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System Specifications:
Channels 6
Frequency Type F3
Modulation Type FM
Noise Reduction Type Compander/Expander
Distance 300 feet
Transmitter (UH1, UT1L, UT1G):
Oscillation Type Direct PLL
Pre-emphasis 50 µsec
Antenna
UH1 Integral Antenna
UT1L / UT1G 1/4 Wave Length Wire (Pig Tail)
Input (UT1L) TB3M Switchcraft Connector
Maximum Input Level 3 V p-p
Battery Duracell MN1604 9-volt alkaline
Operating Temperature -20° C / 55° C
Switches / Controls Power ON/OFF, Audio ON/OFF
UH1 Mic Level Volume
UT1L / UT1G Audio Level
Display (LED) Battery Low/Mid/High (corresponds to <5.3 V / 5.3 - 7 V / >7V)
Operating Voltage 9 Volts +20% / -40%
Current Consumption 47 mA
RF Power 10 mW
Frequency Stability ±20 kHz
Spurious Ratio 2.5 nW
Deviation 20 kHz (16.5 kHz - 23.5 kHz)
T.H.D. (Overall) 0.5% (3% max) (@AF 1 kHz, RF 46 dBu)
AF Frequency Response 50 Hz - 15 kHz (±3 dB overall)
Battery life 12 hours typical
Receiver (UM1):
Oscillation Type Crystal Controlled
Receiving Method Single Super Heterodyne / True Diversity
De-emphasis 50
µsec
IF Frequency 10.7 MHz
Local Frequency 70 MHz Range (79 - 79.5 MHz)
Antenna 1/4 Wavelength Rod
In/Out 5.5 DC Inlet, Balanced Output (Switchcraft TA3F mini-XLR),
Unbalanced Output (3.5 mm phone jack), Headphone Output (3.5 mm phone jack)
Display (LED) Receiver A/B (Orange), Peak (Red), RF Level / Battery Strength (3 pc)
Peak LED lighting point AF output level approx. +4 dB
Controls Audio Level swtitch, Squelch volume,
Headphone volume, Meter function switch
Operating Temperature 0° C / 55° C
Operating Voltage AC adapter DC 6 - 13 Volts, 9 volts battery
Current Consumption >60 mA (no signal, all LEDs off)
Receiving Frequency Range 801 - 805 MHz
Squelch Sensitivity 17 dB
µv ±4 dB
T.H.D. (Overall) 1% Max (@AF 1 kHz, RF 56 dBuv)
Dynamic Range 95 dB (w/IHF-A Filter)
AF Frequency Response 50 Hz - 15 kHz (±3 dB overall)
Audio Output Level 0 dBv ±2 dB (Maximum +9 dBV ±3 dB @ 3% THD)
Audio Output Impedance 1 k Ohms max. (Unbalanced), 600 Ohms (Balanced)
Headphone Output Impedance 32 Ohms
Battery life 12 hours typical
Specifications