Specifications And Features - Lectrosonics UH400 Operating Instructions And Troubleshooting Manual

UH400
Operating frequencies:
Frequency selection:
RF Power output:
Pilot tone:
Frequency stability:
Deviation:
Spurious radiation:
Equivalent input noise:
Input level:
Input impedance:
Input limiter:
Gain control range:
Modulation indicators:
Low frequency roll-off:
Controls:
Audio Frequency Response:
Signal to Noise Ratio (dB):
(overall system, 400 Series mode)
Total Harmonic Distortion:
Antenna:
Battery Type:
Battery Life:
Weight:
Overall Dimensions:
Emission Designator:
This device complies with FCC radiation exposure limits as set forth for an uncontrolled
environment. This device should be installed and operated so that its antenna(s) are
not co-located or operating in conjunction with any other antenna or transmitter.
10

SPECIFICATIONS AND FEATURES

537.600 to 607.900 MHz; 614.100 to 793.500 MHz
256 frequencies in 100kHz steps
100 mW (nominal)
25 to 32 kHz; 5kHz deviation (in 400 Series mode)
± 0.002%
± 75 kHz max. (in 400 Series mode)
60 dB below carrier
–118 dBV, A-weighted
Nominal 2 mV to 300 mV, before limiting; Greater than 1.0 V maximum, with limiting.
1k Ohm
Soft limiter, >30 dB range
43 dB; semi-log rotary control
Dual bicolor LEDs indicate modulation of –20, -10, 0, +10 dB referenced to
full modulation.
–12dB/octave; 70 Hz
Control panel knob adjusts audio gain.
Rotary switches on bottom panel adjust transmitter frequency.
70 Hz to 20 kHz, +/-1dB
12dB/octave filter. This filter cannot be disabled.)
SmartNR
Off
Normal
Full
Note: The dual envelope "soft" limiter provides exceptionally good handling of
transients using variable attack and release time constants. The gradual onset of
limiting in the design begins below full modulation, which reduces the measured
figure for SNR without limiting by 4.5 dB.
0.2% typical (400 Series mode)
Built in
9V Alkaline or Lithium
4.5 Hours with alkaline 9 Volt, 12 hrs with lithium
brand, phantom power voltage setting and mic current drain.)
6.5 ozs. with lithium battery, no mic
1.5 x 1.5 x 4.2 inches
190KF3E
Specifications subject to change without notice.
The FCC requires that the following statement be included in this manual:
LECTROSONICS, INC.
(The audio is deliberately rolled off at 70Hz using a
No Limiting With Limiting
103.5 108.0
107.0 111.5
108.5 113.0
(Not including microphone.)
(Battery life will vary with battery