ANT500 Telescopic Antenna

ANT500 from Great Scott Gadgets is a telescopic antenna designed for
operation from 75 MHz to 1 GHz.  Its total length is configurable from
20 cm to 88 cm.  ANT500 is constructed of stainless steel and features
an SMA male connector, rotating shaft, and adjustable elbow.

ANT500 is a 50 ohm antenna designed to match HackRF One and YARD Stick One.  It is the
perfect first antenna for general purpose use.