Specifications and features – Lectrosonics UCR411 User Manual
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SPECIFICATIONS AND FEATURES
Operating Frequencies (MHz):
Block 21: 537.600 - 563.100
Block 26: 665.600 - 691.100
Block 22: 563.200 - 588.700
Block 27: 691.200 - 716.700
Block 23: 588.800 - 607.900
Block 28: 716.800 - 742.300
and 614.100 - 614.300
Block 29: 742.400 - 767.900
Block 24: 614.400 - 639.900
Block 30: 768.000 - 793.500
Block 25: 640.000 - 665.500
Block 31: 793.600 - 805.600
Frequency Adjustment Range:
25.5 MHz in 100kHz steps
Receiver Type:
Triple conversion, superheterodyne, 244MHz , 10.7MHz and 300kHz
Frequency Stability:
±0.001 %
Front end bandwidth:
±5.5MHz @ -3dB
Sensitivity
20 dB Sinad:
0.9 uV (-108 dBm), A weighted
60 dB Quieting:
1.12 uV (-105 dBm), A weighted
Squelch quieting:
Greater than 100 dB
AM rejection:
Greater than 60 dB, 2 uV to 1 Volt (Undetectable after processing)
Modulation acceptance:
85 kHz
Image and spurious rejection:
85dB
Third order intercept:
+8 dBm
Diversity method:
Phased antenna combining - SmartDiversity
TM
FM Detector:
Digital Pulse Counting Detector operating at 300kHz
Antenna inputs:
Dual BNC female, 50 Ohm impedance
Audio outputs
Rear Panel XLR:
Adjustable from -50dBu to +5dBu in 1 dB steps. Calibrated into a typical 10k Ohm balanced load.
Can drive 600 Ohm load.
Front Panel Controls and Indicators:
LCD control panel - menus include:
Main window:
Pilot tone; antenna phase, receiver battery level; transmitter battery level; audio level, RF level
Frequency window:
Frequency, TV channel; Transmitter switch setting
Audio output level adjustment:
-50dBu to +5dBu
Battery level tracking:
Both transmitter and receiver in 1/10th volt steps, accuracy +/- 0.2V.
Scanning mode:
Coarse and fine modes for RF spectrum site scanning
Audio test tone:
1kHz, -50dBu to +5dBu output, < 1% THD
Transmitter battery type selection:
9V alkaline, 9V lithium, AA alkaline, AA lithium
Phase invert:
Audio output phase normal or inverted
SmartNR (noise reduction):
OFF, NORMAL, FULL modes
Audio Performance (overall system):
Frequency Response:
32 Hz to 20 kHz (+/- 1dB)
THD:
0.2% (typical)
SNR at receiver output (dB):
SmartNR
OFF
NORMAL
FULL
no limiting
103.5
107.0
108.5
w/ limiting
108.0
111.5
113.0
Input Dynamic Range:
125 dB (with full Tx limiting)
Rear Panel Controls and features:
XLR audio output jack; External DC input; Battery compartment access
Power Options:
Ext DC:
Minimum 10 Volts to maximum 18 Volts DC; 1.6 W, 180 mA at 12VDC
Int Batt:
9V alkaline or lithium (165 mA @ 9V, 240mA @ 6V)
Battery Life:
9V alkaline
6 to 8 hours continuous, up to 12 hours intermittent
9V lithium
Up to 20 hours (continuous and intermittent usage are the same)
Weight:
14 oz. with batteries
Dimensions:
3.23" wide x 1.25" high x 4.64" deep
Specifications subject to change without notice
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