Whirlpool RF367BXP User Manual

Handson Election THE MAG AZINE FOR THE ELECTRONICS ACTIVIST! I Add this depth -perception feature to your scope! $2.50 U.S. $2.95 CANADA MAY 1987 4

8 D Mini RS232 Line Tester If you're in the market for a low -cost, in -line test box that instantly identifies the data and control signals bei

KENWOOD pacesetter in Amateur radio tiF Hear itAll! i t 7 1 7 1 3 \ 1 1 1 _ LLJ°° VOICE TIYER DIM d r u » COMMUNICATIONS RECEIVER MODE 'K

Only NRI gives you a 27" high- resolution stereo color TV you build to prepare you for today's video servicing careers. You Build a 27"

12 Made in U.S.A.' CRYSTALS ISince I 1965 We've been supplying quality crystals since 1965 - long before the flood of cheap imports. We&ap

$239. Inquires should be directed to Crown International Inc., 1718 W. Mis- hawaka Rd., Elkhart, IN 46517; Tel. 219/294 -8000. Phono Cartridg

14 ARD -35 Digital Autorange Multitester Portable 3PrDigit LCD. Compact Size Buzzer and Full Auto - Polarity Operation AC. DC Volts 8 Current 8 Re

Where's Your ELECTRONICS Career Headed? your rove! The Move You Make Today Can Shape Your Future Yes it's your move. Whether on a chess bo

16 LOW COST BREADBOARDING Kits or Fully Assembled Units PP303A LP202A A Design Station for Under S90.00! 'Ile LOGIC -PAK 200 . _ i much You

CIRCLE 85 ON FREE INFORMATION CARD may be an interesting investment. The RX -2 offers drivers complete protection through a variety of features

ó Gl(Ij 1 -2 -3 Command Language By David Fenn The users guides for most software packages is little more than a glossary of commands includi

CIE MAKES THE WORLD OF ELECTRONICS YOURS. Today's world is the world of elec- tronics. But to be a part of it, you need the right kind of trainin

IS COMING IN MAY . , . ' . '. t`'4.! `.. . t., ., .'. PMP°ce a vNF ezáa 1Pe NpÓM N v' vOp ÉHQS Qr°oe; r ÑE FpA `et Ñ`¡1ÁPP&a

22 BOOKSHELF In addition, making this an essential one -stop reference, are complete over - the- shoulder instructions on servicing and troubleshootin

the fourth law of robotics A robot shall make learning fun for man and thereby improve the audit/ of life for mankind. A robot is a robot is a robot..

24 CIRCLE 5 ON FREE INFORMATION CARD ELECTRONIC COMPONENTS) '4 "N\ r+ ] i oit ( Mph_ R NICS r Manufacturers of Quality 1 Electronic Com

CIRCLE 79 ON FREE INFORMATION CARD Complete with a glossary of terns. the directory provides full -page specification -oriented listings. The source

26 By Herb Friedman I7 ° ON COMPUTERS Communications by modem sometimes needs witchraft! L,WHILE YOU CAN LITERALLY SPEND A lifetime using person

Now electronics technicians can get into VCR Servicing quickly and easily Learn professional VCR servicing at home or in your shop with exclusive v

28 You Can Be One Of The 20,000 Technicians Certified BY ISCET ISCET CERTIFIED The International Society Of Certified Electronics Technicians offers

Your guide to every- thing that's new in elec- tronics, computers and technical education. Over 400 items. Discover fascinating kits to build, en

PARTS LIST FOR THE STEREO ADAPTER BP1 -BP4 -Red binding post BPS -Black binding post (All fixed resistors are 1/4-watt, 10 °r° units.) R1- R4- 100,

The Stereo Adapter Set -up and Test Procedure When construction has been com- pleted. yot. are ready to set up and check out your stereo -oscillos

apds 33 41 45 25 61 77 62 83 67 70 75 80 26 32 88 92 90 94 95 2 4 8 18 49 73 39 INCLUDING 12 -PAGE GADO ICS Volume 4, No. 5 May 1987 SPECIAL FEATURES

36 R20 R17 BP2 . BP1 R19 ¡ R18 BP3 BP5 RP4 The panel layout shown here is not a must for proper func- tioning of the circuit however, its symmetry

B 5.50 Fig. 5-You will have to experiment with the size of the nose bridge. Be sure to leave enough clearance for the placement of felt material for

38 DEPTH SIGNAL INPUT 15VDC POWER STEREO ACAPTER HORIZ SIGNAL INPUT STEREO VIEWER CRT SCREEN Fig. 8 -Take special note that the ground of he adapter

Here are your trie FactCards! Introducing Hands -On- Electronics FactCards. Each issue, Hands -On- Electronics will present 3 new FactCards, each de

34 Etvg,K:" FactCard Transistor Package Outlines (All Dimensions In Inches) 0.105 0.285 H 1.005 TO-202 0.370 -11 450 655 y-- T0-126 f~ 0.330 0.

WITH THE CRIME RATE GOING OL I OF CONTROL. ' curity alarms- running the gamut from simply buzzers for use on doors or windows to expensi

_C2 ;R2 Cl '100K 470 42 B1 +9V ARM. /ON...3,41 DISARM,OFF TO ADDITIONAL SWITCHES S4 N O. lR8 S 10 MEG R9 10 MEG VCC+9V R3 -T-C3 270K# T10 p S2 TE

VCC OUT U1 TLC555 OR ICM7555 GND 3 rt PIEZO pl BUZZER 5 RADIO SHACK 273 -068 OR CI SIMILAR J- Fig. 2 -If you decide to build the security circuit bu

46 technique seems to be almost universally used in the low - priced, readily -available units. Design Development Our remote system was develope

B1 R1 500K ; S2 R3 10052 H R2 R4 180K 5.6K R6 220K AM R5 5.6K C2 C1 T 47 D4 1N4004 O LED1 7 6 U1 741 COMPARATOR 2 3 C3 047 C4 100 BZl S1 01 154004 628

2 The Magazine for the Electronics Activist! The assault of the battery! Christmas has passed and I'm still paying for it! No, I didn't ri

48 Fig. 4 -All jumper connections should be made before parts placement, as some jumpers will be beneath components. Mounting the solid wires in th

MAY 1987 THE NEWSLETTER FOR GROWNUP KIDS What's Inside. . . Blanket with a Brain: Quantum's Cordless Automatic 2 It's in Your Hands: T

50 Blanket Statement QUANTUM CORDLESS AUTOMAT- IC BLANKET. Manufactured by: Northern Electric Co., 5224 N. Kedzie Ave., Chicago, IL 60625. Price (Qu

Copy Gnat PORTA COPY HAND -HELD RE- CHARGEABLE COPIER. Purchased from: The Price of His Toys, 9559 Santa Monica Blvd., Beverly Hills, CA 90210. Pr

Linear Thinking REALISTIC BELT DRIVE LINEAR - TRACKING AUTOMATIC TURN- TABLE (LAB -1600). Manufactured by: Radio Shack, Tandy Corp., 300 One Tandy Cen

Dual Cool STEREO RADIO CASSETTE RE- CORDER (WQ- T282). Manufactured by: Sharp Electronics Corp., 10 Sharp Plaza, Paramus, NJ 07652. Price: $199. Th

54 Studio to Go TASCAM PORTA -ONE 4 -TRACK RE- CORDING SYSTEM. Manufactured by: Teac Corp. of America, 7733 Tele- graph Rd., Montbello, CA 90640. P

Dated Photos SURE SHOT TELE QUARTZ DATE CAMERA. Manufactured by: Canon U.S.A., Inc., 1 Canon Plaza, Lake Suc- cess, NY 11042. Price: $386. Despite

5 s PULSE (Cont. from p. 1) But the litany of problems encoun- tered by GADGET's testers did not stop there. We found it difficult to maneuver t

Seashore and lakeside will soon beckon as summer approaches. Two modern -day necessities for fun in the sun are music and refreshment. So why not c

(li .J r r OM i. A e _`_ ___ _ C O R P O R A T I O N j 1- 800 -344 -453 9 AK, Puerto Rico - 218- R1 {674 TW 6267791 FA% 216 681 3309 TW I( 9

58 We don't pay much attention to design trends in the world of major appliances, but Whirlpool Corp. (Benton Harbor, MI 49022), says some- thin

Electronic pagers can be many things, like intrusive, obnoxious and irritating. Motorola (Communications Sector, 1301 E. Algonquin Rd., Schaumburg,

60 Travel Curler Console Biofeedback Programs HI -FI Video Camera /Recorder Here's a useful traveling item for persons concerned about their coi

Fluke Model 52K /J Thermometer A computerized thermometer? Yes! And it really does things differently THERE ARE SEVERAL WAYS 'l'EM- peratur

Fig. 4- Assuming that a pickup arm is correctly designed, and the cartridge correctly fitted, optimum tracking can be obtained if overhang is specif

At the other extreme, a low- compliance cartridge in a featherweight arm may result in a resonance at or above I6Hz; adversely affecting the re

66 ing the inside rim of a (normally) pressed -steel turntable, by way of a resilient idler wheel. A knob or lever allowed the idler wheel to be

DECODER/ DRIVER ,,. DEMONSTRATOR This quick -to -build project is excellent for classroom use, or just to help you clear up counter and driver theory

68 LO +V -16 0 CLK 7 - -15 PD C -14 PA 4029 PC - 13 HEX /BCD COUNTER EN PB - 12 fì A B - - 11 OUT U/D - - 10 ONO B1/BCD 8 - - 9 Fig. 2 -The count

R1 2 2MEG LEDI' 2 R4 33053 115 10K R7 10K 16 9 S R3 R8 47K 10K s1 L U2 BI/ 4029 BCD COUNTER D U/0 CLK 16 11 10 1 3457 8 12 13 RB 10K +V S3 Fig.

4 LJLJ _D D) J LD: Quiz Kid I would like to know how to build a game where there are 2 teams of say 10 people each, with pushbuttons in their ha

7m= (01 When fate has made it difficult to light up the darkness, use a Night Owl to turn . the lamp switch on and off. By Jonathan Alan Gordon THIS

6' CORD AND MINI PLUG PUFF SWITCH PLASTIC TUBING NIGHT OWL REMOTE LAMP SWITCH ELECTRICAL OUTLET LAMP 300 WATTS MAX. 6' CORD AND MINI PLU

72 Fig. 5 -Trace or photocopy this full -scale template when making the printed- circuit board. Fig. 6 -This is the stuffing (parts placement) on th

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I SERIAL BUS SWITCH for the Commodore -64 When you need to feed two computers to a single peripheral, flipping a switch is a lot easier than juggling

76 Sa Sb Sc Fig. 2 -The assembly will be easy to do if you follow the wiring order shown, starting with the wire numbered 1. Use the same wiring orde

COMPUTER INTERFACING MANUALS We humans don't always get along with one another, but we can always change that. Shouldn't a computer be just

78 2 O 3 O 4 O 5 O 6 O 7 O 8 O 9 O 18 0 10 O 11 O 12 O 13 O 15 O 16 O O O O O O 2 O 3 O 4 O 5 O 6 O 7 O 8 O 9 o 0 30 O CN0 17 1 10 11 12 1

supported would increase the size of the manual drastically, but such information is precisely what a technician in the field is often in dire nee

SCIENTIFIC ATLANTA UNITS LOWEST PRICES ANYWHERE! CABLE -TV WE'LL MATCH OR BEAT ANYONE'S ADVERTISED RETAIL OR WHOLESALE PRICES! ITEM SINGLE

80 Pilot Carrier Frequency Standard By Luther M. Stroud This project turns most any Fil monaural radio into an accurate signal source for experimentin

TO FM RADIO EARPHONE JACK J2 +5VOLTS FK LED1 V1ti O C12 02 3 R1 10K L2 330pH -N U.° r- L1 330pH -M1r- R2 10K C3 01 R3 10052 14 C11 01 Q1 2N5210 C51

82 PARTS LIST FOR THE PILOT CARRIER SEMICONDUCTORS D1- D3 -1N914 general -purpose, small signal, silicon diodes LED1 -Jumbo red light- emitting dio

Electronic Fundamentals By Louis E. Frenzel, Jr. Except for digital devices, just about all electronic circuits are really amplifiers, even if known

84 A =V =Vi Where A is gain, V is the output voltage and V, is the input voltage. Both the input and output must be expressed in the same units. He

between the input and output voltages. The output voltage is actually a DC voltage that varies in accordance with the input voltage. The output va

86 another. As a result, the combined effective voltage applied to the E -B junction is lower than it would be without Re. The effect is lower circu

fier are its input impedance (Zi) and output impedance (Z0). The input impedance is the impedance (mainly resistive) that a driv- ing AC circuit sees

By Joseph J. Carr, K4IPV ON HAM RADIO The new MMIC Wideband Amplifiers ['EVERY TIME I START THINKING THAT the semiconductor manufacturers

actually "shoot" a photolith negative for this board; instead, I made the foils by applying press -on- adhesive copper printed- circui

LETTERBOX (Continued from page 4) Thanks for the useful advice. Quite frankly, I don't think anyone could stop us from producing more article

By Marc Ellis ON ANTIQUE RADIO Tracking down that uncontrollable hum I RECENTLY RECEIVED A LETTER FROM Dan Boone of Spencerport, NY, asking for

have an informed look at what probably happened to your Philco. Problems with Electrolytics Although most types of capacitors in a radio might well

L J By Charles D. Rakes Something different in amplifier circuits THIS MONTH'S SELECTION OFFERS A hodge -podge of circuits that can keep the

TELEPHONE MIKE ¡¡ A INPUTt, 16 OR 32 OHM HORN SPEAKER TELEPHONE CARBON MIKE TELEPHONE EARPIECE HIGH OUTPUT 1K HEADPHONE UNIT (SEE TEXT) TO A 9V z

9 4 By Marc Saxon ON SCANNERS Mobile scanning is a popular way to hear what's going on. QSCANNERS ARE ESPECIALLY POPULAR with volunteer firem

-IE C8 220 By Byron G. Wels THINK TANK Be patient -there are no instant answers! Er HLRI S SUbllil HIND I'D LIKE YOU 7Y) consider, if you wil

96 Bull Horn Don't get me wrong. I can afford to buy a loud- hailer for my boat but as an elec- tronics hobbyist, I'd rather build my own.

FLUKE THERMOMETER (Continued fron page 61) The meter is powered by a transistor - radio type 9 -volt battery that is installed within the meter.

98 BUILD A NIGHT OWL (Continued from page 72) you can substitute any 117 -VAC to 9 (or I2) -VDC plug -in adapter. Instead of using plug PLI

SMOKE BUSTER (Continued from page 48) Fig. 5-Note that diode D4 is not placed on the board, but is mounted directly on the relay. Mounting it somewh

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102 CIRCUIT BOARD STANDOFF METAL CHASSIS 5 LUG TERM. STRIP Fig. 7 -The 9 -volt battery is held on to the top of the bat- tery pack with double -si

This will be coming to you when you subscribe to Radio -Electronics HELPFUL CONSTRUCTION ARTICLES... Test Equipment Hi -Fi Accessories Telephone Acces

104 3 -D OSCILLOSCOPE PATTERNS ( om /Mgt' ?.1') starting with the layout of Fig. 5. It is important that the stereo viewer be properly con

player can hear the sound from high- powered loudspeakers (as illustrated in Fig. 13), giving rise to a complete feedback loop -an electrical path

106 HANDS-ON MARKETPLACE FOR SALE PICTURE flyer lists quality surplus electronics at low prices. Since 1970. Send for the last 3 issues. STAR- TRON

PROJECTION TV...Convert your TV to project 7 foot picture...Results comparable to $2,500 proj- ectors...Total cost les than $30.00... Plans and 8&qu

108 LETTER BOX (Continued from page 6) hook the two amplifiers up in parallel using one as an inverting and the other as a non -inverting amplifier.

Prints and Slides from the same roll Introducing the 35mm color film that's designed for travel photography. It's the same film Hollywood p

1 KENWOOD pacesetter in Amateur radio Hear itAll! R-6000 CLOCKt OFF CLOCK2 Co NNE F'/NT I __.- ANT 3. _. .. NOTCH .. COMMUA MOpE/Km A VFO 1

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