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KC9UMR

Ramblings of yet another nerd...

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Latest Post

Weather Alert Page The next headset interface Just another logging project… A Box for Going Places UMRLog…. updates
Radio and Electronics

A new take on the generic programming cable

2015-01-08 Ken Cechura

I previously added (as “comments” to my post on RS-232 to TTL cable) the fact that I had purchased some USB to TTL converters, intending to remove the middle man…

Photography

Photography

2015-01-01 Ken Cechura

Cameras are cool, too…. testing the zenfolio plugin.. For the 100AW rally, I decided I wanted to catch some action photos… which is not a horrible challenge, if one has…

Radio and Electronics

A generic radio programming cable

2015-01-01 Ken Cechura

Many years ago, programming the memories in an amateur radio was a “neat” feature. As the capability was included in more radios, the radio manufacturers also began charging a hefty…

Radio and Electronics

A Whetstone Bridge – and what it’s good for….

2015-01-01 Ken Cechura

Another Article with back story… at about 4:20 PM, I was getting ready to leave work, when my phone rang. Bryan was asking what I knew about whetstone bridges. While…

Radio and Electronics

Return Loss – A new take on VSWR measurement

2015-01-01 Ken Cechura

Well, first some background – and definitions I’ll give some basic definitions and descriptions… if you want the full detailed technical description, try here http://microwaves101.com/encyclopedia/index.cfm Network Analyzer A network analyzer…

Radio and Electronics

Adding IF Taps to the FT-1000 for Station Monitoring

2015-01-01 Ken Cechura

So, about a year ago, I decided I wanted to tinker with SDRs. Many of these, such as the Flex radios, were way too expensive – so I looked into…

Radio and Electronics

A CHEAP Software Defined Receiver

2015-01-01 Ken Cechura

My thoughts on the works of others – and the performance and uses for this unique idea… Allright folks- Barry asked for it, so here it is: I was I…

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You missed

Radio and Electronics

Weather Alert Page

2025-10-24 Ken Cechura
Radio and Electronics

The next headset interface

2025-07-31 Ken Cechura
Radio and Electronics

Just another logging project…

2025-07-28 Ken Cechura
Radio and Electronics

A Box for Going Places

2025-07-18 Ken Cechura

KC9UMR

Ramblings of yet another nerd...

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