royer R-121
, Operation Instructions Manual & User Manual

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Introduction
Congratulations on your purchase of a Royer Labs model R-
121 ribbon microphone. The R-121 is a handcrafted precision
instrument capable of delivering superior sound quality and
exceptional performance.
This operator’s manual describes the R-121, its function and
method of use. It also describes the care and maintenance
required to ensure proper operation and long service life. The
user guide section of this manual offers practical information
that is designed to maximize the performance capabilities of
this microphone.
Royer Labs products are manufactured to the highest industrial
standards using only the finest materials obtainable. Your
model R-121 went though extensive quality control checks
before leaving the factory. Normal care is all that is required to
assure a lifetime of trouble-free service.
Please read the manual thoroughly in order to become familiar
with all of the R-121’s capabilities. It will assist you in making
the most of your microphone’s superior acoustic properties.
This owner’s manual is a handy reference guide and we suggest
you refer to it whenever questions arise on the use and care of
your R-121 ribbon microphone.
Description
The R-121 is a compact bi-directional (figure-eight) velocity
type ribbon microphone designed for professional applications.
The figure-eight pick-up pattern allows the R-121 to be
addressed from either side with equal sensitivity. The in-phase
signal is achieved when the microphone is addressed from the
front, indicated by the “ROYER” logo.
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