Condensed specifications
Frequency
433MHz EU, 458MHz / 173MHz UK and 151MHz Australian bands
EU 433.875 - 434.65MHz
UK: 458.525 - 459.1MHz
173.200 - 173.325MHz
Australian: 150.825 - 152.450MHz
Other custom VHF and UHF bands
1.5kHz
Frequency stability
Channel spacing
Number of channels
25kHz
32 (controlled via RS232 interface)
Operating temperature
Spurious radiations
-20 ºC to +55 ºC (Storage -30 ºC to +70 ºC)
Compliant with ETSI EN 300 220-3 and EN 301 489-3
Transmitter
Output power
+10dBm (10mW) 1dB (factory adjustable 1 - 25mW)
+20dBm (100mW) 1dB (factory adjustable 25 - 100mW)
3kHz
2.5kbps FSK (biphase) data stream
DC – 5kHz (3V CMOS compatible)
<-37dBm
Peak deviation
Modulation type
TX modulation bandwidth
Adjacent channel TX power
TX spurious
<-45dBm (no output in Standby)
Supply
Voltage
3.1V – 15V (1-25mW)
4.1 – 15V (25 – 100mW)
Current
35mA @ 10mW (nominal)
65mA @ 50mW (nominal)
100mA @ 100mW (nominal)
<9µA standby (TXE high or floating)
data (CMOS/TTL compatible)
33 x 23 x 9mm (BiM sized footprint, new pinout)
10 (8) pin 0.1" pitch dual row (5+5 or 4+4) header
2pin 0.1” pitch
Inputs
Size
Interface
User
RF
Recommended PCB hole size
1.2mm
Receiver
Sensitivity
AF bandwidth (-3dB)
-115dBm for <0.1% data errors)
4kHz
image
spurii / adjacent channel
blocking
LO re-radiation
Auxiliary outputs
Supply
<-60db
<-65db
- 84dB
-60dBm
RSSI, audio
Voltage
Current
3.1V – 15V
20mA receive
<1µA standby (RXE low)
46 x 23 x 9mm
Size
Interface
User
RF
Recommended PCB hole size
10 pin 0.1" pitch dual row (5+5) header
2pin 0.1” pitch
1.2mm
Radiometrix Ltd
CXT/CXR – Multi channel Remote Controller Data Sheet
page 6
RADIOMETRIX [ RADIOMETRIX LTD ]
