OT4V is the vanity call of ON4VT 

 1.QSL info : read the instructions on QRZ.com

2.Working conditions :
- Yaesu FTdx450 powered by 100ah battery with linked dipole 6 to 80 meters. Bencher BY1 paddle, Heil Traveller mike and headset. Medion mini notebook running QW (GMA)
- Yaesu FT857D powered by Lifepo batteries with linked dipole 6 to 80 meters. Mini Palm paddle.