Assertion: tube | /r/CapableOf | function with the heater voltage
Facets:
value: out of specification
type: OTHER
Source sentences:
text: With a relatively simple rewiring, the tube heaters could be put in series-parallel to run off 32 volts, with the three twelve-volt heaters in series and a 25L6, 35L6 or 43 in parallel; the tubes would still function with the heater voltage somewhat out of specification.