HB9BQB Pictures
some of my historical pictures:
workbench 1961
workbench 1961
workbench 1961
my shack 1965
my shack 1965
workbench 1965
look at the original schematics of some of the radios shown on the pictures:
1960: crystal diode detector
1961: tube radio
.
1965: AM QRP-transceiver
Page:
1
2
3
[
Prev
] [
Next
]