NOVEMBER 1983 $3.00 BROADCAST MANAGEMENT/ ENGINEERING rO Also in this issue: Engineering the Radio Remote Waveform Monitors /Vectorscopes Review Audio Processing Production Facility Report www.americanradiohistory.com With ADM, You Get Audio Distribution Your Way 44 Transformer... or... Differential DA -T16C Amplifier DA-1316A Amplifier ...and One Great Frame Houses Both. CH -20C Frame Whichever you prefer - transformer or differ- which includes a redundant power supply ential you get a superb Audioi Distribution with automatic changeover. - system with ADM. Both have exceptionally high reliability Both amplifiers are one -input, six- output backed by ADM's five -year unconditional cards. Each has an ultra low noise level with warranty. So take your choice. You get a great distortion less than .1% at +24dBm. Each has system either way. 6 individual front panel gain adjustments and For more information, contact: 6 individual test points for audio outputs. ADM Technology, Inc., - The Audio Company Up to six of either amplifier can be inter- - 1626 E. Big Beaver Road, Troy, MI 48084. changeably housed in our CH2OC rack frame, Phone (313) 524 -2100. TLX23 -1114. The Audio Company ,1111. WEST CENTRAL SALES WEST COAST SALES MAIN OFFICE AND (817) 467 -2990 (415) 945 -0181 EAST COAST SALES (313) 524 -2100 www.americanradiohistory.com The Bosch BCN family. Type "B" master quality- generation to generation. The superior quality of Bosch pictures even after the most complex if you record and post produce on 1 -inch Type "B" videotape recording post production, with low sensitivity Type "B." has always been accepted by tele- to dropouts. Generation to generation. production professionals. With the BCN, even a sixth or Models for all requirements. That superiority has made Type seventh generation tape is broad - The family includes "B" the preferred tape mastering castable! Bosch BCN 1 -inch recorders for every requirement. system -the videotape equivalent of film negative. Start with film or tape. For field production, the super If your production is shot on compact BCN 21 weighs only 17 No matter what the ultimate film, you can retain a lot more fidel- pounds. distribution format -2 -inch, 1 -inch ity if you transfer to Type "B" before The BCN 41 is ideal for mobile Type "C,' U -matic -the quality is duplicating in any format. units. It's compact, too, at less than better when "B" is the master. If your production is shot on 150 pounds. Here's why. tape, you get a head start on quality The BCN 51, perfect for studio Quality is inherent in the design. use, has a built -in time base correc- The Bosch BCN family was tor and sophisticated monitoring designed for the stringent demands capabilities. of 625 -line systems. So it has a very With our digital store option you comfortable performance reserve in can have superb slow motion, step 525 -line NTSC systems. motion, and stills, plus fast visible High head -to -tape speed gives search. BCN recorders a leg up in signal -to- You can go further with video- noise ratio. tape still storage, quad splits, quad And superior head -to -tape con- freeze, and mirror effects. Plus long tact yields cumulative chroma noise BCN 21. At only 17 pounds it's highly play versions. advantages. So the BCN gives clean portable. With all the quality inherent in And all BCN models, including the Type "B" 1 -inch format. the portable BCN 21, have identical performance specifications. With absolute tape interchangeability from system to system. Why not the best? Top production facilities across the country -and the world -are moving to Type "B" mastering. Because better "B" masters don't cost any more than "C" masters. So why compromise? Your local Bosch -Fernseh office has full details. Call today. Or write Fernseh Inc., P.O. Box 31816, Salt Lake City, UT 84131, (801) 972 -8000. BCN 51. The world's preferred 1 -inch videotape mastering system. BOSCH www.americanradiohistory.com HOW 'MIMI A FORMAT FAUX PAS. There has been mounting confusion over which combi- U -matic investment. You gain field equipment that's more nation camera /recorder format to choose. And for obvious compact and portable, and a dramatic improvement in tech- reasons. With the addition of so many new formats, nobody nical performance. Furthermore, dramatic improvements are wants to make a mistake that can range from thousands to also on the horizon for Sony U- matic. The evolution of both millions of dollars. these formats is planned and it's total. But if you follow these simple steps, you'll never get FIND A''/" SYSTEM THAT'S WHOLE. caught with your wallet, or your neck, in the proverbial wringer. For those of you who want to capitalize on the outstand- LOOK FOR EVOLUTION. NOT REVOLUTION. ing technical performance of an overall 1/2" system, scrutinize Apparently, many manufacturers feel it's in their best carefully the complete system from Sony. interest to have you replace your existing U- maticn" equipment After all, who else has a portable color field player like with their new stand -alone systems. our BVW 20? Or our''/" edit -recorder, the BVW 40, which At Sony, we think it's foolhardy to leave you no option but looks and feels like the Sony U -matic equipment you're accus to make a 1800 turn and orphan your existing editing suite. So tomed to using? And who else promises an ongoing com- we designed Betacam as an evolutionary system. One that mitment to'/' system expansion and refinements that you wil easily and efficiently plugs into what's come before. see next year and every other year? This Sony theory of peaceful coexistence allows you BE PENNY-WISE to enter the world of one -piece camera /recorders at your WITHOUT BEING POUND -FOOLISH. own pace. And in this way you not only protect your existing The Sony Betacam system has proven itself on both the n 1983 Sony Corp. of America. Sony is a registered trademark and Betacam and C -matic are trademarks of the Sony Corp. www.americanradiohistory.com tiring line in Nicaragua and the fifty -yard line at the Super Bowl. your need for both ENG and EFP; your desire for light weight Thats because our format was chosen to be optimum for and high quality; and a total system approach. both ENG and EFP, which is why Betacam is not just the If you want to make sure you'll own the standard of lightest, smallest, most compact'/" system you can buy (as excellence in the years ahead, insist on the camera /recorder well as the least expensive), but its picture quality rivals I ". from the people who created the standard of excel- Whatever you've been told you might gain from the vari- lence in the years past. ous U" formats, when and if they become available, will be For a demonstration, in New York or totally erased by the fact that 1/4" is not at all suitable for high - New Jersey call (201) 833 -5350; quality EFP. Which means, if you purchase 1/4" for ENG, in the Northeast /Mid -Atlantic you'll no doubt have to purchase an entire new system for (201) 833 -5375; in the Mid - field production. west (312) 773-6045; in THERE'S SAFETY IN NUMBERS. the Southeast (404) 451- With over 1,000 Betacams already sold to key end users, 7671; in the Southwest Betacam is virtually the worldwide de facto standard now. (214) 659 -3600; and in the We believe Betacam is outselling all the others by such a West (213) 841 -8711. wide margin because its better than all the others by such a wide margin. It's the only camera /recorder that focuses on the SONY big picture. A picture that includes your existing investment; Broadcast www.americanradiohistory.com FOR IIIMEBROADCAST MANAGEMENT ENGINEERING RENT: Publisher Charles C. Lenz, Jr. Editor Emeritus James A. Llppke NEW QUANTEL Editorial Director Gerald M. Walker Editor Robert Riviin Senior Associate Editor DPE 5000/SP Eva J. Blinder Associate Editor Tim E. Wetmore Copy Research Editor Aliene J. Roberts Assistant to the Editor Douglas Damoth Editorial Assistant Toria Smith Special Assignments Editor John Storm Roberts FCC Counsel Flood, Bechtel, Ward & Cole Broadcast Financial Consultant Mark E. Battersby Special Projects Editor C. Robert Paulson Production Director FROM Janet E. Smith Advertising Coordinator Dana L. Kurtz Art Director Edwin Torres CAMERA MART. Creative Consultant Mark Rogan When you rent Quantel's latest digital production not get high per- Associate Publisher effects unit from Camera Mart -you only Neal Wilder formance but also the expert service and maintenance only Marketing Services Director Camera Mart can offer. Liz Schroeder This exciting single -channel system gives you infinite Marketing Assistant compression. Zoom expansion to 2X normal picture size. Elaine Alimonti Reader Service Variable picture positioning. Freeze and update. Fixed and Sharon Porges variable border generation. Horizontal and vertical squeeze. Controller But you get a lot more. Like pre -select of picture posi- Michael J. Lanni tion, size, and transition rate. A choice of linear moves or camera -like Quantel -style moves. And "Digiflip" tumble -flip. Plus, Over 40 moves instantly selectable at the touch BROADBAND INFORMATION SERVICES, INC. 295 Madison Ave., New York, N.Y. 10017 of a button -18 pre -programmed effects and 25 of your own 212- 685-5320, Telex: 64 -4001 Publishers of: creation. BM /E- Broadcast Management/Engineering The DPE 5000 /SP even includes built -in noise reduc- BM /E's World Broadcast News tion so you eliminate the cost of separate noise reducer. p AB BM/E BROADCAST MANAGEMENT ENGI- The "SP" can be used in post production or live on -air NEERING (ISSN 0005 -3201) is published V' BPA monthly by Broadband Information Services in the studio or on location.