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                       November 9, 2023

       Walter Jankovic
       Chief Financial Officer
       Harmonic Inc.
       2590 Orchard Parkway
       San Jose, CA 95131

                                                        Re: Harmonic Inc.
                                                            Form 10-K for the
fiscal year ended December 31, 2022
                                                            Filed February 28,
2023
                                                            File No. 000-25826

       Dear Walter Jankovic:

              We have completed our review of your filing. We remind you that
the company and its
       management are responsible for the accuracy and adequacy of their
disclosures, notwithstanding
       any review, comments, action or absence of action by the staff.




                       Sincerely,


                       Division of Corporation Finance

                       Office of Manufacturing