Tag: AM

PODCAST: This Week in Amateur Radio #1003

This Week in Amateur Radio #1003 Here is a summary of the news trending this week, May 19, 2018. This weeks edition, is anchored by Don Hulick, K2ATJ, Will Rogers, K5WLR, Fred Fittee, NF2F, Rich Lawrence, KB2MOB, and Jessica Bowen, KB2VWX. Produced and edited (and a little anchoring too) by W2XBS. Running Time: 1:37:55 Download […]

via HACKADAY: Why is Donald Duck on the Radio? Math Behind Single Sideband Explained

AM, or amplitude modulation, was the earliest way of sending voice over radio waves. That makes sense because it is easy to modulate a signal and easy to demodulate it, as well. A carbon microphone is sufficient to crudely modulate an AM signal and diode — even a piece of natural crystal — will suffice […]

via the ARRL: Rockwell Collins to be Sold to United Technologies

United Technologies has announced plans to acquire avionics maker Rockwell Collins in a $30-billion deal set to be consummated in 2018. United Technologies said it wants to further enhance its role in aviation for both its military and commercial customers in the area of new aircraft connectivity systems. Collins Radio and later Rockwell Collins for […]

via HACKADAY: RF Noise Floor Concerns From Both Sides Of The Atlantic

Our feed is full of stories about the RF noise floor today, and with good reason. The ARRL reports on the International Amateur Radio Union Region 1 president, [Don Beattie, G3BJ] warning that in densely populated parts of Europe there is a danger that parts of the RF spectrum have become so swamped with noise […]

PODCAST: This Week in Amateur Radio #959

This Week in Amateur Radio #959 Week of July 15, 2017 DOWNLOAD HERE: http://bit.ly/TWIAR959 Running Time: 1:12:13   Here is a summary of the news trending This Week in Amateur Radio. This is for Edition #959 with a release and air date of, July 15, 2017. This weeks edition is anchoredby, Chris Perrine, KB2FAF, Rich […]

Steps to Lower Noise Floor and Revitalize AM Radio

Background noise interference is degrading the quality of broadcast reception, two-way communications, mobile cellphone services and every other form of wireless communications used today at an alarming rate. The FCC and the ITU agree that the DC to 60 GHz+ wide-spectrum background noise floor is increasing as more and more unregulated electronic devices are used […]

PODCAST: This Week in Amateur Radio #958

This Week in Amateur Radio #958 Week of July 8, 2017 DOWNLOAD HERE: http://bit.ly/TWIAR958 Running Time: 1:12:49 Here is a summary of the news trending This Week in Amateur Radio. This is for Edition #958 with a release and air date of, July 08, 2017.This weeks edition is anchored by, Chris Perrine, KB2FAF, Rich Lawrence, […]

via HACKADAY: A Tube AM Transmitter In A Soup Can

A standard early electronics project or kit has for many years been the construction of a small broadcast transmitter with enough power to reach the immediate area, but no further. These days that will almost certainly mean an FM broadcast band transmitter, but in earlier decades it might also have been for the AM broadcast […]

Consent Decree, Forfeiture Terminate FCC Interference Investigation

The FCC has again used a consent decree to resolve an enforcement matter. The FCC Enforcement Bureau recently concluded a radio interference investigation with “a negotiated settlement” and $90,000 civil penalty. The case against AFX Inc. involved the marketing of unauthorized RF devices that interfered with AM/FM radio reception. After the company’s NLL Series LED […]

PODCAST: This Week in Amateur Radio #948

This Week in Amateur Radio #948 Week of April 29, 2017 DOWNLOAD HERE: http://bit.ly/TWIAR948 Running Time: 1:07:53 Here is a summary of the news trending This Week in Amateur Radio. This is for Edition #948 with a release and air date of Saturday, April 29, 2017.This weeks edition is anchored by, Rich Lawrence, KB2MOB, Don […]

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