Condensed specifications
Frequency
As supplied:
Version 1: 458.525 - 459.1MHz (25kHz steps)
Version 2: 458.8 - 459.3MHz (25KHz steps) and 461.3MHz
+/- 1.5kHz
Frequency stability
Channel spacing
Number of channels
25kHz
32 channels controlled via RS232 interface
Transmit
Output power
+27dBm (500mW) ±1dB
TX on switching time
Modulation type
TX modulation bandwidth
Adjacent channel TX power
TX spurri
50 ms from TXE transition
FSK (F3D)
DC – 3kHz (3v CMOS compatible DATA input)
<-37dBm
<-40dBm (no output in standby)
Compliant with ETSI EN 300 220-3 and EN 301 489-3
data (CMOS/TTL compatible)
Spurious radiations
Inputs
Supply
Voltage
+6 to 9v (6-15v for intermittent operation)
350mA nominal transmit
<5µA standby (TXE high or floating)
Current
Interface
User
RF
4+4 pin 0.1" pitch DIL header, plus 3 x 3pin 0.1" pitch SIL 'mounting'
headers (PGM)
BNC (bulkhead type)
A 2mA LED indicator may be fitted by the user. A 1K series resistor
(from 5.3v) is provided
Recommended PCB hole size
Size
1.2mm (min.)
74 x 38 x 14mm (not including connectors, which increase the length)
Operating temperature
Intended approval
-20 to +55 οC (Storage -30 to +70 οC)
ETSI Radio standard EN 300 220-3 and EMC standard EN 301 489-3
Ordering Information:
Part No.
Frequency band
TLM2-458-5 (version 1)
458.525 - 459.1MHz
TLM2-460-5 (version 2)
458.8 - 459.3MHz and 461.3MHz
Matching Receiver
LMR2-458-5 (version 1)
LMR2-460-5 (version 2)
458.525 - 459.1MHz
458.8 - 459.3MHz and 461.3MHz
Radiometrix Ltd
TLM2 Data Sheet
page 6
RADIOMETRIX [ RADIOMETRIX LTD ]
