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Early Type [[1A1]] and Type [[82]] plug-ins have a rotary input coupling switch that is concentric with the [[Connectors#BNC|BNC]] input connector. This switch can give trouble. The Tek part number is #260-603. When contact cleaner into the switch and exercising does not eliminate the trouble, what can be done? | Early Type [[1A1]] and [[W]] and Type [[82]] plug-ins have a rotary input coupling switch that is concentric with the [[Connectors#BNC|BNC]] input connector. This switch can give trouble. The Tek part number is #260-603. When contact cleaner into the switch and exercising does not eliminate the trouble, what can be done? |
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