© RFbeam Microwave GmbH | Schuppisstrasse 7 | CH-9016 St. Gallen | www.rfbeam.ch | K-LD7 | product information

10/2018 – Revision A | Page 2/2

CHARACTERISTICS

Parameter

Conditions / Notes

Symbol Min

Typ

Max Unit

Operating Conditions

Supply voltage

3.2

5.5

V

Supply current

150

mA

Operating temperature

-20

+85

°C

Storage temperature

-40

+105

°C

Transmitter

Transmitter frequency

24.050

24.250

GHz

Output power

EIRP

12

dBm

Spurious emissions

According to ETSI 300 440

-30

dBm

Receiver

LNA gain

19

dB

Mixer conversion loss

10

dB

Antenna gain

8.6

dBi

Receiver sensitivity

-112

dBm

Overall sensitivity

-127

dBc

Max. detection distance

σ = 1m² (Person)

R

15

m

Signal Processing

Modulation

FSK

Velocity processing

256 point complex FFT

Speed range

Maximum digitally controllable

0

20/50/100 km/h

Distance range

Maximum digitally controllable

0

10/30/100 m

Antenna

Horizontal -3 dB beamwidth

E-Plane

80

°

Vertical -3 dB beamwidth

H-Plane

34

°

Horiz. sidelobe suppression

-12

-20

dB

Vertical sidelobe suppression

-12

-20

dB

Rx1/Rx2 spacing

l

6.223

mm

Interface

Digital output high level voltage

2.4

3

V

Digital output low level voltage

0

0.4

V

Digital output high level voltage

1.7

3

V

Digital output low level voltage

0

1.3

V

Digital input high level voltage

1.7

4

V

Digital input low level voltage

-0.3

1.3

V

Digital I/O source/sink current

-20

20

mA

Analogue input level

0

3

V

Analogue input impedance

50

kΩ

Body

Outline dimensions

37×25×7

mm3

Weight

5

g

Connector

3 pin 2.54 mm/8 pin 2.54 mm