These SMA male antennas are compatible with all the MicroTrak and MicroFox transmitters.
These factory made antennas will work with all MicroTrak transmitters, as well as any handheld radio with an SMA antenna jack. The V2 is longer with a sturdy whip, while the V4 is more compact and flexible.
VHF/UHF Length:40cm, Gain:2.15dB, Whip diameter:4mm, Weight:1.2oz, Manufacturer#:NA-771.
VHF/UHF Length:23cm, Gain:2.15dB, Whip diameter:2.2mm, Weight:0.6oz, Manufacturer#:NA-666.
Telescoping half-wave antenna tuned for 144.39 MHz, but should work well over the entire 2-meter band. The bottom is a flexible spring to reduce torque on the radio SMA connector. The extened length is 24 inches and the collapsed length is 6.5 inches. Gain is 3 dB.
External VHF antenna with a "Hershey-Kiss" magnet mount base for use with the MicroTrak APRS transmitters and handheld radios. This antenna whip is very flexible. If using a MicroTrak in a vehicle, an external antenna like this is highly recommened. Length:51cm, Gain:3dB, Weight:2.7oz, Coax:RG-174 10 feet
Larger mag-mount antnna for the MT-RTG 50 and MTT4B-40. VHF/UHF Length:56cm, Gain:3dB, Whip diameter:2.5mm, Weight:12.9oz, , Coax:RG-58 10 feet, Manufacturer#:UT-308UV.
V6 Dipole Antenna
The V6 is center fed 2-meter dipole antenna that comes with a 12" SMA coax. The overall length is 37 in and the elements are flexible spring-steel 0.032 music wire. Antenna weight without coax is 0.4 oz. The wire ends are rolled into a loop for safety. It provides a considerable signal boost over the rubber duck alternatives, and was primarily deisgned for high altitude balloons.
Additional APRS Products