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Search Results
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Thread: VK2RSY 23CM Beacon
Post: RE: VK2RSY 23CM Beacon
| Maddens 23cm parrot repeater idents a long ident quite often. Is that useful?
As you know, I'm at Emu Heights some 70Km away, 40m ASL and hear it with my IC-120
and a corner reflector. I can trig... |
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VK2ZIW |
1296MHz, Microwave & Opto
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3 |
37,153 |
11-07-2023, 10:22 AM |
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Thread: Ok, I have bought my first SDR dongle...
Post: RE: Ok, I have bought my first SDR dongle...
| The "Simple SDR" and the BG7YZF boards with the Mirics chipset, around $15 on eBay.
2023
I've had success. Read my write-up on my website:
www.unixservice.com.au/hamradio/websdr/
Basically, use ... |
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VK2ZIW |
Computer related
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14 |
6,945 |
04-06-2023, 10:08 PM |
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Thread: Internode & IInet close their user web spaces
Post: RE: Internode & IInet close their user web spaces
| I manage my local Men's Shed IT systems and thus our webserver:
www.nepeanshed.org.au
and, at port 8073 is the webSDR.
www.nepeanshed.org.au:8073
Join a Men's Shed.
Then, of course, is my own, ... |
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VK2ZIW |
General Discussion
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7 |
5,087 |
04-06-2023, 09:56 PM |
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Thread: FreeDV using Codec2 a low bit rate HF codec
Post: RE: FreeDV using Codec2 a low bit rate HF codec
| Are out latest SBCs up to the task of 2020 (Neural Network) modes?
I acquired an Odroid M1 with the Rockchip RK3568 SoC.
Short answer: NO.
Anybody here who'd like to optimise the code using t... |
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VK2ZIW |
Digital Modes
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29 |
11,863 |
13-02-2023, 06:53 AM |
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Thread: Looking for 8M reception reports
Post: RE: Looking for 8M reception reports
| WebSDR here, Emu Heights NSW is now listening with a 3el 6m beam for Hil VK2AZ in Glenmore Park.
www.unixservice.com.au:8073
I'd put the 8m band in the Men's Shed webSDR but the NBN FTTC failed so... |
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VK2ZIW |
General Discussion
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6 |
2,280 |
20-01-2023, 10:42 AM |
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Thread: Ok, I have bought my first SDR dongle...
Post: RE: Ok, I have bought my first SDR dongle...
| I want to put my SDR on the net so, I had in the draw an SDRPlay RSP1.
But in 2019 I couldn't get the SDRPlay drivers to "see" it on my PC.
Luckily their Raspberry Pi SD card image did "see" it.
So... |
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VK2ZIW |
Computer related
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14 |
6,945 |
15-01-2023, 03:24 PM |
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Thread: M2 Button Insulators / Keepers
Post: RE: M2 Button Insulators / Keepers
| For 6, 2 and 70cm beams I use a square boom.
Mount the elements on small pieces of 6mm PVC sheet.
.http://www.unixservice.com.au/hamradio/antenna/2m/2-70yagi.jpg |
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VK2ZIW |
Wanted
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6 |
2,500 |
02-01-2023, 02:58 PM |
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Thread: FT8 Bots what exactly are they
Post: RE: FT8 Bots what exactly are they
| I have "freebeacon" running here, 24x7, listening for Codec2 mode 700D in "test mode"
trying to ascertain the usefulness of a reverse beacon that does a little more in that
it re-sends the data rece... |
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VK2ZIW |
General Discussion
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9 |
2,526 |
19-12-2022, 07:06 AM |
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Thread: 'POLLY' IS BACK IN SERVICE
Post: RE: 'POLLY' IS BACK IN SERVICE
| I'm 70Km away at Emu Heights (up only 10m) and it's usually S3 on my IC-120.
Sometimes it's 20/9.
Antenna here: 60deg corner reflector made from a Bunno 600 x 900 handysheet of 25mm mesh.
and, with... |
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VK2ZIW |
AIS, Beacons, FM & TV DX
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1 |
14,505 |
13-05-2022, 08:28 PM |
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Thread: FreeDV using Codec2 a low bit rate HF codec
Post: RE: FreeDV using Codec2 a low bit rate HF codec
| Success at last, the "repeat" side of my project is WORKING !!!!
Sourcecode at: https://github.com/AlanVK2ZIW/freebeacon
Download the app from FreeDV.org and announce your presence on
QSO.freed... |
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VK2ZIW |
Digital Modes
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29 |
11,863 |
12-05-2022, 04:32 PM |
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Thread: MS or SpE ?
Post: RE: MS or SpE ?
| We now have a WebSDR on my Men's Shed building here in Western Sydney, somewhat more 6m beacons here.
www.nepeanshed.org.au:8073
At last, Telstra have given this a fixed IP address again after g... |
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VK2ZIW |
50MHz
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6 |
16,820 |
07-05-2022, 07:28 AM |
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Thread: FreeDV using Codec2 a low bit rate HF codec
Post: RE: FreeDV using Codec2 a low bit rate HF codec
| Hi all,
A YEAR has passed by since my last post. Hil has added Codec2 as a mode on VKSpotter and there is activity in the USA as noted on qso.freedv.org.
So, what will 2022 bring??? The Apple M1 ... |
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VK2ZIW |
Digital Modes
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29 |
11,863 |
05-01-2022, 06:35 AM |
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Thread: Q65 mode guide for DXers
Post: RE: Q65 mode guide for DXers
| Hi Peter,
Have you tried MSHV ? |
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VK2ZIW |
Digital Modes
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9 |
4,675 |
05-01-2022, 06:11 AM |
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Thread: Cleaning Up Leaked Batteries
Post: RE: Cleaning Up Leaked Batteries
| I suspect bi-carb was recommended as it's a "measure of old" for lead-acid batteries.
I'd use plain water. |
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VK2ZIW |
General Discussion
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6 |
2,179 |
23-09-2021, 03:11 PM |
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Thread: NBN interference
Post: RE: NBN interference
| Now the NBN is here, FTTC, we still have the Optus HFC cable and it's phone lines wipe out 40m all the time.
It's been two years now and it's still connected to most houses in my street.
Wedmore Rd ... |
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VK2ZIW |
EMC, Interference
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39 |
11,044 |
23-09-2021, 03:08 PM |
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Thread: Wanted, circuits for old Australian and ZL made radios
Post: Wanted, circuits for old Australian and ZL made ra...
| Hi all,
We have a Groips.io repository for Australian and New Zealand made two-way radios.
https://groups.io/g/AusLMRadio/
Can you all photograph whatever old units you have and scan in circuits ... |
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VK2ZIW |
Wanted
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0 |
1,696 |
12-08-2021, 04:43 PM |
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Thread: Microwave Operator Survey
Post: RE: Microwave Operator Survey
| ==== From Facebook ====, Noted by John VK2YOC 9/8/2021
Kevin Johnston asked a question in VHF UHF Microwave - VK ZL Amateur ham
radio.
A Question to the team.
Who is using (or at least set up to... |
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VK2ZIW |
1296MHz, Microwave & Opto
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6 |
2,513 |
09-08-2021, 04:49 PM |
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Thread: Loop antenna
Post: Loop antenna
| Hi all,
I'm amazed this topic has not been discussed before.
I was looking at the 1m dia two turns loop antenna of 1/2" heliax when I noticed, it resonated at around 15MHz.
The coil had self capacita... |
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VK2ZIW |
LF, HF, MF
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1 |
2,088 |
12-07-2021, 09:04 PM |
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Thread: Ok, I have bought my first SDR dongle...
Post: RE: Ok, I have bought my first SDR dongle...
| I've added some Aircraft shortwave and VHF AM bands.
Just ask if you want a band, all 1MHz segments. |
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VK2ZIW |
Computer related
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14 |
6,945 |
03-07-2021, 07:56 AM |
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Thread: Ok, I have bought my first SDR dongle...
Post: RE: Ok, I have bought my first SDR dongle...
| Hi all,
The WebSDR at Nepean Men's Shed is now using the SDRplay RSP1's 10bit data mode, not 8bit.
http://110.143.195.8:8073
Once I got into the "C" code, and realised the data was positive integ... |
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VK2ZIW |
Computer related
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14 |
6,945 |
02-07-2021, 10:15 PM |
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Thread: Ok, I have bought my first SDR dongle...
Post: RE: Ok, I have bought my first SDR dongle...
| Well, has anyone used it?
Also at my house here, a HackRF One is listening on 3398.1 MHz and available:
www.unixservice.com.au:8073
In the meanwhile, I've attempted to get the above SDRplay RSP... |
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VK2ZIW |
Computer related
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14 |
6,945 |
30-06-2021, 02:47 PM |
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Thread: 2021 Winter VHF/UHF Field Day June 26/27
Post: RE: 2021 Winter VHF/UHF Field Day June 26/27
| Us Sydney sides are all locked in and the weather looks fine!!
Also ARNSW arranged a Dural day for the 27th. Now off due to COVID |
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VK2ZIW |
Contests, Field Days, Portable Operation, JOTA, SOTA
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11 |
2,040 |
25-06-2021, 09:11 PM |
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Thread: Ok, I have bought my first SDR dongle...
Post: RE: Ok, I have bought my first SDR dongle...
| Have a good look at OpenWebRX. You can make your SDR USB thingy available to others and of course yourself from anywhere, anywhere with a web browser.
Currently at our Men's Shed buildong in South ... |
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VK2ZIW |
Computer related
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14 |
6,945 |
03-06-2021, 05:42 PM |
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Thread: FreeDV using Codec2 a low bit rate HF codec
Post: RE: FreeDV using Codec2 a low bit rate HF codec
| "freebeacon" modified to do the new 700E mode is now available:
www.unixservice.com.au/parrot/src/freebeacon.c
6BK4 replacing 73
Alan VK2ZIW |
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VK2ZIW |
Digital Modes
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29 |
11,863 |
29-12-2020, 08:12 PM |
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Thread: FreeDV using Codec2 a low bit rate HF codec
Post: RE: FreeDV using Codec2 a low bit rate HF codec
| It's December now, and my "parrot" repeater has been running a year now with not one QSO between two amateurs
through it.
It's time for a change.
In the meanwhile the M17 project has created quit... |
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VK2ZIW |
Digital Modes
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29 |
11,863 |
23-12-2020, 07:00 AM |
