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David Hoelzer's user avatar
David Hoelzer's user avatar
David Hoelzer's user avatar
David Hoelzer
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  • Member for 9 years, 1 month
  • Last seen this week
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About

Amateur Extra WA8BIT

Developer/programmer since the 1980s with my hands in many, many things over many years.

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Top posts
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answer
13
How do GPS receivers communicate with satellites?
Oct 9, 2022
answer
10
Extra class first?
Nov 5, 2021
question
6
Tuning/trimming a ground plane antenna
Aug 13, 2015
question
6
Noise & shielding, SDR Dongle
Aug 13, 2015
question
5
Dipole versus ungrounded end fed for HF RX
Aug 12, 2015
answer
5
Noise & shielding, SDR Dongle
Aug 15, 2015
answer
5
What is the etiquette for answering real world, non-contest HF SSB calls?
Sep 17, 2021
answer
5
Manually program the ISS freqs and tones into uv5r without chirp software
Mar 23, 2023
answer
4
Why do single band 10 meter radios exist?
Mar 21, 2023
question
4
Ideal antenna type for FM 2 meters?
Aug 13, 2015
Top Meta posts
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Should we expand the scope of this site to include questions about Morse code?
3
Be a bit vigilant about safety-critical radio tech question
3
10th Anniversary of Amateur Radio SE!
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99
Interacting with C++ classes from Swift
71
Interacting with C++ classes from Swift
35
What's the purpose of the LEA instruction?
30
How can I pass parameters in assembler x86 function call?
27
How is 'rm -rf /' able to delete all files in the system?