Ramsey Electronics Walking Electronic Bug WEB1 manual

WEB 1 • 1 W alking Electronic Bug Ramsey Electronics Model No. WEB1 • Easy to build and fun to play with. • Runs for a long time. • Runs on 2 ‘N” batteries. • Avoids obstac les or ru ns awa y from a flashlight. • Adjustable sensitivit y and speed. Watch the little bug scoot acro ss the table and turn to avoid obstacles in this fun a[...]

WEB 1 • 2 PARTI AL LI ST OF AV AIL A BLE KI TS: RA M SEY TRA N SMIT T ER KIT S • FM10A , FM25B FM Stere o Tran smitters • AM 1 , AM 2 5 T r a ns m i t t e r R AMSEY RE CEI VER KI TS • FR1 FM Broadcast Receiver • AR1 A i rcraft Band R ecei ver • SR2 Shortwave Recei ver • AA 7 Active A nten na • SC1 Shortwave Converte r RA M SEY HO BB[...]

WEB 1 • 3 W alking Electronic Bug Ramsey Publication No. W EB1 Manual Price Onl y $5.00 TABLE OF CONTENTS Introduction to the W EB1 ......................... ......... 4 W EB1 Circuit Description ........... .......... ............. 4 “Learn-As-You -Build” Kit Assem bly ............... .... 5 Parts List ......... .............. .......... ...[...]

WEB 1 • 4 IN TRO DU C TIO N Here is a very un ique little k it that’s great for k ids. The W EB1 is a little robot made completely out of electr onic parts an d wire. It’s prett y easy to build, an d once it’s adjusted properly, it will entertain for hours. It has little pager m otors in it that vibrate and propel it on its little w ire fee[...]

WEB 1 • 5 RAMSEY Learn-As-You-Build KIT ASSEMBLY There ar en’t that m any solder conn ections on the W EB1 printed circuit board, but you should still prac tice good soldering techniques. • Use a 25-watt so ldering p encil w ith a clean, sharp tip. • Use only rosin-core sold er intended for electronics use. • Use bright lighting; a magnif[...]

WEB 1 • 6 WEB 1 PA RTS L IST Sort and “check off” the co mponents in the boxes provided. W e do our best to pack all our kits correctly but it is possible that a mistake has occurred and w e missed a part. Please note that phy sical descriptions of parts are for those currently being shipped. Sometimes the parts in your kit may have a differe[...]

WEB 1 • 7 WEB1 PC BO ARD ASSEMBLY STEPS  1. Let’s start with U1, the TS555 timer. The TS555 sits on the left side o f the PC board, in the middle. Be su re the notch at one end lines up with the notch in the boa rd diagram .  2. Next, install R4, 1K ohm resistor [brown-black-red], below U1.  3. Install switch S1 to the right of R4. It [...]

WEB 1 • 8  15. Install Q2 , infrar ed phototr ansistor [black T1 case], to the left of D2. Make sure the flat spot faces the inside of the board. L et Q2 stick up 3/8” above the bo ard.  16. Now we need to cut up little pieces of wire that will be the W EB1’s feet. Use the tinned 20AW G w ire. Cut 20, 3/4 inch pieces.  17. Solder the[...]

WEB 1 • 9  Cut three pieces of w ire that w ill be the runners th at the W EB1 slides on. The two side run ners are 2 1/4” long. The back runner is 1 3/4” long. The side runners need to be bent into a “U” shape w ith the f ront part about 1/2 ” long and the back part should be about 1/4” long. These act kind of like a sled that t h[...]

WEB 1 • 10 WEB1 BO ARD PARTS LAYOUT DI AGRA M[...]

WEB 1 • 11[...]

WEB 1 • 12 the motor is tightly held in place. I fo und that pulling the wire taut with my needle nose pliers helped me snug it up into its proper position. Repeat this procedure for the other motor usin g the other outline o n the top of the board as a guid e.  20. It’s tim e to solder the wires to the little pads at the end of the motor. T[...]

WEB 1 • 13 the red w ire goes here. N ow tape th e battery pack to the top of the board using the double-sided f oam tape provided.[...]

WEB 1 • 14 SE TUP AND TES TIN G If you would like, yo u can go ahead and put the batteries in their holders and flip on the switch. The little flashing LEDs should blink, and at least one of the motors should be buzzing away. At this point you can bend the flashing LEDs in a way that y ou think is cute. I bent mine kind of off to the side, so the[...]

WEB 1 • 15 2. Stee ring adjust : A. The first step in adjusting the ste e ring is to get the steering m otor, (the one that’s mounted at an angle) to come on when th e bug approaches an obstacle, or when someone shines a f lashlight at it. The first thing is to bend th e Infrared phototransistor Q2, and Infrared LED D3 as shown in the picture .[...]

WEB 1 • 16 Top of B oar d D3 Q2 TROUBLESHOO TING GUI DE If your W EB1 isn’t working correctly just refer to the steps below: Problem Solution No blinking, no buz zing Motor buzzes, but bug ju st sits there or drifts Bug keeps turning even though only one motor is on. Both motors are always on Check parts placement, sp ecifically U1 and transist[...]

WEB 1 • 17 Bug moves forw ard, turning m otor comes on at obstacle, but bug does not turn Bug jumps up and attacks Some tw eaking of the side runners is needed. Adju st R2 up and down. Try a different surface Unforeseen emergent property . Call tech support immediately![...]

WEB 1 • 18 CONCLUSIO N W e sincerely hope that yo u w ill enjoy the use of this Ram sey product. As al- ways, we ha ve tried to co mpose our manual in the easiest, most “user friendly” format that is possible. As our customers, w e value your opinions, comments, and additions that y ou would like to see in f uture publications. Please submit [...]

WEB 1 • 19 The Ramsey Kit Warranty Please read carefully BEFORE calling or writing in about y our kit. Most problems can be solved wit hout contacting the factory . Notice that this is not a "fine prin t" warranty . We w ant you to und erstand y our rights a nd ours to o! All Ramsey kits w ill work if assembl ed pro perly. The ve ry fac[...]

WEB 1 • 20 TABLE OF CONTENTS Introduc tion to the W EB1 ...................... .......... ... 4 W EB1 Circuit Description ....... .............. ............. 4 “Learn -As-You-Build” Kit Assem bly ............ ........ 5 Parts List ............. .......... .............. .......... ............. 6 Assem bly Steps ......... .......... ........[...]