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modulation usb lsb calibration ft-101zd


 

hello I have a modulation difference between usb and lsb in lsb the modulation is wider, in usb it comes out narrower what should I calibrate to have a usb and lsb modulation the same?

iz8jfa
franco

  73

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Hi Franco,

Many FT-101's have had their Carrier Crystals adjusted to match the aging crystal filter. A different white noise sound when switching from USB to LSB or vice-versa is the usual indication of a problem.

Please see the pdf located in our Files Folder #6 FT-101ZD Carrier Crystals Adjustment. Also good for the original FT-101 series.

73
Roger VE7LB


 

ok grazie

iz8jfa
73

------ Messaggio originale ------
Da: "Roger VE7LB" <Roger_VE7LB@...>
Inviato: 13/07/2021 20:36:56
Oggetto: Re: [Yaesu-FT-101] modulation usb lsb calibration ft-101zd

Hi Franco,

Many FT-101's have had their Carrier Crystals adjusted to match the aging crystal filter. A different white noise sound when switching from USB to LSB or vice-versa is the usual indication of a problem.

Please see the pdf located in our Files Folder #6 FT-101ZD Carrier Crystals Adjustment. Also good for the original FT-101 series.

73
Roger VE7LB

Mail priva di virus.