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 to [...]
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