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MFJ-492 MFJ's new Menu Driven ¿HHQe Memory Keyer™ lets you immediately enjoy your MFM92 without reading an instruction manual - there's no keypad, no complex sequences, nothing to remember.

You simply select a menu by pressing a button. An LED lights to show you which menu is active. You select a feature by pressing a feature bunon. It's as eas> as using a computer touch screen! Each menu is clearly printed on the front panel - there's no confusion.

From the menu you can save and play messages . . . decrement serial numbers . • . set speed, weight, sidetone . . , enter iambic, semi-auto, handkey, message queue, paddle command modes , - - turn on/off sidetone, transmitter tunc, keying ¡output on/off . . , select iambic A or B. reverse paddle, Morse trainer and store starting serial number.

You can bypass the menu by keying in simple" two letter commands.

When you select a feature the )ceyer tells you its status in CW.

Memory expandable to over 8000 characters

You can expand the MFJ-492 standard 192 :haracter> in four soft sectored message nemories to over 8000 characters in eight message memories by simply plugging m the V1FJ-80, S14.M5, Memory Expansion Kit Memories backed-up by lithium battery.

Smooth Speed Control

Matching your CW speed to a QSO is ->est clone by ear. The MFM92 lets you riatch speed by turning a knob or by using WFJ's Analog Set™. In this mode, pressing he dot or dash paddle smoothly increases or decreases speed from 5 to 100 WPM. You :an also customize the range of the speed mob for precise control* _

Powerful Morse Code Trainer

A powerful Morse code trainer lets you practice or teach axie In Farnsworth or normal mode.

You can select letters, numbers, punctuation marks or prosigns or any combination for practice. You can use standard 5 character groups, more realistic random I to 8 character groups or sclcet specific six character sets to work on.

You can instant-replay a random session to check your copy.

You can store custom code practice sessions in memory for later replay.

Here's what _\ou can do with Message Memories . . * Message Repeatlets you repeat messages connnously* You can also insert pauses within a message. This lets you call

Menu Driven Memorv Ke\er/Bencher Paddle Combo

MFM90 The best of all CW worlds — nearly all the $ J ¿Jfeatures of the MFJ-492 Mem Driven Memory Keyer I w"T in a compact configuration that tils rigln on the Bencher iambic paddle! You can buy the combination or just die keyer for your Bcnehcr,

You gel message memories, Morse trainer, sidetone, automatic serial numbering — plus moFc. 5x3x5^ in. Uses 9 volt hutierv, 12 VDC or 110 VAC with MFJ-1312B, $12 95. MFJ-490, S1&4.95, Kover Bencher Combo MFJ-490X, $109.95. Keyer only. Memory expansion kit nttf available.

CQ, listen for an answer and then resume calling CQ by pressing a single buiton. Each pause can be up to an hour — it makes a perfect Automatic Beacon.

Message Caff™ calls other messages and Message Queue plays messages in sequence. You can store QTHL rig, weather and other information in separate message memories and play these in any sequence you want!

Message Edit™ lets you correct mistakes while recording a message - you don1t have to start all over if you make a mistake.

While you:re playing a memory message you can break-in at any time and insert comments from your paddle and then resume playing your message.

You can insert commands w ithin a stored message. As you play it back, these commands w ill execute. For example, you can insert automatically incrementing serial numbers, replay messages continuously, call and i »lay other messages, insert pauses or combine all these in one message!

When you play your messages back, automatic worn and character spacing make your CW sound like perfcct code. Or you can adjust the spacing for a more distinctive individual sound that DX stations will notice.

You get contest serial numbering (0-9999) with auto-increment. You can sen J an N for 9 and a T for 0 to save time.

MFJN Analog Set™ lets you adjust speed, weight and sidetone just as sirnxxHy as a knob — dot/dash paddles are used as an up/down control.

You get built-in sidetone, speaker.

front panel volume control knob and adjustable 300-3000 Hz tone.

You can use automatic, semiautomatic bug or handkey modes, reverse dot/aash paddles, select iambic A or B or non-iambic modes.

You can adjust weight from 5 to 95% and compensate for transmitter distortion with a special transmitter compensation feature.

A tune feature lets you key your transmitter for tuning.

You can turn off the keying output so you can practice without keying your transmitter or unplugging your keyer.

You got direct and grid block keying. Revs solid stale and tube rigs.

Special MARS characters are recognized and can be used in messages.

Uses 9 volt battery, 12 VDC or 110 VAC with MFM312B, S12.95. bVixl'h^A in.

MFJ-80, $14.95, Memory Expansion Kit. Expands your MFJ-492 to 8CXX) characters and adds lour additional message,

MFJ-492X, SI 14.95. MFJ492 with MFJ-80 Memory Expansion Kit installed.

MFJ-78, 519.95. Full function Remote Control puts message memories and menu control at your finger tips for real convenience.

MF J Super Menu Driven jprrj v m, ri~ri I=i > . ■ ■ i x o o i p mfijih You get all the features of * J I»*»« the MFJ-492 plus these . . ,

characters of memory .

* Plug-in a standard IBM compatible 01 AT type keyboard and you have an :xtremety powerful full featured standalone ;evboard keyer. All commands, functions nd memories can be done through the evboard. Pius you get additional message nemories and features.

* Built-in serial port lets you combine tie power of your computer with the 4FJ-493. Use your computer to compose, ■uild and store a complete library of often sed messages, generate custom code ■ractice sessions and exams and download to 4FJ-493. control your keyer, automatically et up keyer for different operators during ontcsi. display, edit and save message lemories and keyer settings.

Memory Keyer™/Keyboard

As you key in CW, ASCII is also being sent to the serial port. You can use your computer to record an entire transmission,

* In addition to the powerful Morse Code Trainer, in the MKT-492 you get , . ,

( f . an FCC Exam Simulator that sends random QSGs exactly like the FCC exams. When you can copy these random QSOs, you're ready to pass your exam and upgrade! ' . . , MFJ's QSO Simulator makes learning Morse code really fun. It's ¡ike making^ real on-the-air contacts. You can answer a CQ or call a station and enjoy a nice a QSO, You'll get operating experience while boosting your code speed,

. , . a new Word Recognition Mode gives you hundreds of commonly used words in amateur radio for you to practice recognizing entire words instead of individual letters. With practice y ou can loam to copy words in yxnir head without writing it down and carry on an entire CW conversation without paper - just like the pros.

Compact inches, Use 12 VDC

or 110 VAC with MFM312B, $12,95, MFJ-79, $19.95. full function Remote Control.

Dedicated CW Keyboard

MFM31 Dedicated CW Keyboard M A95 has 200 character type ahead butter and two 100 character message memories with butter and memory full indicators. Select features with Otie Touch™ function keys. Use Analog Set™ or type-in Speed <5-100 WPM), Weight (5-95%) ¿nd Sidetone (300-3300 Hz). Has speaker, V/ixVAxVh inches. Use 12 VDC or 1)0 VAC with MFM312B, SI2.95. Keyboard supplied ma> vary from the one shown here.

Nearest Dealer/Ordere: 800-647-1800 Technical Help: 80fr*47-TECH{8324)

* 1 year unconditional guarantee • 30 day money back guarantee itess sfril on orders from MFJ • Fw ciatog


Box 494, Miss. SliiU'. MS 39762 (601 >323-5809; 30 CST. Mon.-Fri. FAX: [fin) 323 *551; Add S7 s/h+

MFJ . . . making quality affordable

Piites and speculations subject lo change mvj inierpmcs. im

not yet experienced any of ham's digital communication modes,

"Big Time Packet. KITE can control a packet station from his desk or anywhere in the world—with a little help from his computer'' (by Bradshaw B> Lupton, Jr., July 87, p.44,) The author describes how his passion for packet has made his workday lunch hour (and his correspondence) move along quickty.

"The Year 2000--Packet Radio Then and

Now. The author predicts packet radio of the future—using today's technology/ (by Bill Ash-by K2TKN, Aug. 1987, p.24.) The author gazes into his crystal ball and attempts to describe the state of the art in the next millennium.

"AI on Packet?'1 (by William McMulian KE5L, Aug. 1987, p.29.) The author presents his "TRON" computer program, which will run your packet station automatically but does noi actually use Al (artificial intelligence).

"U.S. Packet Digipeaters/PBSs" {by Don Bennett K4NGC, Aug. 1987, p.33.) A list of packet digipeaters and packet bulletin boards reported to be on packet radio in the United States.

"1C-2AT Packet Interface. Use

WB5WSV s external PTT circuit to get on packet with an IC-2AT and an MFJ-I270." (by Wayne Eleazer, Aug. 1987, p.49.) This article shows you how to build a circuit which will allow the IC-2A to key up when connected to an MFJ-1270 TNC,

"On the Road and On the Air* Tales of a high-tech nomad," (by Steven K. Roberts KA80VA, Feb- 1988, p.lL) The author developed a high-tech bicycle equipped with packet radio, among other things. He also discusses life on the road with his bike.

"Emergency 'Pocket' Packet Instant packet in your jacket," (by David McLanahan WA1FHB, Apr, 1988, p.25.) A complete portable cmcrgcncy packet station utilizing the J COM 02-T, the GLB Kl-L TNC, and the NEC 8201A laptop,

"Bicycle-Mobile racketeering. It's lime to pull packet radio out of its infancy!" (by Steven K, Roberts N4RVE, Apr. 1988, p.4L) The author picks up where he left off in his February article.

"The Care and Feeding of a PBBS. Timely tips for packet bulletin board users (Part 1)." (by David McLanahan WA1FHB, June 1988, p.23.) "One of the perks of working packet is being able to access one or more of the Packet Bulletin Board Systems springing up all over the country." The author teaches you how to take advantage of these PBBSs.

"Care and Feeding of a PBBS. Timely tips for packet bulletin board users (Part 2)," (by David McLanahan WA1FHB, July 1988, p.60.) The author continues where he left off in Part 1 wiih some final tips for packet BBS users.

"Digieom>64, A software-based packet radio system for the Commodore 64." (by Barry

N. Kutner, M.D. W2UP, Aug. 1988, p.22.) A cheap V easy packet radio system, including circuit descriptions and schematics,

"Packets Full of Pixels. Packet Scan Amateur Television," (by Robert G. Pratt WD8AQX, Oct. 1988, p. 10.) The author has found a way to combine amateur radio, computers, and video into "... a fun-filled super hobby that results in very slow-scan television images sent across town or around the world via packet radio.1'

"Ham Call Directory on Packet/' (QRX, Nov, 1988, p.9.) A short news item. A Virginia ham (no pun intended) has compiled a CD ROM database of US amateurs which is accessible by packet radio.

"Scotland" (QRX, Dec, 1988, p.9+) Tiny news item, "Packet digi-peating has come to Scotland."

"Packet Tuning Indicator. Dead-on HF packet tuning for SI5." (by Ronald B, Koester W2EKY, Dec. 1988, p.24.) This easy and inexpensive construction project includes the schematic, circuit board design, and parts list,

"TCM 3105 Modem for the Digicom>64.

A mini-modem for 1200 baud packet." (by Craig Rader N4PLK, John Krohn KJ4GR Sam Baine W4KUM, and Mike Zinicola WD4PVS, Feb. 1989, p.42.) This project is a modem for the Digicom>64 TNC Emulator program that works exclusively on 10 meters, YHF, and UHF at 1200 baud. Circuit board design, parts placement diagram, and schematic are provided for this small and inexpensive home-brew.

"Getting High on Packet. Excellent advice for getting on HF packet" (by Brian Lloyd WB6RQN, Feb. 1989, p.50.) This "how to" article gets you started on HF packet including theory and practical operating suggestions,

"The Net/ROM-NordLink Question, A

case of software piracy?" (by Neil Shapiro WB2KQI, June 1989, p.34.) A discussion of a Segal battle over software rights which an American firm claims were violated by a German firm. The software in question was designed to enhance packet radio data transfer,

"Packet Racket Lip Zipper. Automatically turns off your rig's speaker during packet operation." (by Michael J. Geier KB1UM, Oct. 1989, p. 13.) "The Lip Zipper switches the audio output of your rig from an external (or internal) speaker to the audio input of your TNC, Tn addition, you can use it to switch the rig's mike input between the mike and the TNC." Schematic and parts list are included,

"Setting Up a Packet Radio Station. An excellent guide for beginners and veterans alike." (by Brian Lloyd WB6RQN, Oct. 1989, p. 14.) This is a step-by-step guide for the packet beginner which discusses equipment selection and how to configure the system.

"My SX-64 Runs Digicom! Low-cost packet solution for your portable G64." (by Ted Drude KA9ELV, Oct. 1989, p.24.) "If you couldn't figure out how to get Digicom running on your SX-64 portable, you can get the complete stoi^ here, including how to modify Digicom modems to work with the SX-64, and how to make the proper internal connections."

"Digital Dreams. We have not yet begun to packet!" (by ßdale Garbee N3EUA, Oct. 1989, p.28.) This article describes ways in which you can "turbo-charge" your packet station. The author discusses a variety of frequency options, networks, and software advancements to help the packeleer reach his or her potential,

"Let the TNC Work While Your PC Sleeps. Give your older TNC personal mailbox capability—with no hardware changes!" (by David Bartholomew WB6WKB, Oct. 1989, p.30.) This brief article outlines a procedure by which you can "turn your packet answering machine on."

"Put Your IC-22S on Packet. Dust it off and dedicate it to 2m packet!" (by Michael S. Dooley KE4PC, Oct, 1989, p.31.) "Are you tired of tying up your synthesized radio on packet? if you have access to an ICOM IC-22S, a fast and easy fix will get it on this fascinating mode."

"KAM Box. Packet and WEFAX for the lazy." (by Joe Davidson N4AQG, Oct. 1989, p,32.) The author tells you how to modify the Kantronics UTU to allow you to take advantage of packet and weather fax modes. "These alterations have made a very nice operating interface just a little more friendly,"

"One-Chip RS^232 for the C-64 Easy and inexpensive RS-232/TTL level interface." (by Mike Kabala KB0CDQ, Oct, 1989, p.34.) The author explains how you can build an interface to convert all the Commodore's signals from TL levels to levels that agree with the Ei A standard. PC layout and parts list are included.

"Packet Radio in Japan. Bits of information on packet in the land of the Rising Sun " (by David Cowhig WA1LBP, Oct. 1989, p.38J A news roundup of packet radio in a country the siie of California with 1.6 million hams.

"Standardizing the Radio/TNC Interface.

Patch any rig to any TNC or data controller in just a few moments!" (by Brian Lloyd WB6RQN, Oct. 1989, p,40.) The author describes the perfect interface (project) for that packet-rat ham who has collected five different radios and five different TNCs.

"Packet Radio and High-Tech Nomadics,

A sneak preview of the Winnebiko 3." (by Steven K, Roberts N4RVE, Oct, 1989, p.48.) The author is the inventor of computerized, ham-radio-equipped bicycles which he has pedaled across the United States. This article examines his third generation bike, which is packet equipped.

"Improve your TNCs DCD circuit. Make your DCD faster and more discriminating." (by Eric Gustafson N7CL, Oct. 1989, p.50.) "The DCD circuitry for nearly all currently available TNCs are deficient for use on a radio channel.

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