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mtu301 Submittal Sheet
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SpectraPulse mtu301 Transmitter Manual
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SpectraPulse® mtu301 Body-pack Transmitter Unit

The mtu301 Body-pack Transmitter allows speakers the flexibility to transmit audio as they move throughout the entire SpectraPulse coverage area. The mtu301 can be used with Audio-Technica Wireless Essentials® lavalier and headworn microphones. The unit provides bias voltage for electret condenser microphones. It offers rugged metal housing, an on/off switch, a mute switch, and LEDs indicating power/mute and link status as well as low-battery warning. Operates using 2 standard alkaline or NiMH rechargeable AA batteries. The mtu301 Body-pack Transmitter should be used with systems employing two or more drm141 Digital Receiver Modules.

mtu301 Specifications

Input Connector	4-pin locking connector. Compatible with Audio-Technica Wireless Essentials® lavalier and headworn microphones
Bias voltage to mic feed	The mtu301 delivers 11.5V DC to pin 4 of the input connector
Battery type	Two 1.5 volt AA alkaline batteries are included. Rechargeable SANYO brand NiMH AA batteries are recommended; they are included with the available chg001 wall charger.
Battery Life	Approximately 9 hours, depending on battery type and use pattern
Current Consumption	260 mA at 3 V DC
Average RF Power	40 nanowatts

Optional Encryption	AES level 3, 128 bit
Dimensions	81.8 mm (3.22") W x 118.0 mm (4.65") H x 27.5 mm (1.08") D
Weight	227.0 g (0.5 lbs), less batteries