User interface
47mm
8mm
17mm
NRX1
Radiometrix
30.48mm (1.2")
1 = RF in
2 = RF gnd
3 = RSSI
4 = 0V
1
2
3
4
5
6
7
5 = Vcc
6 = AF
7 holes of 0.7mm dia pin spacing 2.54mm (0.1")
7 = RXD
Figure 3: NRX1 pin-out and dimension
NRX1pin
Name
RF in
RF gnd
RSSI
0V
Vcc
AF
RXD
Function
50Ω RF output to the antenna
RF ground
DC level between 0.5V and 2V; 60dB dynamic range
Ground
5V regulated DC power supply
500mVp-p audio. DC coupled, approx 0.8V bias
.5Vp-p logic output of data slicer. Suitable for Biphase codes
1
2
3
4
5
6
7
Note: Pinout and footprint as RX1 (but larger dimension and lacks Enable pin) and UHF NRX2.
Condensed specifications
Frequency
151.3000MHz
169.4125MHz
173.2250MHz
173.2500MHz (other VHF 120-180MHz by special order)
Frequency stability
Channel spacing
Number of channels
2.5kHz
25kHz
1
Supply
voltage
Current
2.9 – 15V
10mA
Operating temperature
Size
-10 to +60 °C (Storage -30 to +70 °C)
47 x 17 x 8 mm
Compliant with ETSI EN 300 220-3 and EN 301 489-3
5 pin 0.1" pitch SIL
Spurious radiations
Interface
User
RF
2 pin 0.1" pitch SIL
Receiver
Sensitivity
image / spurious
blocking
-120dBm for 12dB SINAD
-60dB (or better)
-86dB (or better)
-70dB
adjacent channel
LO re-radition
Outputs
<-65dBm
RSSI, Audio, Data
2ms
Power on to valid audio
Power on to stable data out
10ms (for 50:50 mark / space)
Radiometrix Ltd.
NRX1 receiver data sheet
Page 3
RADIOMETRIX [ RADIOMETRIX LTD ]
