I had some issues drilling the spreader, I thought the drill would go through the copper like butter, that is partially true, but as this is a very thick piece I’m drilling, it grabbed the drill and twisted it. I had two 2.5mm drills twist to bits and I could not get them out [...]
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This is based on the Motorola EB104 bulletin: EB104 amplifier board ordered from Communications Concepts, including 4x MRF150 Omron 12V Relays ordered from Ebay – used for TR switching and filter selection Toroids and accessories orderd from Amidon Large heatsink gotten from my father, TF3T 1200VA toroid transformer was bought in my trip [...] |
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