Listen Technologies LA-278 - Manual (Page 7)

3
Specifications
Microphone Specifications
Specification LA-261
Description
High performance lavalier microphone, omni-direc-
tional, electronic condenser. Black. Clip included.
Frequency Rsponse 20 Hz - 15 KHz
Impedance less than 2.2K Ohms
DL Bias 3 VDC required
Connector 3.5 mm mono
Cable Length 36.00 in. (92.0 cm)
Weight 4 oz. (113 g)
Accessories None
Specification LA-270
Description
Head-worn, noise-canceling condenser microphone,
uni-directional. Black. Wind screen included.
Frequency Response 300 Hz - 10 KHz
Impedance 1K Ohms
DL Bias 3 VDC required
Connector 3.5 mm mono
Cable Length 55.00 in. (1.4 m)
Weight 2 oz. (59 g)
Accessories None
Specification LA-262
Description
Head-worn, uni-directional, electronic condenser
microphone. Black. Clip and wind screen included.
Frequency Response 30 Hz - 5 KHz
Impedance 680 Ohms
DL Bias 3 VDC required
Connector 3.5 mm mono
Cable Length 36.00 in. (92.0 cm)
Weight 8 oz. (227 g)
Accessories
LA-264 Replacement Cushions for Over-the-Head
Microphone (1 set)
Specification LA-272
Description
Head-worn, uni-directional, electronic condenser
microphone. Black. Clip and wind screen included.
Frequency Response 30 Hz - 5 KHz
Impedance 680 Ohms
DL Bias 3 VDC required
Connector 3.5 mm mono
Cable Length 36.00 in. (92.0 m)
Weight 8 oz. (227 g)
Accessories
LA-264 Replacement Cushions for Over-the-Head
Microphone
Specification Earphone
Description Single ear receiver. Black
Frequency Response 20 KHz - 15 KHz
Impedance 32 Ohms
Max Input 130 mW maximum
Connector 3.5 mm mono
Accessories Ear Cushions
Specification LA-274
Description
High performance hand held, omni-directinal, elec-
tronic condenser microphone. Black. Wind screen and
wire stand included
Frequency Response 20 Hz - 15 KHz
Impedance less than 2.2K Ohms
DL Bias 3 VDC required
Connector 3.5 mm mono
Cable Length 36.00 in. (92.0 cm)
Weight 4 oz. (113 g)
Accessories None
Specification LA-276
Description
Shoulder/neck-worn, uni-directional microphone.
Black. Flexible body. Wind screen included.
Frequency Response 300 Hz - 18 KHz
Impedance 1K Ohms
DL Bias 1.5 VDC required
Mic Length 22.00 in. (55.9 cm)
Connector 3.5 mm mono
Cable Length 48.00 in. (1.2 m)
Weight 4 oz. (113 g)
Accessories None
Specification LA-277
Description
High performance omni-directional microphone,
electronic condenser. Black
Frequency Response 20 Hz - 12 KHz
Impedance 1K Ohms
DL Bias 1.5 VDC required
Mic Height 2.30 in. (58 mm)
Mic Diameter 1.4 in. (35 mm)
Connector 3.5 mm mono
Cable Length 48.00 in. (1.2 m)
Weight 4 oz. (113 g)
Accessories None