3
DC Resistance
Low impedance:75 to 300
Ω
– 75
Ω
19 to 75
Ω
– 37.5
Ω
High impedance: 4300
Ω
Voltage Ratio
19 to 75
Ω
75 to 300
Ω
Low impedance to
high impedance:
+28 dB
+22 dB
High impedance to
low impedance:
-28 dB
-22 dB
Maximum Recommended Input Levels
Source
Winding
Maximum
Impedance
Being Driven
Level
33
Ω
19 to 75
Ω
0.5 V
200
Ω
75 to 300
Ω
1.0 V
600
Ω
High impedance
10 V
5,000
Ω
High impedance
10 V
33,000
Ω
High impedance
10 V
LIMITED WARRANTY
Shure Incorporated (“Shure”) hereby warrants to the original consumer purchaser only that this
product will be free in normal use of any defects in materials and workmanship for a period of two
(2) years from the consumer’s original date of purchase directly from Shure or from a Shure-
authorized reseller. At its sole option, Shure will repair or replace the defective product and
promptly return it to you. In order for this warranty to be valid, the consumer must, at the time the
product is returned, provide proof of purchase in the form of the original purchase receipt directly
from Shure or from a Shure-authorized reseller. If Shure elects to replace the defective product,
then Shure reserves the right to replace the defective product with another product of the same
model or a model of at least comparable quality and features in Shure’s sole determination.
