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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
Antique Radios

RCA 56×3 – Exterior Work Part two…

2021-02-22 Ken Cechura

So, after reading how the real experts do restoration (see previous post on this radio), I decided to pick up some citrus stripping gel to give it a shot. I…

Antique Radios

RCA 56×3 – Exterior Work

2021-02-22 Ken Cechura

So, the radio I bought was obviously not in the greatest shape, though I have seen some amazing restoration work by others on far more damaged radios. This one was…

Antique Radios

RCA 56×3 – work continues

2021-02-19 Ken Cechura

There’s nothing really remarkable about replacing wires, except for the pile of insulation bits on the bench under the radio. It’s somewhat impressive when you consider those bits of insulation…

Antique Radios

RCA 56×3 – Work Starts

2021-02-14 Ken Cechura

Prior to receiving the tubes, I had gotten the electrolytics in, and replaced all of the capacitors under the chassis except for one of the square molded “Solar” brand mica…

MMDVM and DMR Uncategorized

Picking apart the MMDVM DMR Gateway .INI file

2021-02-09 Ken Cechura

So, I’ve been having a LOT of trouble getting my MMDVM to cooperate and pass Brandmeister traffic…I could connect to the TGIF network, and got green lights on the Pi-star…

Antique Radios

RCA 56×3 – First Steps… Inspection

2021-02-06 Ken Cechura

OK, so I explained why I was doing this… let’s face it, the challenge is also interesting. I started by pulling the chassis out of the radio, and wiping off…

Antique Radios

RCA 56×3 – A Different Kind of Radio Project

2021-02-04 Ken Cechura

So I’ve gone from high tech digital TDMA type stuff back to a wooden box with high voltages and glowing tubes. During a visit to my Mom’s cousin’s house, I…

Uncategorized

DMR Radio Programming Tool

2021-01-25 Ken Cechura

or “Stupid Excel Tricks”, Part 1 So, the CPS (programming software) for both the Anytone 878 and Connect Systems radios is atrocious… well.. in my opinion. I’m used to Astro…

Radio and Electronics

Stupid Astro tricks, Part 1

2021-01-14 Ken Cechura

Will there be a part 2? we’ll see. At one time, I had several XTL-5000 radios in my truck – and accessories like VRS750s (vehicular repeater) and System 9000 PA…

Radio and Electronics

Another SDRTrunk update

2021-01-14 Ken Cechura

So, I posted a while ago about my SDRTrunk setup using a USB hub and a couple RTL-SDR sticks. This setup worked, but I wanted it to be more capable,…

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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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