Rion NL-21 - Optional Accessories; Microphone Extension Cables

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Important
With long extension cables, the cable capaci-
tance restricts the upper measurement fre-
quency and measurement level. For details,
please refer to the Technical Notes.
Optional Accessories
Microphone Extension Cables EC-04 Series
For measurements requiring special precision, the microphone can be removed
from the main unit and connected by means of an extension cable. This reduces
measurement deviations due to refraction effects and the acoustic influence of
the operator.
E C - 0 4
E C - 0 4 A
E C - 0 4 B
E C - 0 4 C
E C - 0 4 D
E C - 0 4 E
2 m
5 m
1 0 m
3 0 m ( r e e l ) + 5 m ( c o n n c e t i o n c a b l e )
M o d e l L e n g t h
M o d e l
L e n g t h
5 0 m ( r e e l ) + 5 m ( c o n n e c t i o n c a b l e )
1 0 0 m ( r e e l ) + 5 m ( c o n n e c t i o n c a b l e )
E x t e n s i o n c a b l e E C - 0 4 s e r i e s
As shown in the table below, six types of cables with a length of 2 to 100
meters are optional. It is also possible to connect several cables in series.