Mike Waters's user avatar
Mike Waters's user avatar
Mike Waters's user avatar
Mike Waters
Moderator
  • Member for 6 years, 2 months
  • Last seen this week
17 votes
Accepted

How did hams manage to tune their antennas before VSWR meters?

17 votes
Accepted

Are Baofeng radios illegal in the U.S?

11 votes

How to programmatically distinguish European from non European call sign?

10 votes

How to clean up profanity on airwaves

9 votes

How did the terms like QRZ, QTH, and other forms of ham shorthand evolve?

9 votes

In-house repeater?

8 votes

Can an SSB transmitter be used to transmit PSK?

8 votes
Accepted

What do old unit abbreviations like "mfd" and "kc" mean, and where did they come from?

7 votes
Accepted

Looking for a book that contained a circuit for receiving (literally) underground amateur radio transmissions

7 votes

Why are loopstick ferrite antennas commonly wound with Litz wire?

7 votes
Accepted

Why are germanium diodes specified in amateur radio designs?

6 votes
Accepted

Why is this requirement in 60m in the US?

6 votes

Is free space path loss dependent on frequency?

6 votes
Accepted

How to renew an expired US license as an expat?

6 votes
Accepted

How do VHF antennas compensate for change in frequency in Frequency Modulation?

6 votes
Accepted

How do Field Day participants protect from lightning?

5 votes

What is Spectral Subtraction for noise reduction?

5 votes

What kind of loop antenna is this, and what is the relationship between its diameter and wavelength?

5 votes

Last Morse call for Thomas?

5 votes

Looking for a schematic of a DIY circulator

5 votes
Accepted

How often are we required to send our callsign?

5 votes

What might this tower be used for?

5 votes
Accepted

Will an iron chimney work well as an antenna?

5 votes

I was told to check the cluster. What does that mean and how do I do that?

5 votes

Wire antenna slightly too long

5 votes

Why does "Ethics and Operating Procedures" suggest tuning on a dummy load?

5 votes
Accepted

Testing for 'Bad' Coax

5 votes
Accepted

Can anyone tell me how to make a 35 m long wire antenna work on 80, 40, 20, 15 and 10 metres?

5 votes

Soldering PL-259.. with a torch?

5 votes

How does an E-Z-O Antenna work and why does it appear in Wikipedia's article on quad antennas?

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