Assertion: chip attenuator | /r/HasProperty | mounted to duroid
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text: Rule of thumb: a chip attenuator is good for at least 1/16 watt if it is mounted to a circuit card such as Duroid or FR-4, 1/4 watt if mounted to metal with conductive epoxy, and 1/2 watt if it is attached with solder to a metal heatsink.