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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