The MFJ-464 combines the latest millennium microprocessor technology with non-volatile EEPROM memory for a full featured, low cost, high reliability design. You can send CW or load messages using a paddle, keyboard, or through your computer serial port. Easy-to-use menus and LCD display let you set all keyer functions merely by pushing buttons.

I just received my MFJ-464 today. I picked it up used for a reasonable price. Eventually, I will probably use it to it's full potential, but for now, I will use it strictly as a reader to supplement my ear, and save on paper and pencils. That said, here are my early findings. The unit does a wonderful job of decoding CW, even very weak signals.

MFJ 464 CW Keyer/Reader Units provide everything you need to have a carefree CW station. Their AutoTrak automatically locks on, tracks, and displays CW at up to 99 WPM. Just plug them into your receiver speaker and adjust the volume until the lock LED flashes in time with the CW.

View and Download MFJ -464 instruction manual online. CW Keyer/Reader. MFJ-464 media converter pdf manual download.

Manuals and User Guides for MFJ MFJ-464. We have 1 MFJ MFJ-464 manual available for free PDF download: Instruction Manual

The MFJ-464 combines the latest millennium microprocessor technology with non-volatile EPROM memory for a full featured, low cost, high reliability design. You can send CW or load messages using a paddle, keyboard, or through your computer serial port. Easy-to-use menus and LCD display let you set all keyer functions merely by pushing buttons.

The MFJ-464 uses the same decoder as the MFJ-461. In addition to the decoder, the MFJ-464 offers a Morse keyer that can be connected to either a key, a computer keyboard (US layout, see MFJ-551) or a PC. The output is via an easy-to-read, two-line LC display, and the keyer speed and volume can be adjusted via controls on the front panel.

The MFJ-464 KeyReader is a full-featured memory keyer combining dual microprocessors and a non-volatile EEPROM chip for a full featured, low cost, high reliability design. Unlike other keyers, it uses a LCD display to set keyer functions and show the sending message.

2024年11月4日 · MFJ-464 CW Morse combination keyer and reader. Working condition, and includes AC adapter. 2 line LCD display can decode directly from most radios. Has key and keyboard input, allowing generation of CW by simply typing on a keyboard when added.

The MFJ-461, MFJ-464, MFJ-493 and MFJ-495 Keyers are designed to be used with HyperTerminal. The document provides instructions on how to connect the keyers to a computer, and how to configure HyperTerminal for use with the keyers. It also provides a detailed wiring diagram for connecting the keyer to the computer.