Quantity   Component name
1 × Arduino Nano (or clone)
1 × AD9850 module
1 × RTL-SDR or similar (only for receiving, not part of the transmitter)
1 × 45W amplifier "530 v303" type
1 × Relpol RM822N-2112-85-S005 DPDT relay
3 × T37-6 ferrite cores from Micrometals useful for LPF, and probably other things TBD.
2 × T44-2 ferrite cores from Micrometals (only for power/SWR meter)
1 × old ATX power supply ...just for the box. Doesn't have to be functioning.