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RADIO BROADCAST ADVERTISER
Announcing^^B^"}^ estrah"
Frost Fones
No. 162—2000 ohm..$5.00 No. 163—3000 ohm.. 6.00 Undoubtedly the best phone on the market for the amateur's use. Approved by our Engineers.
No. 133. Jack only .$0.65
and Jobbers of Apparatus Exclu
Manufacturers Quality Radio siv.ely.
Our specialty is supplying the Radio needs of Amateurs.
TO AMATEURS
If your dealer does not have equipment shown on this page write us. Ypu will find that every item represents the best of its kind.
TO JOBBERS AND DEALERS
The Amateur will ask for the equipment approved by Radio Engineers. We carry, manufacture and show in our ads nothing but Radio Apparatus which has been thoroughly tested and approved.
WATCH FOR NEW ITEMS!
PHONE PLUG No. 137
Takes the cord tips. Sliding sleeve permits tightening the set screws to hold the cords permanently. Price $1.25
FROST JACKS
Supplied with washers to fit any panel. Spring terminals spread to permit easy soldering. Pure silver contacts, nick,el-silver springs. Interchangeable with other makes. Packed in individual containers. Prices listed under each style.
No. 131.
**WESTRAp'* DIALS
Bakelite
$1.00
or !4 " shaft.
inch
3/16'
Eleclrose Insulators
Midget No. 1 06 1 $0.30
Ball Type .45
St rain Type No. 10 45
Aerial Wire
7 Strand No. 22 100 ft.
Copper $0.98
Phosphor Bronze 2.45
No, 135, Jack only $1.00
No. 134. Jack only $0.75 No. 131. Jack only $0.90 No. 136. Jack only $1.25
"B" Storage Battery
This is a liquid storage battery made of only new materials; grids of the plates are moulded individually and are de' *^ signed for radio work
only (not old automobile battery plates cut up). Th^ plates are pasted, given a forming charge; discharged and recharged in accordance with the best practice. They come to you charged. Rubber and wood separators used. Voltage variable on positive end; 18-20-22-24 volts. Price each....$5.75
Frost Radio Plug No. 132
Specially designed for panel work. Standardized construction makes plugs interchan geable with other standard makes. Packed in individual containers.
Price, each . $1.00
Aadio Hand Microphone No. 155
This hand microphone is designed especially for radio work. It is not suitable for wire telephone work.
Price, each
$600
Western Radio Mfg. Co., Inc.
154A Whiting St.
H. E. WILLMORE
Vice-President and Gen. Mgr.
CHICAGO, ILL.