Camilo 1

• asked Oct 30, 2025

PC software for ld6001 and ld6001A

We recently bought a LD6001 and a LD6001A for people tracking, on both product guides guides respective pc gui viewer are mentioned, however we are unable to find them. We would like to have the viewers in order to test the modules and to h...

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0 votes

2 answers

221 views

mohammad 3

• asked Oct 25, 2025

HLK-LD8001H

Hi, I want to use Module HLK-LD8001H to build a custom radar level sensor. Please recommend a suitable External Lens Antenna for it.

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0 votes

1 answers

74 views

Jesus Rodriguez 1

• asked Oct 21, 2025

RM08K How to select AP in WIFI(STA) Network Mode

Hi, I've used RM04 for a long time in WIFI(STA) and in list of AP availables had a dot in first colum to select it, now I've changed to RM08K and when I want to select a AP from the list there is no dot or other way to select the de...

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0 votes

1 answers

38 views

Sergey 1

• asked Oct 20, 2025

firmware for LD2410C V1.0

Hello HLK team, I am using an LD2410C V1.0 radar sensor. I recently updated its firmware to version 2.44 using your official mobile application, which correctly identified the sensor model. After the update, the detection range dropped sign...

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0 votes

1 answers

151 views

Zhang Hong Yi 1

• asked Oct 19, 2025

Energy value curve in target info page is miscalculated

The attachment is the "Target Info." page for the radar sensor HLK-LD2410S. Customer has extracted the values of the green energy value curve as the following. 19.1 30.4 23.5 24.6 16.9 6 12 18.1 16.9 19.1 22.9 18.1 0 9.5 14 The belo...

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0 votes

1 answers

82 views

pavlos 1

• asked Oct 17, 2025

HLK LD2412

I recentlty updated LD2412 to V 1.26.25041209 but it does not work well with my integration. I need to get back to V 1.24.24080517 . How can I downgrade the device?

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0 votes

2 answers

117 views

Mcalaciu 3

• asked Oct 12, 2025

HLK-LD2410

Hi, I unintentionally downgraded the firmware from version V 2.44.25070917 to V 2.44.24073110 using the 'HLKRadarTool' on my LD2410C sensor. How can I restore the previous version or update back to 2.44.25070917, since it is not ava...

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0 votes

1 answers

256 views

dsa 1

• asked Oct 9, 2025

LD8001H update rate and protocol

I have purchased a LD8001H, which seems to work well except for its very slow update rate. Changes in the water level take more than five seconds to appear in the 0x01 "empty height" register. I would like the update rate to be fast...

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0 votes

1 answers

110 views

Aleks_N 1

• asked Oct 7, 2025

Question about TTL level compatibility, documentation, and identification of pinout area (LD2461 v1.3 CJ23A)

Hello! I have the following questions regarding the LD2461 v1.3 CJ23A radar module: What TTL level compatibility is provided for the interface of this module? Is direct operation at 3.3V level possible, or is additional level shifting requi...

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0 votes

2 answers

128 views

esper 1

• asked Sep 29, 2025

Please also send me the HLK-LD2402 antenna radiation pattern.

I am currently developing a product using the HLK-LD2402 sensor. In Korea, when you receive sensor certification, you need to have the radiation pattern data of the antenna. I will attach the 2D and 3D pictures that I used to get the existi...

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0 votes

1 answers

151 views