APRS Products

t>

Hits

APRS Products

aprs a popular method of geo-tracking over amateur radio

post 01 Feb 2024

APRS Software location information Links →

28

APRS Products
aprs a popular method of geo-tracking over amateur radio

APRS Radio for Arduino
Arduino uno compatible board, it doesn’t really matter what is the board that you are using, as long as it has enough gpio and at least 1 uart to work with

30 meter receiver low power qrss beacons and psk31 That is possible by using a low CW speed. QRS mean reduce your CW speed. With that extra S of QRSS they want to indicate that it is really a very low CW speed

The Folded Dipole The Folded Dipole is not used much amongst Radio amateurs, probably due to the fact that this antenna uses twice as much wire as a single-wire dipole

Rf Directional Power Meter A wide dynamic range power meter using a directional coupler, AD8307 Log Amplifier and arduino microcontroller

Wireless cw iambic memory keyer- Cross country wireless cw iambic memory keyer

The Vocal Keyer The vocal keyer for Yaesu FT1000 MarkV

Antenna bi-quad Costruzione di questa antenna biquad dal guadagno di circa 8-10 dB

50 MHz preamp Gain 26dB with the BFG135 Preamps for 144 and 430 MHz, for 50 MHz, the BFG135a is a cheap transistor and in my view rather strong. It is not easily damaged by static discharge or RF power. FG connection

AH-4 antenna tuner ICOM AH-4 random wire outdoors antenna tunner for lightning protection when not is use outdoor relays disconnect ALL antennas ,coax, and wire from the AH-4 and grounds them to chassis

APRS Products

Antennas Type