Condensed specifications
Frequency
As supplied: 144.000 - 144.775MHz (25kHz steps)
North American: 173.20375 - 173.39625MHz (12.5kHz steps)
154.45625 - 154.47875MHz (12.5kHz steps)
General: any +/-2MHz band in 135-175MHz
1.5kHz
25kHz (12.5kHz for North America)
16 channels controlled by parallel port
or 32 via serial RS232 interface
Frequency stability
Channel spacing
Number of channels
Operating temperature
-20 ºC to +55 ºC (Storage -30 ºC to +70 ºC)
Transmitter
Output power
+33dBm (2W) 1dB
Peak deviation
TX on switching time
Modulation type
TX modulation bandwidth
Adjacent channel TX power
TX spurious
3kHz ( 1.5kHz @ 12.5kHz channel spacing)
30ms from TXE transition
FSK (F3D)
DC – 5kHz (3V CMOS compatible)
<-37dBm
<-36dBm (no RF output in Standby)
Supply
Voltage
Current
11 – 15V
550mA nominal transmit
<5µA standby (TXE high or floating)
data (CMOS/TTL compatible)
Inputs
Size
68 x 55 x 15mm (pcb mounted version)
83 x 64 x 30 mm (extrusion case version)
(dimensions do not include connectors)
9 pin 0.1" pitch header (pcb mounted version)
15 pin D type socket (extrusion case version)
SMA bulkhead connector
Interface
User
RF
Recommended PCB hole size 1.2mm (pcb mounted version)
Radiometrix Ltd
QPT1 Data Sheet
page 6
RADIOMETRIX [ RADIOMETRIX LTD ]
