SPECIFICATIONS
Type
Dynamic
Frequency Response
85 to 14,000 Hz (see Figure 2)
Polar Pattern
Cardioid (unidirectional), symmetrical about axis
(see Figure 4)
Output Impedance
Microphone Rated impedance is 150 W (180 W actual)
for microphone inputs rated 75 to 300 W
Output Level (at 1,000 Hz)
Open Circuit Voltage*. . . . . . . . . ?76.5 dB (.15 mV)
Power Level**. . . . . . . . . . . . . . . . . . . . . . ?55.5 dB
*0 dB = 1 V/mbar**0 dB = 1 mW/10 mbar
Polarity
Positive pressure on diaphragm produces positive
voltage opin 2 relative to pin 3 of n the microphone out-
put connector
Environmental Conditions
This microphone will operate over a temperature
oo
range of ?29 to C (?20 to 571 3F), and at relative5
humidity of 0 to 95%.
Switch
Built in On/Off switch
Connector
3-pinmale XLR connector designed to mate with Can-
non XL series, Switchcraft A3 (Q.G.) series, or equiva-
lent
Case
Die cast zinc handle, black matte finish,
dent-resistant wire- mesh steel ball grille
Dimensions
See Figure 5
Net Weight
290 g (10.2 oz)
Certification
Conforms to European Union directives, eligible to
bear CEmarking; meets European Union EMC Immu-
nity Requirements (EN 50 082?1, 1992)
FURNISHED ACCESSORIES
Storage Bag. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26A13
Break-Resistant Swivel Adapter (BG1.1 only). . . . A25D
4.57 m (15 ft.) XLR to 1/4-in. cable
(BG1.1K only). . . . . . . . . . . . . . . . . . . . . . . . . . . C15HZ
OPTIONAL ACCESSORIES
TM
Shock Stopper Isolation Mount. . . . . . . . . . . . . . A55M
Windscreen (7 colors available). . . . . . . . A58WS Series
7.6 m (25 ft) Cable (XLR to XLR). . . . . . . . . . . . . . . C25J
REPLACEMENT PARTS
Dent-Resistant Grille Assembly. . . . . . . . . . . . . RK349G
Cartridge Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . R186
The BG1.1 is backed by the Shure 2-year warranty.
For service or parts information, please contact the Shure
Service department at 1?800?516?2525. Outside the
United States, please contact your authorized Shure Ser-
vice Center.
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ACEC
