Specifications

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	SPECIFICATIONS
UHF-3 OVERALL SYSTEM PERFORMANCE
Frequency Response	30 Hz - 18 KHz, +/– 3 dB
Dynamic Range	120 dB
Total Harmonic Distortion	< 0.6%
RF Carrier Frequency Range	UHF, choice of single frequencies from 470-500 MHz
Frequency Stability	+/- 0.005%, crystal controlled
Modulation	FM (F3E), +/-20KHz normal
Operating Range	Up to 250 ft. typical (depending on site conditions); up to
	500+ feet optimum line-of-sight
RECEIVER
Reception Mode	DigiTRU Diversity™ (Dual Antenna)
Squelch	External Control, Tone Key (30.720 KHz)

Controls	Power ON/OFF, Volume Control, Squelch (Mute) Adjust
Connectors	DC in, 1/4”(6.3 mm) unbalanced phone jack (360 mV/
	no load), XLR balanced output (+/-24 mV/600 Ohm load)
LED Indicators	Power ON, Diversity A/B, Audio Peak
Unwanted Signal Rejection	60dB image and spurious
Power Requirements	DC 18V @ 250 mA, AC/DC adapter included
Dimensions (Max.)	1.75" x 7.5" x 8.1" (4.4 x 19 x 20.7 cm)
Weight	1.6 lbs (.73 kg)
Antenna	11.2" (28.5 cm), dual telescopic
TRANSMITTERS
Audio Inputs	UB-3 Bodypack: 3.5mm locking mini-jack, 3-way select
	switch for inputs: instrument, headworn mic,
	or lavalier mic
	UH-3 Handheld: Integral Nady DM-10D neodymium
	dynamic cartridge
Controls	UB-3: POWER/MUTE ON/OFF, INSTRUMENT/
	HEADWORN MIC/LAV MIC, INPUT LEVEL
	UH-3: POWER/MUTE ON/OFF
LED Indicator	UB-3: Bicolor, Unit “ON” (green), Low Battery
	Alert (orange)
	UH-3: Unit “ON” (single flash), Low Battery Alert (steady)
RF Power Out	50mW nominal (maximum allowed by FCC)
Harmonic & Spurious Emissions	< –50 dB
Battery	UH-3: AA Alkaline (2x) UB-3: AAA Alkaline (2x)
Battery Life	UH-3: 8-10 Hours (150mA draw typical) UB-3: 4-5 Hours
Dimensions	UB-3 Bodypack: 3.25” x 2.187”x 1”
	(8.25 cm x 5.53 cm x 2.54 cm)
	UH-3 Handheld: 2”x 9”
	(5.08 cm x 22.86 cm)
Weight	UB-3 Bodypack: 2.25 oz (0.064 kg) without battery
	UH-3 Handheld: 10.15 oz (0.28 kg) without battery

UHF-3 OVERALL SYSTEM PERFORMANCE