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Summary of Contents for Comtek M-216
- Page 1 M-216 OPERATOR’S MANUAL M-216 Wireless Microphone Transmitter 357 West 2700 South • Salt Lake City, Utah 84115 • Phone: (800) 496-3463 • Fax: (801) 484-6906 • http://www.comtek.com...
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Page 2: Table Of Contents
Snap-On Belt Clip ..........Frequency Selection ..........Frequency Information ......... 9-10 Optional Accessories ..........Options ..............HH-185 ..............Trouble Shooting ..........14-15 Specifications ............Warranty and Service ..........© 2013 COMTEK ® All rights reserved. Printed in the U.S.A. 04-15-2013... -
Page 3: Introduction
The M-216 incorporates the latest digital and analog technologies to produce low residual noise, wide dynamic range, and extended frequency response rendering the most natural sound possible from a wireless microphone. -
Page 4: Setup
M-216 SETUP Setup a. Check to ensure that the M-216 transmitter’s radio frequency channel is the same as the associated COMTEK receiver’s channel. (Channels are indicated by the rotary channel selector switches on the back of the transmitter. See page 3.) b. -
Page 5: Controls
M-216 CONTROLS OPTIONAL COMPAND AUTO / OFF SWITCH: This switch overrides the automatic selection of the companded channels for non-companded operation. (This switch should remain in the “Auto” position.) CHANNEL SWITCHES: These rotary switches are set to the same channel as the receiver. -
Page 6: Battery Removal / Replacement
M-216 BATTERY REMOVAL / REPLACEMENT Low Battery Indicator The LED on the top of the transmitter indicates the status of the battery as well as indicating that the unit is turned on. When turned on, the LED illuminates. If the battery is low the green LED will blink rapidly warning that the battery will soon be dead. -
Page 7: Battery Charging
(Alkaline batteries must not be charged.) 2. Make sure the M-216 is turned OFF. 3. Note that the red charging indicator on the charger is ON when the M-216 is plugged into the charger through the auxiliary audio input jack. -
Page 8: Auxiliary Audio Input Operation
Connect the proper auxiliary input cable to the audio source. Connect the right-angle mini plug end of the auxiliary input cable into the “AUX” input jack of the M-216 transmitter. Note: Check to ensure that the audio source is a line level, earphone level, or fixed AUX level output. -
Page 9: Snap-On Belt Clip
Note: The optional microphone mute switch only affects the microphone. It does not affect the auxiliary audio input. M-216 SNAP-ON BELT CLIP (Included) STEP 2: Rotate belt clip down onto case. Apply... -
Page 10: Frequency Selection
To avoid this type of interference, you should select frequencies from one of the standard groups (see frequency group charts on page 10), or use COMTEK’s frequency selection software (www.comtek.com/support.html) to determine appropriate frequencies or contact COMTEK to obtain a free copy. -
Page 11: Frequency Information
M-216 FREQUENCY INFORMATION Non-Companded Channels High-Fidelity Companded Channels For use with COMTEK and other manufacturers For use with COMTEK equipment only (Educational Standard) (Companded) FREQUENCY CHANNEL FREQUENCY CHANNEL (SWITCH POSITION) (SWITCH POSITION) 216.0125 MHz 216.0250 MHz 216.0375 MHz 216.0750 MHz 216.0625 MHz... - Page 12 M-216 M-216 216 MHz 216 MHz NON-COMPANDED COMPANDED FREQUENCY GROUPS FREQUENCY GROUPS For COMTEK Compatible with COMTEK and other manufacturers equipment only GROUP 1 GROUP A CHANNEL FREQUENCY CHANNEL FREQUENCY 216.0250 MHz 216.0125 MHz 216.1750 MHz 216.2125 MHz 216.5250 MHz 216.3625 MHz...
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Page 13: Optional Accessories
M-216 OPTIONAL ACCESSORIES Optional Accessories 1. NBC 9-2C Battery charger 2. NH 9-200 Rechargeable batteries 3. P-1 Universal pouch 4. BC-216 Snap-on belt clip (supplied with M-216) 5. LW-216 Whip antenna (supplied with M-216) 6. HM-100C Headworn unidirectional electret microphone 7. -
Page 14: Options
Option P-7 antenna (supplied) The optional P-7 M-216 transmitter may be body worn on a belt with the snap-on belt clip or may be inserted in the optional MBS-216 mounting bracket stand for easy system setup. The MBS-216 is ideal for on location program monitoring for large area coverage. -
Page 15: Hh-185
M-216 transmitter to be used as a handheld “pass-around” wireless microphone. The HH-185 microphone gain is adjusted with the gain control on the M-216 transmitter. This allows the user to optimize the sensitivity of the microphone when it is used in a high background noise environment. -
Page 16: Trouble Shooting
• The M-216 transmitter must be returned to COMTEK for service if the test indicator lamp does not illuminate when new alkaline batteries are used. - Page 17 Companded channels 41-60 will produce the best signal-to-noise performance. 3. Gain Problem Check the microphone gain setting on the M-216 transmitter for normal operation with the “voice” modulation indicator (See page 2 section d.) Low modulation will render poor signal-to-noise ratio.
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Page 18: Specifications
M-216 SPECIFICATIONS Audio Input: Out-of-Band Emissions: • Microphone input impedance for electret Better than 45 dB below carrier type microphone - 3000 ohm • Aux/Line input impedance - 10 k ohm at R.F. Stability: 0 dB nominal 20 ppm XTL controlled... -
Page 19: Warranty And Service
COMTEK will pay for insurance and ground return shipping costs in the United States for all warranty service. 357 West 2700 South • Salt Lake City, Utah 84115 • Phone: (800) 496-3463 • Fax: (801) 484-6906 • www.comtek.com E-mail: sales@comtek.com... - Page 20 357 West 2700 South • Salt Lake City, Utah 84115 • Phone: (800) 496-3463 • Fax: (801) 484-6906 • http://www.comtek.com...
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