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Summary of Contents for Listen Technologies LA-261
- Page 2 And should you have any comments on how we might improve our products or our service, we’re here to listen. 801.233.8992 800.330.0891 North America 801.233.8995 support@listentech.com www.listentech.com Thank you... and enjoy your listening experience! Best regards, The Listen Team...
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Page 3: Table Of Contents
Table of Contents Important Information About Microphone Sensitivity Settings Introduction LA-261 Lavalier Microphone LA-262 Over-the-Head Microphone LA-270 Noise Canceling Microphone LA-272 Over-the-Head Microphone with Earphone LA-274 Hand Held Microphone LA-276 Collar Microphone LA-277 Conference Microphone LA-278 Behind-the-Head Microphone LA-279 Over-the-Ear Microphone - Presentation Style Supplementary Information Product Specifi... -
Page 4: Important Information About Microphone Sensitivity Settings
Please note the sensitivity setting for your microphone and check the switch setting in the LT-700 prior to using your Listen equipment. The microphone sensitivity switch is located inside the front cover of the LT-700. Part # LA-261 LA-262 LA-270 LA-272 LA-274 LA-276... -
Page 5: Introduction
Your Listen microphone is designed to provide high quality audio when used with a Listen LT-700 Portable FM Display Transmitter. Listen microphones will work with LT-700 units on either 72 MHz or 216 MHz. Your Listen microphone will also work with any product that supplies 3 VDC phantom power and conforms to the diagram below. -
Page 6: La-261 Lavalier Microphone
LA-261 Lavalier Microphone The LA-261 Lavalier Microphone is a high performance, non-directional microphone that clips on your collar or lapel. element The LA-261 has an omni-directional pickup pattern. This means that audio from a broader area can be picked up by the microphone element. - Page 7 Using the LA-261 Lavalier Microphone Set the microphone sensitivity switch (located inside front cover of the LT-700 Portable FM Display Transmitter) to the MED position. Clip the microphone as close as possible to your mouth. For best results the mic element should be no more than 6 inches from your mouth. This will help to ensure that the microphone picks up your voice rather than room noise.
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Page 8: La-262 Over-The-Head Microphone
LA-262 Over-the-Head Microphone The LA-262 Over-the-Head Microphone provides high quality audio pickup with its directional boom microphone. element The LA-262 has a uni-directional pickup pattern. This means that the microphone’s element must be oriented towards your mouth. It will not pick up audio very well from the side of the microphone. - Page 9 Using the LA-262 Over-the-Head Microphone Set the microphone sensitivity switch (located inside front cover of the LT-700 Portable FM Display Transmitter) to the MED position. Place the unit over your head and position the microphone as close as possible to your mouth.
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Page 10: La-270 Noise Canceling Microphone
LA-270 Noise Canceling Microphone The LA-270 Noise Canceling Microphone provides high quality audio pickup with its directional boom microphone. Its noise canceling technology makes it ideal for noisy environments such as factory tours. element The LA-270 has a uni-directional pickup pattern. This means that the microphone’s element must be oriented towards your mouth. - Page 11 Using the LA-270 Noise Canceling Microphone Set the microphone sensitivity switch (located inside front cover of the LT-700 Portable FM Display Transmitter) to the MED position. Place the unit over your ears, wrapping it behind your head. Position the microphone as close as possible to your mouth.
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Page 12: La-272 Over-The-Head Microphone With Earphone
LA-272 Over-the-Head Microphone with Earphone The LA-272 Over-the-Head Microphone provides high quality audio pickup with its directional boom microphone. It allows you to simultaneously transmit on a LT-700 and receive audio on a Listen portable receiver. element The LA-272 has a uni-directional pickup pattern. This means that the microphone’s element must be oriented towards your mouth. - Page 13 Using LA-272 Over-the-Head Microphone with Earphone Set the microphone sensitivity switch (located inside front cover of the LT-700 Portable FM Display Transmitter) to the MED position. Place the unit over your head and position the microphone as close as possible to your mouth. For best results the mic element should be 1 to 2 inches from your mouth.
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Page 14: La-274 Hand Held Microphone
LA-274 Hand Held Microphone The LA-274 Hand Held Microphone provides high quality audio pickup with its non-directional pickup pattern. Its small size makes it easy to use. The unit can be held in the hand, or placed in a stand on a table, as shown at right. element The LA-274 has an omni-directional pickup pattern. - Page 15 Using the LA-274 Hand Held Microphone Set the microphone sensitivity switch (located inside front cover of the LT-700 Portable FM Display Transmitter) to the HI position. Connect the microphone plug firmly to the microphone jack on the LT-700. To use, slide the switch on the side of the microphone to the ON position (toward the mic element).
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Page 16: La-276 Collar Microphone
LA-276 Collar Microphone The LA-276 Collar Microphone provides high quality audio pickup with its directional boom microphone. It is ideal for users who don’t want to wear something on their heads or ears. element The LA-276 has a uni-directional pickup pattern. This means that the microphone’s element must be oriented towards your mouth. - Page 17 Using the LA-276 Collar Microphone Set the microphone sensitivity switch (located inside front cover of the LT-700 Portable FM Display Transmitter) to the HI position. Connect the microphone plug firmly to the microphone jack on the LT-700. Place the collar ring around your neck and position the microphone so that it is in front of your mouth and as close to your mouth as possible without rubbing on your face or clothing.
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Page 18: La-277 Conference Microphone
LA-277 Conference Microphone The LA-277 Conference Microphone provides high quality audio pickup in all directions. It is designed to be used on a table or other flat surface. This is an ideal microphone for multiple users of one transmitter. element The LA-277 has an omni-directional pickup pattern. - Page 19 Using the LA-277 Conference Microphone Set the microphone sensitivity switch (located inside front cover of the LT-700 Portable FM Display Transmitter) to the HI position. Connect the microphone plug firmly to the microphone jack on the LT-700. Place the unit on the table, clear of any obstructions that might interfere with its pick up of voices.
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Page 20: La-278 Behind-The-Head Microphone
LA-278 Behind-the-Head Microphone The LA-278 Behind-the-Head Microphone provides excellent audio quality with its directional capabilities. This microphone fits securely behind the head (below the hairline) and over the ears. This design allows the user to adjust the size to fit on the speakers head comfortably for extended periods of time. - Page 21 Using the LA-278 Behind-the-Head Microphone Set the microphone sensitivity switch (located inside front cover of the LT-700 Portable FM Display Transmitter) to the MED position. Place the unit behind your head, below the hairline stretching the wire to fit comfortable over your ears. Position the microphone as close as possible to your mouth.
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Page 22: La-279 Over-The-Ear Microphone - Presentation Style
LA-279 Over-the-Ear Microphone - Presentation Style The LA-279 Over-the-Ear Microphone-Presentation Style provides high quality audio pickup with its omni-directional microphone. element The LA-279 has an omni-directional pickup pattern. This means that audio from a broader area can be picked up by the microphone element. - Page 23 Using the LA-279 Over-the-Ear Microphone - Presentation Style Set the microphone sensitivity switch (located inside front cover of the LT-700 Portable FM Display Transmitter) to the MED position. Place the unit over your ear and position the microphone as close as possible to your mouth.
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Page 24: Supplementary Information
Microphone Specifi cations Specifi cation LA-261 High performance lavalier microphone, omni-directional, Description electronic condenser. Black. Clip 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. - Page 25 Microphone Specifi cations (cont.) Specifi cation Head-worn, uni-directional, electronic condenser micro- Description phone. 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.
- Page 26 Microphone Specifi cations (cont.) Specifi cation LA-277 High performance omni-directional microphone, Description 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...
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Page 27: Optional Accessories
Optional Accessories LA-263 Line/Mic Y Input Cable for LT-700 LA-275 Portable Unit Sacrificial Cable LA-280 LT-800 Microphone ¼ in. to 3.5 mm Adapter Cable Options This cable makes it easy to use a line level source (such as a CD player) along with your microphone. -
Page 28: Troubleshooting
Microphone Troubleshooting My microphone doesn’t work. Check to make sure your LT-700 transmitter is turned on and that the batteries are charged. Make sure your microphone cable is plugged firmly into the microphone jack on the LT-700. Make sure the LT-700’s MUTE switch is in the correct position. LA-274: make sure the microphone’s ON/OFF switch is in the correct position. -
Page 29: Warranty
Warranty Warranty Listen Technologies Corporation (Listen) warrants its transmitters and receivers (LT-82, LT-700, LT-800, LR-100, LR-42, LR-44, LR-300, LR-400, LR-500, LR-600) to be free from defects in workmanship and material under normal use and conditions for the useful lifetime of the product from date of purchase. Listen warrants its Stationary IR Radiators (LA-140) to be free from defects in workmanship and material under normal use and conditions for three years from the date of purchase. -
Page 30: Contacting Listen
Listen for replacement or repair requirements payable by the carrier. Listen’s corporate headquarters are located in Salt Lake City, Utah U.S.A. and are open Monday through Friday, 8am to 5pm Mountain Time. 14912 Heritagecrest Way Salt Lake City, Utah 84065-4818 801.233.8992 800.330.0891 North America 801.233.8995 support@listentech.com www.listentech.com Contacting Listen... - Page 31 Notes...
- Page 32 Listen Technologies Corporation 14912 Heritagecrest Way Salt Lake City, Utah 84065-4818 U.S.A. 801.233.8992 800.330.0891 North America 801.233.8995 www.listentech.com info@listentech.com Printed in the United States of America © 2007 Listen Technologies Corporation All Rights Reserved 2007 200725 ®...