10 | M-20 Instruction Guide
TECHNICAL SPECIFICATIONS
GENERAL
Channels ....................................................................... (see the frequency band chart)
Frequency band* ...................................................................... 26.565-27.99125 MHz
Duty cycle (% on 1 hour) ..............................................TX 5%; RX 5%; Stand-by 90%
Frequency control ......................................................................................................PLL
Operating temperature ...............................................................................-10° ± 55°C
DC Input voltage ..................................................................................12.6V DC ±10%
USB port ...........................................................................................output 5V-500mA
Dimensions .....................................................................195 (L)* 35 (H)* 140 (D) mm
Weight ................................................................................................................0,903 Kg
RECEIVER
Receiving system ....................................................Dual conversion superheterodyne
Intermediate frequency.......................................I° IF: 10.695 MHz • II° IF: 455 KHz
Sensitivity ....................................................................................≤ 1μV @ 20dB SINAD
Audio output power @10% THD ..........................................................4W @ 8 Ohm
Audio distortion .............................................................................less than 8% @ 1KHz
Image rejection .........................................................................................................65dB
Adjacent channel rejection .....................................................................................65dB
Signal/noise ratio ...................................................................................................... 45dB
Current drain in stand/by ................................................................................. < 250mA
TRANSMITER
Output power ......................................................................................................4W max
Modulation ..................................................................................FM: 1,8KHz ± 0,2KHz
..........................................................................................................................AM: ≥ 90%
Frequency response ............................................................................... 300 Hz/3 KHz
Output impedance .................................................................RF 50 Ohm unbalanced
Signal/noise ratio ...........................................................................................40 dB MIN
Current drain ....................................................................................................... 1100mA
* covering all approved EU frequency bands
Specifications are subject to change without notice.
A readily accessible disconnect device shall be incorporated in the installation wiring.
The disconnect device shall disconnect both poles simultaneously
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