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RADIO BROADCAST ADVERTISER
INSURE CLEAR. SILENT OPERATION. DISTORTIONLESS RECEPTION
PRECISION AtJcE
RESlStA^ UNITS
tittCS
ACCURACY GUARANTEED INDIVIDUALLY TESTED
MOISTURE PROOF CONSTANT IN VALUE
Work Rite Neutroformer
This instrument is made up of one WorkRite Variable Condenser and one WorkRite Neutrodyne Transformer mounted together. Very efficient.
WORKRITE
KIT
New Model 25 Neutrodyne
(Licensed under Hazeltine Patent No. 1450080)
The Kit you want for your Neutrodyne Receiving Set. All parts are latest design and guaranteed to give best results. This Kit is packed in a most attractive box. The following parts are included in it.
3 WorkRite Neutroformers {New design)
2 WorkRite Neutrodons
{New style)
3 WorkRite E-Z-Tune Dials
Panel Layout and complete instructions.
$25.55
WorkRite Non microphonic Sockets
These Sockets are made with a Bsponge rubber base which prevents ringing in the set due to jarring the tubes. Very attractive and efficient.
No. 199forUvl99 and C299 Tubes 75c
No. 200 for all regular tubes 90c
No. 200 Panel Mounted $1.15
OTHER WORKRITE RADIO PARTS
WorkRite Super Variometer $3.50
WorkRite 180° Super Variocoupler 3.50
WorkRite Vernier Rheostat 1.00
WorkRite Hydrometer .75
WorkRite Resistance Cartridge .40
Send for our complete catalogue and then you will be sure to use all WorkRite Parts for your set.
Thousands of Radio Fans testify to the truth of our slogan;
"WorkRite Radio Parts WorkRite'* ^
THE WORKRITE MANUFACTURING CO.
1823 E. 22nd St. Cleveland, Ohio
PRECISION RESISTANCE UNITS
Amateurs and Radio Engineers who have experimented in the building of Radio Receiving Sets have found that the RADIO RESISTANCE UNITS are unexcelled. They positively insure quietness and pure tone reception— for satisfaction sake try one and note the difference in the purity of the tone reception in your Radio Outfit.
If your Dealer cannot supply you, write
THE DAVEN RADIO COMPANY
RADIO RESISTOR SPECIALISTS
144 Bleecker Street Newark, N. J.
£DSOh|
Tone Tested ^
Radio Headsets
2000
OR
3000
OHMS
THE lowest-priced first quality headset on the market today. Compare with headsets costing twice our price. Re-, turn ours if not satisfied. Our written guarantee protects you. Send $3 by registered mail or money order. Buy direct of us and save the difference. We ship postage prepaid, same day order is received. Ask for our
Free Catalogue of Radio Parts
EDSON RADIO SALES CO.
1 Elm wood Providence, R. I.
^ Tested and approved by Radio Broadcast