This article is intended to introduce the beginner to the interesting and challenging art of high frequency radio design. It is also intended to entice the seasoned professional to take a deeper look ...

Digital receivers have revolutionized electronic systems for a variety of applications including communications, data acquisition, and signal processing. This series shows how digital receivers, the ...

Modern radio receivers have a distinct advantage over the common early designs which I covered in my previous article. Most of the receivers you will have worked with over the past couple decades are ...

THE principles upon which radio receivers of various types are designed at the present time have been developed by various technical workers, who have in many cases specialized on particular ...

Marked: "Radio Receiver / Type CN-113-A / Serial no. 587 / 300m to 2500m / Made for Bureau of Steam / Engineering by National Electric / Supply Co., Washington, D.C. / Reg. No. 73 N.S.A. / Cont. No.

Testing FM receivers is not that much different than testing other pieces of audio equipment. Appropriate tests include the big six: level, frequency response, THD+N, phase, interchannel crosstalk, ...

In a bid to ensure consistent and reliable performance in its version of consumer digital radios, the Digital Radio Mondiale (DRM) Consortium has released its DRM Consumer Radio Receiver Functionality ...

Marked: "Grebe Radio / Richmond Hill, N.Y. / Type CR-8 / 150 to 1000 M. / Serial No. 868." Plate: "Licensed Under Armstrong Patent No. 1113149 Oct. 6, 1914 / For Amateur or Experimental Use Only. / ...