Bosch Security Systems Inc. M520 Manual De Usuario

 

Page 3 of 3 

Specifications: 
 
General: 
 
Input Power…………..9.0 VDC Alkaline or NiMH. 
Antennas…………………………………Attached 
TX / RX………………..One TX, one RX  

Frequency agile, 25 KHz steps, 
within 18MHz wide allotments. 

Frequency Range 

TX…………….614 – 746 MHz  
RX…………….482 – 608 MHz 

 

 

             

  

(within 18MHz wide allotments) 

TX / RX Data Rate………………..….150 kbps 
 
Transmitter: 
 
RF Power Output…………………50 mW typical 

(terminated) 

Modulation type………………….GMSK 
Audio Frequency Response………100 Hz to 7 kHz 
Microphone Sensitivity ……..……7.75 mV 
 
Receiver: 
 
Sensitivity…………<0.8uV for 12 dB SINAD Typical 
Audio Frequency Response….100 Hz to 7 KHz 
Audio Output (headset)…….40 mW, 600 Ohms  

(1% Distortion)