Lafayette ERMES - Technical Specifications; General Device Specifications; Transmitter and Receiver Performance; Test Condition Parameters

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General specifications
General
Transmitter cristal controlled PLL synthesizer
Receiver double conversion, superheterodyne system
Voltage operation
DC 13.8V
Temperature -10 °C +50 °C
Channel step 10 kHz
Dimension depth 138 mm - width 159 mm - height 48 mm.
Weight
870g w/o accessories.
( total: 1400g including accessories & packing)
Transmitter
Output power: FM/AM: 4 Watt
Frequency range: 26.965 ~ 27.405 MHz
Frequency tolerance ±300 Hz
Modulation sens 3 mV (1.25kHz input)
Modulation capablity
AM: 90 %
FM: 2 kHz
Receiver
Frequency range 40ch 26.965 ~ 27.405 MHz
Sensitivity
AM: 0.5 µV (s/n 10dB)
FM: 0.5 µV (sinad 20dB)
Squelch 1000 µV
Auto squelch 0.5 µV
S/nratio 40 dB
Distortion 3 %
Max power 4 Watt
S/meter(s-9) 100 µV
Test condition
Power source DC 13.8 Volt
Ant load impedance 50 Ohm non-inductive
Audio load impedance 8 Ohm