Structure

Description

Source

Figure

Rod array

Nine rods equally spaced in a 27.3 cm by 47.0 cm rectangle.

Kientz and Barnes 2016

3(a)

Extended rod array

Fifteen rods evenly spaced in a 43.2 cm by 54.6 cm rectangle.

Barnes, pers. comm.

3(b)

Single angle array

Four angles evenly spaced in a 40.6 cm by 32.4 cm rectangle.

Krebs et al. 2018

3(c)

Double angle array

Two aluminum angle arrays (described previously).

Krebs et al. 2018

3(c), 5