11
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 1
8
V @
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 (
2
x)
Battery Life
UH-3:
8-10 Hours (150mA draw typical)
U
B
-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
SPECIFICATIONS
10
24
30
29
27
28
26
25
23
34
35
36
32
33
31
