ICOM 746 Temperature Measurements
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Description
The ICOM 746-Pro has acquired a history of NEC 1678G (IC-151) MMIC and driver transistor 2SK2975 failures. The failure of IC-151 appears to be a combination of ESD damage from electrostatic charge on the antenna entering IC-151, and perhaps thermal heat.
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Consistent with the DXZone's mission to preserve Amateur Radio knowledge, we have restored access to this document via the Digital Archive.
Consistent with the DXZone's mission to preserve Amateur Radio knowledge, we have restored access to this document via the Digital Archive.
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