The Kitchen Table as workbench during fabrication of ribbon adjustors.
The Kitchen Table as workbench during fabrication of ribbon adjustors.
The ribbon adjustor mechanism prior to installation on crossbar. The large
brass screw is a 'lock'. The ribbon will be 1cm wide. The front-to-back
screw adjustor is a 20mm x 3mm metric screw with a 0.5mm per revolution
pitch.
Rear side detail of adjustor attached to crossbar.
Front side detail of adjustor attached to crossbar. Although difficult to
see, note the cutout relief of the aluminum crossbar behind the ribbon.
Front view. Relieved area behind ribbon shows up better.
Top view. Front of adjustor at top. Note slightly darker orange covering on
the front and rear bearing tubes - it is 1 mil Kapton tape for electrical
insulation. Again, note relieved area of crossbar under the front bearing
tube.
Side view.
Bottom view.
Part 4c - Plan 'A' ribbon cutter.
Acoustic Line Source Research - Table of Contents.
