Bell & Howell Schools (ad) (Sept 1975)

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Bell & Howell Schools invites you to BREAK INTO 4-CHANNEL AUDIO!

Pick up new professional skills in this exciting field as you build Bell & Howell's new quadraphonic audio center. It's the very first learn-at-home program of its kind!

You've probably heard a lot about 4-channel sound by now. It's the most talked about and impressive technical advancement in sound in years. Separately recorded channels literally wrap a room in sound for a totally new listening experience.

And the excitement doesn't stop there. Thanks to Bell & Howell Schools' brand new learning program, now you can explore quad sound for yourself from the inside out-and master the technology behind this important advancement right in your own home! It's your opportunity to break away from the everyday routine and learn new occupational skills that could lead you in exciting new directions. Mail the attached card, postage free, to get the facts today!

Take hold of opportunity with both hands now!

The world around you is changing every day. Forging ahead. The man who keeps pace is the man who continues to learn and grow. He's in the mainstream of life. Interested in what's going on. And he's much more interesting, too.

Bell & Howell Schools' new 4-channel audio program was designed to help you learn and grow. To put you in the mainstream of audio electronics technology. Where you can delve into fascinating electronics principles. Solve challenging problems and get actual hands-on, build-it-yourself experience.

And where you can acquire a sense of satisfaction and accomplishment you may not currently be getting.

Completely different from the typical kind of school you grew up with.

Learning all about quad sound with Bell & Howell Schools is a lot more interesting and convenient than "school" used to be. First of all, we know you can't afford to quit your job. So we set up a program that lets you work at home in your spare time.

There are no classes to attend. No dry lectures to sit through. Everything comes to you in the mail. Lesson by lesson. Exciting package after package. And you work at a flexible pace in the relaxed atmosphere of your workshop or wherever your favorite spot may be.

Sure, books are important. But they're only the beginning.

With this fascinating learn-at-home program, you do a lot more than just read about electronics. You'll conduct dozens of experiments . .. build your own laboratory equipment for testing out electronics principles ... and also as part of this program you put together a 4-channel amplifier and FM/FM stereo tuner as you delve into advanced audio technology.


We try to make learning so interesting you look forward to receiving each new lesson. And enthusiastically dive into each new project we send you.

We'll start you off on the right foot.

You may be thinking, "I don't have any training in electronics .. . I might be getting in over my head." Well, you can stop worrying about that. You don't need previous experience. You'll begin with the basics and acquire a thorough understanding of the fundamentals before moving on.

And remember, it's not just reading. With your very first lesson you get our LAB STARTER KIT, consisting of a simple voltmeter and electronics "bread board" you can experiment with right away.

Of course, if you're already into electronics, you might be thinking, "I already know the basics... I want to get into the advanced stuff right away!" For you there's an advanced standing program that lets you skip the beginning lessons.




Next you build the exclusive Electro-Lab electronics training system.

Once you've mastered the basics, we'll send you everything you need to put together these three important testing instruments:

The design console. You use it to set up and examine various kinds of circuits. It's completely modular ... no soldering! The digital multimeter. Use it to measure voltage, current and resistance.

Displays data accurately in big, clear numbers--just like on a digital clock.

The solid-state "triggered-sweep" oscilloscope. Use it to analyze modern, state-of-the-art integrated circuits.

Triggered-sweep feature locks in signals for easier observation.

These three superb testing instruments are the basis of your own home electronics laboratory. You'll use them throughout the program as you move into more advanced electronics principles and work into audio technology.

Bell & Howell's high performance 4-channel audio center you actually build and experiment with yourself! You need practical experience with high caliber equipment to develop professional skills and understand the ins and outs of today's audio technology.

So we came up with a system that Bell & Howell is proud to have its name on:

First, there's the sophisticated out standing 4-channel amplifier with SQ full-logic decoding and front to back separation.

35 watts per channel---Min. RMS into 8 ohms at less than 0.25% total harmonic distortion from 20-20,000 Hz, all channels fully driven.

As you build and experiment with this remarkable piece of equipment, you'll learn about matrix 4-channel and discrete-including CD-4 when processed through an external demodulator.

And with it you'll have the advanced circuitry you need to get into signal tracing low level circuits ... trouble shooting high power amplifier stages ...and checking the operation of tone control circuits.

Next, the advanced FM-FM stereo tuner. As you build this superb stereo tuner, you'll come to fully understand how the advanced, "state-of-the-art" features lead to such high performance.

You'll learn about all solid-state construction, FET front end for superior sensitivity, crystal IF filters for wide bandwidth and the superior multiplex circuit that produces such excellent stereo separation.

A wealth of knowledge in digestible chunks.

O.K.! So now you might be thinking, "It sounds really interesting ... but kind of complicated." And you're right. But that is why we use the "hands on" teaching approach.

We've taken all the material and broken it down into short, simple-to-grasp lessons, so you can master one thing at a time before moving on. And we take you through it step by step.

From the basics to advanced theory to applied audio technology. So you actually have an easier time with it.

Special learning opportunities give you extra help and attention.

In case you do run into a problem or two, we're ready to give you more help and personal attention than you'd expect from most learn-at-home programs.

For example, many home study schools ask you to mail in your questions. Bell & Howell Schools gives you a toll-free number to call for answers you need right away.

Few home study schools offer personal contact with instructors. Bell & Howell Schools organizes "help sessions" in 50 major cities at various times during the year-where you can discuss problems with fellow students and instructors in person.

And when you're done, you'll know a lot more than just 4-channel sound!

You'll have covered the complete spectrum of electronics principles, leading to a full understanding of audio technology.

And while no school can promise you a job or income opportunity, you will have occupational skills necessary to become a full-service technician. With the ability to work on the entire range of audio equipment. Such as tape recorders, cassette players, FM antennas and commercial sound systems. You'll know audio technology from the inside out.

And you'll be proud of it.

Plus you will have the basic skills that apply to the entire electronics field, including television technology and repair.

For more details, mail card today! Here's your chance to break out of the mold. And break into 4-channel audio with Bell & Howell Schools. Why not look into it today. Mail the attached postage-paid card now.

Taken for vocational purposes, this program is approved by the state approval agency for Veterans' Benefits.

Wood cabinets available at extra cost.

-Electro-Lab is a registered trademark or the Bell & Howell Company If card has been removed, write: 4141 Belmont, Chicago, Illinois 60641 USA.

An Electronics Home Study School--ONE OF THE BELL & HOWELL SCHOOLS

 

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also see: YAMAHA CT-7000 tuner

TURNTABLE BASICS: A little preliminary homework will make you a lot smarter in the market

 

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Updated: Friday, 2025-08-08 22:48 PST