©

RFbeam Microwave GmbH | Schuppisstrasse 7 | CH-9016 St. Gallen | www.rfbeam.ch | K-LC4 | data sheet

01/2018 – Revision A | Page 2/4

Characteristics

Parameter

Conditions / Notes

Symbol

Min

Typ

Max Unit

Operating Conditions

Supply voltage

4.75

5

5.25

V

Supply current

35

45

mA

VCO input voltage

-0.5

2.0

V

VCO pin resistance

570

Ω

Operating temperature

-20

+85

°C

Storage temperature

-20

+105

°C

Transmitter

Transmitter frequency

24.05

24.125

24.25

GHz

Frequency drift vs temperature

-0.9

MHz/°C

Frequency tuning range

140

MHz

VCO sensitivity

-55

MHz/V

VCO Modulation Bandwidth

∆f = 20 MHz

3

MHz

Output power

EIRP

+7

+10

+13

dBm

Spurious emission

According to ETSI 300 440

-30

dBm

Turn-on time

1

µs

Receiver

Mixer Conversion loss

-6

dB

-11

dB

Antenna Gain

4.8

dB

Receiver sensitivity

-93

dBm

-81

dBm

Overall sensitivity

-103

dBc

IF output

IF resistance

50

Ω

IF frequency range

-3dB Bandwidth, IF load = 50 Ω

0

50

MHz

IF noise power

-134

dBm/Hz

-164

dBm/Hz

IF noise voltage

-147

dBV/Hz

45

nV/√Hz

IF output offset voltage

no object in range

-200

200

mV

I/Q amplitude balance

3

dB

I/Q phase shift

φ

80

90

100

°

Supply rejection

Rejection supply pins to IF output

26

dB

Antenna

Antenna type

Right hand circular polarized

RHCP

Horizontal -3 dB beamwidth

E-Plane

138

°

Vertical -3 dB beamwidth

H-Plane

132

°

Horiz. sidelobe suppression

-12

dB

Vertical sidelobe suppression

-12

dB

Body

Outline Dimensions

25 × 25 × 6

mm3

Weight

4.5

g

Connector

5 pin single row jumper

Note 1

The VCO input has an internal voltage source with approx. 0.9VDC. For driving this pin it is necessary to source and sink current

Note 2

Transmit frequency stays within 24.050 to 24.250GHz over the specified temperature range

Note 3

Theoretical value, given by Design