time.is, it keeps my laptop pretty much in sync with their atomic clock.? And when I set the time on my QCX minis I use my laptop as the reference time. I'm not sure why the
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Mark K9TR
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#91114
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Re: Missing parts in QDX kit
I worked in Radio Shack for 22 years, the last 17 in my own store, and I can¡¯t text you how many times a customer would report that a part was missing and we would ask them to check the styrofoam
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KK4ITX John
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#91113
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Re: QDX - WSPR - Transmit appears OK but No WSPR spots
#qdx
#wspr
Al? WD4AH,? excellent idea re the KiwiSDR.? I had forgotten about this tool - thanks for the reminder. Paul,? yes - the PC clock is syncro'd every 4 hours with NetTime. William and Alan - thanks
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Scott W
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#91112
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Re: Missing parts in QDX kit
You'd be surprised how often that happens. I was cleaning out my attic and found an old DigiKey order from a decade ago full of peanuts, with an envelope of parts in the very bottom of the box. ?
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William Smith
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#91111
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Re: QCX 5th birthday
That is impressive, Larry. Sounds like plenty of skill to augment the hardware in use.
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Joshua KJ7LVZ
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#91110
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Re: Missing parts in QDX kit
Found them in my rubbish bin.
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Philip G7JUR
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#91109
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Re: No spots on wsrnet.org.
Mark, Try time.is it is quick and easy to get WSPR time set correctly. Time.is works on all platforms and that helps me in the parks as I generally run WSPR to check propagation, usually at 200mw as
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KK4ITX John
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#91108
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Re: No spots on wsrnet.org.
My QCX minis with TCXO's? have spots reported on 40 and 20m, running 3 watts, indoor antenna.? Setting the time manually via the beacon mode is painful.? It takes several attempts to get the time
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Mark K9TR
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#91106
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Re: #QDX T1 heat; thermal design
#qdx
Sounds like you may be using the 18th century email delivery system to receive group messages. In which case check your subscription settings to full featured digest rather than plain text. Or better
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- Andy -
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#91105
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Re: QCX 5th birthday
Eighteen months ago, after a 60-year absence, I got back on the air with a 4-watt 20-meter QCX+ and a dipole in the attic. So far, I have worked 49 states (all confirmed) and 93 countries (84
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Larry House
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#91104
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Re: #QDX T1 heat; thermal design
#qdx
I'm curious? ?Why don't I see pictures in this group when others say they are there ??
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@BruceUK
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#91103
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Re: QDX input Analysis
#qdx
Hello Ken Yes it analyzes audio generated by WSJT-X and sent to QDX. But to use it, one must put the QDX and WSJT-X in VOX mode. It's a bit inconvenient but inevitable because CAT and the terminal
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Hans Summers
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#91102
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Re: Calibrating the reference frequency on QCX+
#calibration
And that time your typo meant to say "27.004 MHz" Hi Hi. We are all on the same page Simon. No problem. One quick note. Sometimes I get the formula upside down. If it turns out that the frequency is
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Ronald Taylor
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#91101
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Re: QDX with Bluetooth?
#qdx
#bluetooth
Ken:? I wonder if a "virtual audio cable" would work for your audio signal routing needs? 73, Don N2VGU
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Donald S Brant Jr
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#91100
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