Save Your Voice with the MFJ Contest Voice Keyer

Use 8-pin modular or 8-pin round microphone plug!

Let this microprocessor controlled MFJ Contest Voice KeyerTM call CQ, send your call and do contest exchanges for you in your own natural voice!

Store frequently used phrases like “CQ Contest this is AA5MT”, “You’re 59” . . . “QTH is Mississippi” and more! Contest by pressing a few buttons and save your voice.

You can record and play back five natural sounding messages in a total of 75 seconds. EEPROM technology keeps messages stored for up to 100 years — no battery backup needed.

You can repeat messages continuously and vary the repeat delay from 3 to 500 seconds. Makes a great voice beacon and calling CQ is so easy. A receive audio jack lets you record and play back off-the-air signals — great help if you didn’t get it right the first time! No more “Please repeat”.

A playing message can be halted by pressing the Stop Button, your PTT mic button or by your VOX PTT line. A closure to ground via remote control or computer also halts messages.

Has jack for remote or computer control (using CT, NA, TR or other program and its interface). Lets you select, play and cancel messages.

The MFJ-434B is transparent to your microphone — your mic’s audio characteristics do not change when your MFJ-434B is installed. Dual controls make it easy to tailor audio level to match your voice.

All audio lines are RF filtered to eliminate RFI, audio feedback and distortion. An audio isolation transformer totally eliminates hum and distortion caused by ground loops.

It’s easy to use — just plug in your 8 pin microphone cable and plug the MFJ-434B shielded cable into your transceiver’s mic connector. Internal jumpers let you customize it to Kenwood, Icom, Yaesu, Alinco or Radio Shack rigs. Use your station or built-in microphone for recording.

Built-in speaker-amplifier lets you monitor stored messages. 3.5 mm speaker/headphone jack. SMT technology.

Use 9 Volt battery, 9-15 VDC or 110 VAC with optional MFJ-1312D. Measures a compact 6 ½”W x 2 ½”H x 6 ½”D MFJ-73 – Remote Control Head with cable for MFJ-434B lets you set the MFJ-434B out of the way.

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mfj-434b-deluxe-voice-keyerThis new improved model does exactly what it is expected to do. It does not add any additional noise to the audio chain and memory registration process is easy and fast.

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