Kenwood TS-590S firmware v2.01

Kenwood · Released Jul 28, 2015 · First seen Sep 6, 2026

Source: kenwood.com

v2.01 is not the latest firmware for the Kenwood TS-590S: the current version is v2.05 (March 12, 2020). Go to v2.05

In short — summary by updatemystuff.com

NB1 and NB2 noise blankers can now be enabled at the same time.

  • NB1 and NB2 enable simultaneously via [NB(LEV)] key press-hold
  • Noise Blanker level adjustment disabled when both are ON
  • ARCP-590 and ARHP-590 software updates required for compatibility

Written from Kenwood's release notes, which are printed in full below.

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What's in this update

The following fea​tures are updated.

  1. Enables NB1 and NB2 to be simultaneously set to ON.

When the Noise Blanker is set to OFF, pressing and holding the [NB(LEV)] key enables NB1 and NB2 to be set to ON at the same time. Then, pressing the [NB(LEV)] key again enables NB1 and NB2 to be set to OFF.

When NB1 and NB2 is set to ON at the same time, the Noise Blanker level cannot be adjusted. Adjust the Noise Blanker​ level once the Noise Blanker is set to OFF and NB1 or NB2 is set to ON.

(Please also update both of the Radio Control Program

ARCP-590

and the Radio Host Program

ARHP-590

for functional compatibility.)

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Other versions for this product

See the full firmware history for the TS-590S