Radiotelephony. Description and operation of audio-frequency amplifier unit for simple radio receiving outfits.
Publication Title:
Radiotelephony. Description and operation of audio-frequency amplifier unit for simple radio receiving outfits.
Display Title:
Radiotelephony. Description and operation of audio-frequency amplifier unit for simple radio receiving outfits.
Corporate Agency Authors:
Standards Bureau and Commerce Department
Sort Author:
Standards Bureau
Date:
Mar. 24, 1923
Publish Date ISO Format:
1923-03-24T00:00:00Z
Publication Start:
19230324
Publication End:
19230324
Corporate/Agency Author:
Standards Bureau
Publication month:
10
Publication year:
1923
Description:
18 p. il. 1 pl.
Notes:
(Circular 141.)
Notes:
(Circular 141.) * For Sale by Superintendent of Documents. Paper, 10c.
Notes:
NOTE.—This is the 5th of a series of circulars describing very simple radio receiving equipments, which were originally prepared for use of boys' and girls' radio clubs of States Relations Service, Agriculture Department. The previous circulars of the series are Standards Bureau Circular 120, 121, 133, and 137.
Availability:
* For Sale by Superintendent of Documents. Paper, 10c.