▃▅▇█▓▒░ Welcome to Marina░▒▓█▇▅▃
This receiver is free to tune for NORMAL users, some frequency is blocked*.
Located far from the city's QRM, is mainly dedicated to HF listening.
BANDGUIDES are specifically selected for the location and meant to guide you in listening.
SQUELCH noise threshold is around 25%. SIGNAL METER: 50% is S9 or 50uV or -73dBm, 100% is S9+70 or 0dBm.
ON LINE from 06:00 to 22:00 UTC.
TUNING:
Remember: ASK BEFORE TUNING!
When you connect to this node and you find another user already connected, ask in the local chat before tuning. If you don't get any answer within 2 minutes, you are free to tune.
Who tunes assumes responsibility for the tuned frequency.
ANTENNA:
MW & SW: Diamond WD-330J T2FD 25m long, 10m agl.
VHF & UHF: Hoxin MA-3000 Vertical, 15m agl. Gain: 7.5dB(144MHz), 10.5dB(430MHz).
NODE HARDWARE:
Receiver: Icom IC-R8500
Raspberry Pi 3 model B 1GB RAM (1.2GHz quad-core ARMv8 CPU)
- usb sound card (Ugreen external sound card w. in-out 3.5mm jack)
- usb to serial adapter (Ugreen USB to Serial RS232 DB9 9Pin COM Adapter FTDI)
Enjoy listening!
73 de IZ4YGS Matteo
flyingelvis@libero.it
*The following frequencies are blocked:
- Military
- Law enforcement & security services
- FM broadcasting (filtered by notch)