If hum or any other signal is in the clear - video sync, Eventide clock, ATR servo bleed, Juno synth clock... RF if it’s steady, tube microphonics...
Please pardon the mispellings and occassional insane word substitution I'm on an iPhone
> On Mar 6, 2020, at 13:56, Gary A. Galo <[log in to unmask]> wrote:
> I should stay the same, and the residual power line hum should stay the same, as well. I believe Plangent locks onto the bias.
> Gary Galo
> Audio Engineer Emeritus
> The Crane School of Music
> SUNY at Potsdam, NY 13676
> "Great art presupposes the alert mind of the educated listener."
> Arnold Schoenberg
> "A true artist doesn't want to be admired, he wants to be believed."
> Igor Markevitch
> "If you design an audio system based on the premise that nothing is audible,
> on that system nothing will be audible."
> G. Galo
> -----Original Message-----
> From: Association for Recorded Sound Discussion List <[log in to unmask]> On Behalf Of Lou Judson
> Sent: Friday, March 6, 2020 1:07 PM
> To: [log in to unmask]
> Subject: [EXTERNAL] Re: [ARSCLIST] Digitizing Varispeed Tapes
> I possibly irrelvant question: Does the bias frequency stay the same when varispeeding on record? Or does it vary with the varispeed?
> Lou Judson
> Intuitive Audio
>> On Mar 6, 2020, at 9:57 AM, Jamie Howarth <[log in to unmask]> wrote:
>> Richard’s points are as always right on.
>> If it’s ever of help Plangent has a high quality digital non-real time algorithm for resampling that is programmable to any curve necessary to achieve the results you are asking about. It’s a service of course but I offer it where the desire is not to make another tape generation copy.
>> If we can help let me know.
>> Jamie Howarth