Adafruit Great Scott Gadgets ANT500 - 75 MHz to 1 GHz Telescope Antenna [ADA3584]
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.
Note: HackRF One not included.