(410) 636-5668

Box 752
Andrews Air Force Base, MD 20762

http://amwindow.org

Map & Directions

Company Description:

A Web site for the advancement of AM operation on the Amateur Radio bands.

Web Results:

The AM Window

Home A-V B-Board Features Stuff Tech Why The AMer's Home on the Web ARRL AM Phone Operating and Activities Page Check it Out Get sights and sounds in the A-V Section Great radio stories in the Features section. Links to AMers , Frequencies , Nets and Resources in the Stuff Section. Mods, tutorials a...

Working Aid

Determining Modulation Percentage The table below allows for easily determining the level of modulation of an AM transmitter. Set the peak-to-peak (pk-pk) unmodulated carrier level to two (2) divisions (one above the zero line and one below to best observe waveform symmetry) on the oscilloscope. The...

Shunt-Fed Modulation

Shunt-Fed Modulation for Your AM Transmitter T his article is from the August 1958 edition of Radio and TV News magazine. It describes shunt-fed modulation (often refered to as modified-Heising). The author, then W3FEP, Richard Genaille also gives details on how he used the shunt-fed system with an ...

Instructions for Posting

Tips for Posting Success Refer to the attached image below. 1. If it's a long message, click on the Post Reply Link at the top of the page. This will scroll the page to the bottom revealing the posting fields. If it's a short message, the posting fields will probably already be visible and you won't...

On Minimum Frequency...

On Minimum Frequency Spacing for AM Amateur Radio Stations by Steve Ickes, WB3HUZ Introduction The question of minimum spacing for AM amateur radio stations arises often and is usually the subject of vigorous debate. However, I've seen little in the way of either empirical or theoretical data to bol...

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