Radio Model Bulletin # Release Date Description Download
KNG-M, KAA0660 BKSB-1040 2015-03-02

Key ring on Hirose connector breaking.

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KNG Portable & Mobile BKSB-1039 2014-06-16

Selectable Power Setting Changes

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KNG Portable & Mobile BKSB-1034 2012-09-14

Threshold squelch default settting too tight

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KNG Portables, Mobiles and Control Heads BKSB-1033 2012-09-08

Firmware/Radio Editor release information

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KNG Portables, Mobiles, Control Heads BKSB-1032 2012-03-21

Add Features and general maintenance update.

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KNG Portables BKSB-1030 2010-04-15

Firmware upgrade for added features.

PC Software update to 1.0.6.0

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GMH, GMH+, DMH BKSB-1029 2009-11-17

Blown display when jump starting vehicle

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KNG Portable BKSB-1028 2009-05-08

Firmware update information

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DPH-CMD BKSB-1027 2009-05-27

Firmware update

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ALL BK BKSB-1026 2009-02-02

IOGEAR GUC232A (Information Only)

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DPHx BKSB-1025 2008-02-09

Quantar BCL

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GPH-CMD BKSB-1024 2008-04-06

Keypad FCN menu issues

Download
DMH BKSB-1023 2008-09-04

User selectable Squelch & Quantar BCL

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GPH-CMD BKSB-1022 2005-12-12

Group Scan

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DPHx BKSB-1021 2005-12-17

Firmware update

Download
DPH BKSB-1019 2004-11-13

Firmware update

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LAA0258 BKSB-1017 2003-07-23

No Tx audio from desk microphone 

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LZA2027 BKSB-1018 2003-07-23

Difficulty adjusting Audio Levels

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DPH BKSB-1016 2003-05-06

Squelch Information only.

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LZA2027 BKSB-1015 2002-12-10

Manual update

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GBH BKSB-1014 2002-09-26

Poor audio/lock-up with Tone Remote

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GPH BKSB-1013 2002-09-10

Display flashing "FAIL"

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GBH BKSB-1011 2001-11-19

PS fuse accessibility

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GPH BKSB-1010A 2002-01-04

Non-Flash / Low Volume

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GMH BKSB-1007 2001-09-12

Superfluous display at power up

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EPH BKSB-1006 2001-08-17

Flex mode operation

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GMH BKSB-1005 2001-08-15

No display in low light

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EPH BKSB-1004 2000-09-29

High temp comm failure

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GPH BKSB-1003A 2001-08-15

Update to SB-1003

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GPH BKSB-1003 2000-09-29

High temp comm failure

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KNG, KNG2 Portable & KNG Mobile BKSB-1057 2019-08-14 Firmware downgrade to version 5.5.0f for portable and mobile radios running firmware version 5.6.0a, and mandates adoption of RES 5.5.9 for further device customization. Download
KNG, KNG2 Portable & KNG Mobile BKSB-1055 2019-05-15

Addresses operation and cloning issues caused by firmware version 5.6.0a.

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Radio BKSB-1058 2020-03-19 Cleaning and disinfecting guidelines for BK Technologies radios. Download
All Radios BKSB-1058 3.19.2020 Cleaning and disinfecting guidelines for BK Technologies radios. Download