Quote:
Originally Posted by timmy
Can someone that has the Motorola ts907 schematic tell me what the letter z means it has a 275 arrow where would this be marked where it goes.
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Z and W are connected to the CRT heater...the connection of the heater winding of the transformer to the 275 volt supply is to elevate the CRT heaters to a voltage near that of the CRT cathodes, to reduce the likelihood of s heater/cathode short.
jr