T EVIS i - AmericanRadioHistory.Com

You headphone users have always
known just what you want -flat response, high
sensitivity, low distortion, rugged construction, lightweight,
comfortable design. Now for the first time, all of these
features are combined in a single headphone designed around
the exclusive BIMORPH CRYSTAL* drive element.
These outstanding, new headphones result from Brush
pioneering and experience in acoustics and electronics.
Exceptionally flat frequency
response
Exceptional bass response
Low distortion
Lightweight- designed for comfortable
wear
Sensitivity is approximately
6.3 dynes /cm" /volt at 1000 cps.
Exclusive METALSEAL CRYSTAL
for protection against high
humidity
Impedance of 50,000 ohms at
1000 cps.
No transformer required
Multiple installations are readily
made
Available from your local radio parts jobber in three
styles: Double headset, Single headset and Lorgnette style.
Brush Microphones -Superior Brush crystal microphones
are available in five models. See them at your dealer.
BRUSH ELECTRONICS
INDUSTRIAL AND RESEARCH INSTRUMENTS
PIEZOELECTRIC MATERIALS ACOUSTIC DEVICES
MAGNETIC RECORDING EQUIPMENT
ULTRASONIC EQUIPMENT
ELECTRONICS
Trode Mork Reg srered
COMPANY
formerly
The Brush Development Co.
Brush Electronics Company
is no operating unit of
Cleuite Corporation.
. RAY ROBINSON, formerly eastern
regional sales engineer for Philco, has
joined Jerrold Electronics Corp. as general
manager ... BENJAMIN M. PINZ.
formerly with Harrison, is now managing
director of Orfeo Music Studios.
*
JOHN N. HAUSER has been appointed
renewal tube sales manager for Hytron
Radio & Electronics
Co., a division of
CBS.
He has had wide
experience in distributors
sales with
Sylvania. He served
as assistant sales
manager of the distributor
sales department
and more recently as mid -
west regional manager of distributor
sales.
In his new post he will devote his
time to the distributors.
* s
THE LAPOINTE PLASCOMOLD CORPO-
RATION has changed its name to LA
POINTE ELECTRONICS INC. to better
reflect the company's role in the electronics
industry ... KEYSTONE PROD-
UCTS COMPANY has been incorporated
under the laws of the state of New
Jersey. The firm, which has offices at
904 Twenty -third St., Union City, N. J.,
manufactures aircraft and special
purpose transformers and magnetic
amplifiers. The company was established
in 1946 ... GRANCO PRODUCTS,
INC. has been formed to design, manufacture,
and distribute u.h.f. converters
and u.h.f. measuring instruments.
The company has headquarters at 36-
17 Twentieth Ave., Long Island City,
N. Y.... GUIDED MISSILES, INC. is
the newly- formed subsidiary of RESDEL
ENGINEERING CORP. It will handle the
production phases of missile contracts
and will specialize in electronic guidance
and tracking systems. The plant
will be near that of the parent company
in Los Angeles . Douglas H.
Carpenter has established the SUMMIT
ENGINEERING COMPANY at 3324 Main
St. in Hartford, Conn. The firm is in
production on a line of television antennas
and other electronic equipment.
s
LESLIE NORDE has joined Hammarlund
Mfg. Co., Inc. of New York as chief receiver
engineer after
nearly five years at
the Northern Radio
Corp. where he was
senior project engineer.
In his new position,
Mr. Norde will
act as supervisor
and technical consultant
for the design of the company's
commercial and amateur radio receivers.
He is a senior member of the IRE,
an associate member of AIEE, and a
member of Tau Beta Pi.
*
MIA's board of directors has accepted
the principal recommendations
(Continued on pupe 1491
26 RADIO & TELEVISION NEWS