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World of Ham Radio 1997
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WOHR97_AmSoft_(1997-02-01).iso
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==============================================================================
K E N W O O D
>>> A M A T E U R R A D I O S E R V I C E B U L L E T I N <<<
==============================================================================
Kenwood Service Centers
Kenwood Service Corporation Kenwood Service Center, East
2201 East Dominguez Street 829 Lynnhaven Parkway, Suite 130
Long Beach, California 90801 Virginia Beach, Virginia 23452
Telephone 1-310-639-5300 Telephone 1-804-340-1702
==============================================================================
BULLETIN # 876
MODEL: TS-930S
SUBJECT: RF FEEDBACK INTO MIC CKT
Some users may report RF feedback to the MIC at low frequencies,
for example: 3.5 Mhz.
Make the following changes to SW unit (J) (X41-1410-00):
CHANGE C8 FROM A .01uf TO A .047 uf CAP.
ADD A FERRITE BEAD TO THE MCG LINE (PIN 7) OF THE MIC JACK BY CUTTING
THE TRACE AND SOLDERING THE BEAD AND WIRE TO THE BOARD.
Note: This change is applicable to units before S/N 308XXXX.