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KC9UMR

Ramblings of yet another nerd...

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Latest Post

Day 13: El Reno, OK to Shamrock Texas – the last day Day 12: Tulsa to El Reno, OK Day 11: several weeks later – Springfield to Tulsa Day 10: Rolla to Springfield, MO Day 9: (Joliet) to Rolla, MO
Radio and Electronics

Icom’s 13 pin DIN… another minor thing.

2024-07-14 Ken Cechura

Once upon a time, I bought some 13 pin DINs to wire my own cables for the Icom 706 (and also later radios). 13 pin solder cups, with my clumsy…

Radio and Electronics

Minor Modifications: Heil Icom Adaptor Cable

2024-07-06 Ken Cechura

I’ve had a Heil Proset Plus IC for quite some time – it’s comfortable, and the phase reversal switch is great for pulling weak signals out of the noise. I’ve…

Radio and Electronics

Updates… RUMLog, WSJT, WFView… MacOS

2024-06-29 Ken Cechura

It’s been a while since I’ve run RUMLOG…. but I’ve been using WFView and WSJT-X together with no issues. I wasn’t keen on the logging abilities of WSJT, so I’ve…

EMI/EMC thoughts Radio and Electronics Uncategorized

A new power supply for the Sprague 600A Interference Locator

2024-05-02 Ken Cechura

Many years ago, I was blessed to get a Sprague 600A Interference Locator from the estate of my Elmer, WB9KHR. As an EMI Engineer, this was just COOL. It was…

Radio and Electronics

Revisiting the cable modem spectrum analyzer

2024-03-28 Ken Cechura

I actually hit the front page of hackaday writing about this one, and I’m still being honest that this was NOT my discovery, I just made a few observations about…

Radio and Electronics Uncategorized

A different radio challenge…

2024-03-21 Ken Cechura

I came across a GR1225 Motorola repeater. We had a use for it, but no one knew what it was set up for. I no longer own a windows XP…

Radio and Electronics

More MacOS Radio – WinLink

2024-03-17 Ken Cechura

Yet another one I’m not going to recreate the documentation required to get it working… but here’s a couple sites with working solutions: Both of these rely on “Crossover” to…

Radio and Electronics

Another “Old” Post Revisited

2024-03-14 Ken Cechura

Some time ago, I wrote about the Drill Battery power adaptors for 12V stuff. Well, I had forgotten about that, and it was just another item in my toolbox. More…

Radio and Electronics

Icom 705 Accessorization

2024-03-03 Ken Cechura

Formerly “Another ‘I’m Cheap’ Icom 705 thing”… Cheap…err….frugal accessories – Tabletop Tripod The most used tabletop mount for the icom 705 is the manfrotto (Amazon) tabletop model. This has been…

Radio and Electronics

I void warranties – LDG Tuner connector upgrade

2024-02-28 Ken Cechura

Disclaimer…. This one’s not a kludge. I have an LDG tuner – one of the 100W models, perfect for QRP or barefoot operation. It has… had… UHF connectors. As you…

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You missed

ROUTE66

Day 13: El Reno, OK to Shamrock Texas – the last day

2026-08-21 Ken Cechura
ROUTE66

Day 12: Tulsa to El Reno, OK

2026-08-21 Ken Cechura
Uncategorized

Day 11: several weeks later – Springfield to Tulsa

2026-08-21 Ken Cechura
ROUTE66

Day 10: Rolla to Springfield, MO

2026-08-21 Ken Cechura

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