Which is where this two-axis antenna positioner could come in handy. While not quite up to the job it was originally intended for — positioning a 1.2-meter dish antenna — [Manuel] did manage ...

Though considering the resale value these particular units seem to have on eBay, we might be inclined to just roll our own positioner. The QHF QFH antenna is another interesting teardown.

An anechoic chamber is essentially an experimental room lined with RF-absorbent material and contains an antenna positioner and controller that allows for a variety of empirical measurements of ...