Optimus Unidirectional Condenser Microphone, 33-3017 User Manual

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33-301 7.fm Page 1 Tuesday, Augus t 10, 1999 11:36 AM

Unidirectional Condenser Microphone

Your Optimus Unidirectional Condenser
Microphone delivers acoustic clarity and
accuracy. The unidirectional pickup pat­tern controls feedback, reduces pickup
of undesired si
creased sensitivity. Your microphone is
intended for use in hi
and sound-reinforcement applications
where wide, smooth frequency response
is needed. Its features include:

Flat Frequency Response

faithful sound pickup.

Recessed On/Off Switch

vent you from accidentally turnin
microphone on or off.

Unidirectional Polar Pickup Pattern

reduces feedback and pickup of unwant­ed si

nals.

Balanced Low-Impedance Output

compatible with professional or amateur
equipment with a phone jack. (You need
an adapter, available from your local Ra­dioShack store, to use the microphone
with equipment that has an XLR input.)

Wire-Mesh Windscreen —

wind noise and breath pops. To further
reduce wind/breathin
ditional windscreen, suc h as Cat. No. 3 3-

378.

Included Accessories

nals and provides in-

h-quality r ecordin

— offers

— helps pre-

your

—

—

reduces

noise, use an ad-

INSTALLING A BATTERY

You need one AA battery (not supplied)
to power your microphone. We recom­mend an alkaline battery, such as Cat.
No. 23-552.

1. Unscrew the microphone’s lower
case.

2. Install the AA battery accordin
the polarity symbols (+ and –)
marked inside the battery compart­ment.

USING THE
MICROPHONE

Cat. No.

33-3017

to

16-Foot Cable with 3-Pin (XLR) Con­nector

— for easy connection to profes­sional-quality public address systems
with unbalanced mic hookups.

Microphone Holder

microphone with a stand.

Optimus is a registered trademark used by Tandy Corporation.

To turn on the microphone, slide the mi­crophone’s switch to

To temporarily disable the microphone

— lets you use the

©

1996 Tandy Corporation.

RadioShack is a trademark used by Tandy Corporation.

All Rights Reserved.

(without hearin
off), slide the switch to

Slide the switch to
phone off when you are not usin

a “pop” when you turn it

ON

.

STBY

(standby).

OFF

to turn the micro-

it.

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SPECIFICA TIONS

Microphone Type ................................................................................ Electret Condenser

Fre

uency Response................................................................................70 to 15,000 Hz

Directivit

Impedance ....................................................................................................... 600 Ohms

Sensitivit
Si

Battery Type.............................................................................................1.5 Volt AA Type

Current Drain............................................................................................Less Than 1 mA

Batter
Specifications are t

chan

FREQUENCY RESPONSE POLAR PICKUP PATTERN

.......................................................................................................Unidirectional

......................................................................................................... –66 ±3 dB

nal-to-Noise Ratio ....................................................................... 40 dB (at 94 dB SPL

Life (with alkaline battery)........ ...................... ............ ...... More Than 1,000 Hours

pical; individual units might vary. Specifications are subject to

e and improvement without notice.

5A6 Printed in th e Philippines

RadioShack

A Division of Tandy Corporation

Fort Worth, Texas 76102