brianwickman:
mapping circuit topology
brianwickman:
machining case
brianwickman:
nibbling
brianwickman:
power socket hole finished
brianwickman:
power supply machined
brianwickman:
fully machined case
brianwickman:
visual check of case
brianwickman:
filament wiring done
brianwickman:
filament burn test
brianwickman:
power supply first light
brianwickman:
mounting passive components
brianwickman:
power tube output stage
brianwickman:
first light