KC761 Firmware Downloads and Upgrades

Update Guide

User manual

KC761/KC761B User Energy Correction

Upgrade Packs Download

Information about fixes and improvements for each version of firmware is included in the upgrade package.

KC761/A/B/C/CN Firmware v1.63

Beta Firmware for KC761/KC761A/KC761B/KC761C/KC761CN

Released on December 30, 2024, about 1.21MB. CoprocessorFW v0.9

1. Support KC761C/CN

2. For KC761A/B, support users to add KC7601.31 neutron sensor

3. For devices with neutron sensor, γ sensor and neutron sensor are turned on at the same, and the battery time is shortened to 7 days

4. Enable auto storage function, adjust the TF card storage content

5. Increase marker size, bold dose rate cIharacters, improve UI layout, fix UI bugs

6. Add time zone setting function

7. Reduce the probability of setting loss due to low battery. Add few default values to avoid serious failures caused by lost settings

8. Store γ spectrograms when turn off and continue to measurement them power is turned on

9. fix the PIN sensor energy scale, which is done in vacuum with α-rays as a reference

10. fix several other BUGs

This is the lowest version that can be installed on the KC761C/CN, That model downgrading below this version will cause a malfunction and must be returned to the factory for repair.

KC761/A/B Firmware v1.59

Firmware for KC761/KC761A/KC761B

Released on July 4, 2024, about 1.17MB. CoprocessorFW v0.8

Improve compatibility with V1.0, V1.1 hardware. Repair problems such as gamma dose rate user revision not taking effect, initial value of reading is zero after smoothing.

KC761/A/B Firmware v1.56

Beta test firmware for KC761/KC761A/KC761B

Released on June 4, 2024, about 1.17MB. CoprocessorFW v0.8

When upgrading from an older version, you may encounter a bug when shutdown it shows “IP Conflict”, so please try rebooting, powering down, and update again.

KC761B Firmware v1.43