📡 If you don't know the local frequencies, you can search within a band: Press MANUAL .

| Protocol | Baud Rate | Data Bits | Parity | Stop Bits | Pro-44 Preset # | |-------------------|-----------|-----------|--------|-----------|-----------------| | OBD-II (CAN) | 500k | 8 | None | 1 | P-01 | | OBD-II (J1850 VPW)| 10.4k | 8 | None | 1 | P-02 | | RS-232 Standard | 9600 | 8 | None | 1 | P-10 | | RS-485 Modbus RTU | 19200 | 8 | Even | 1 | P-14 | | IBM 3270 Coax | 2.358M | 8 | Odd | 1 | P-22 (special) | | Legacy HP-IB | 1M | 8 | None | 2 | P-30 |

If the scanner loses programmed channels when powered off, check the internal memory backup battery.

Protects stored frequencies for approximately one hour during battery changes. Scan Delay:

The is a classic handheld radio scanner that allows users to monitor various frequencies, including emergency services, aircraft, and marine bands. While it is a vintage device, its reliability makes it a favorite for hobbyists. 📻 Getting Started with the