Data Sheet

© RFbeam Microwave GmbH | Schuppisstrasse 7 | CH-9016 St. Gallen | www.rfbeam.ch | K-LC5 | data sheet 03/2021 – Revision G | Page 4 / 9
ANTENNA SYSTEM DIAGRAM
PIN CONFIGURATION
This diagram shows module sensitivity (output
voltage) in both azimuth and elevation directions.
Itincorporates the transmitter and receiver antenna
characteristics.
Azimuth 34 °, Elevation 80 °
At IF output voltage -6 dB
(corresponds to -3 dB Tx power)
-70
-60
-50
-40
-30
-20
-10
0
350°
340°
330°
320°
310°
300°
290°
280°
270°
260°
250°
240°
230°
220°
210°
200°
190°
180°
170°
160°
150°
140°
130°
120°
110°
100°
90°
80°
70°
60°
50°
40°
30°
20°
10°
0°
Azimuth Elevation
80°
34°
Figure 2: Antenna system diagram (logarithmic scale)
K-LC5-RFB-00x
Pin No. Name Description
1 IF output Q Intermediate frequency output Q, typical load: 1 kΩ
2 VCC DC Supply V
CC
3 IF output I Intermediate frequency output I, typical load: 1 kΩ
4 GND Supply GND
5 VCO in Frequency modulation input, U
VCO
or left open
K-LC5-RFB-01x
Pin No. Name Description
1 IF output Q Intermediate frequency output Q, typical load: 1 kΩ
2 VCC DC Supply V
CC
3 IF output I Intermediate frequency output I, typical load: 1 kΩ
4 GND Supply GND
5 IF output Q Tied to pin 1
Do not touch open connector pins. RFbe-
am K-LC5 radar module is susceptible to
electrical discharge as long as it is not pla-
ced in the circuit.
Table 1: Pin function description