Service BulletinAmateur Radio Division

Subject: TS-120S - VOX Operation Pick-up TimeDate: July 10, 1979

High speed CW ops may inquire about partial loss of the first character when operating VOX-CW. The transceiver will operate up to about 20WPM before this is apparent.

Improvement may be had by changing three components on the RF Unit X44-1260-01.

Old Value
New Value
R33100K ohm150K ohm
R5233K ohm4.7K ohm
C620.022 uF1 uF @ 50V

Production later than serial number 940701 has this change.

Changes are circled in blue.

©1979 Kenwood