Ramsey Electronics 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 obstacles or runs away fro m a flashlight. • Adjustable s ensitivity and speed. Watch the little bug scoot acro ss the table and turn to avoid obstacles in this fun and[...]

WEB 1 • 2 PARTIA L LIS T OF AVAI LA BLE KITS : RA M SEY T RA N SMIT T ER KIT S • FM10A , FM25B F M Stereo Trans mitters • AM 1 , AM2 5 T r a n s m i t t e r RAMSE Y RECEI VE R KITS • FR1 FM Broadcast Receiver • AR1 A ir craft Band R eceiver • SR2 Shortwave Receiver • AA7 A cti ve A n tenna • SC1 Shortwave Converter RA MSEY H OBBY KI[...]

WEB 1 • 3 W alking Electronic Bug Ramsey Publication No. W EB1 Manual Pri ce Only $5.00 TABLE OF CONTENTS Introduction to the WEB1 .................. ................ 4 WEB1 Circuit Description ............... ............. ...... 4 “Learn-As-You-Build” Kit As sembly ................... 5 Parts List ................ ................. ........[...]

WEB 1 • 4 INTR OD UC TIO N Here is a very unique little k it that’s great for kids. The W EB1 is a little robot made comple tely out of electronic pa rts and wire. It’s pretty 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 wire feet. Ho[...]

WEB 1 • 5 RAMSEY Learn-As-You-Build KIT ASSEMBLY There aren ’t that man y solder co nn ections on the W EB1 printed circuit board, but you should still prac tice good soldering techniques. • Use a 25-watt soldering pencil w ith a clean, sharp tip. • Use only rosin-core solder intended for electronics use. • Use bright lighting; a magnifyi[...]

WEB 1 • 6 WEB 1 PA RTS LI ST Sort and “check off” the components in the boxes provided. W e do our best to pack all our kits correctly but it is possible that a m istake has occurred and w e missed a part. Please note that phy sical descriptions of parts are for those currently being sh ipped. Som etimes the parts in your kit may have a diffe[...]

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 of the PC board, in the middle. Be sure the notch at one end lin es up with the notch in the board diagram.  2. Next, install R4, 1K ohm resistor [brown-black-red], below U1.  3. Install switch S1 to the right of R4. It goe[...]

WEB 1 • 8  15. Install Q2, inf rared ph ototransisto r [black T1 case], to the left of D2. Make sure the flat spot faces the inside of the board. Let Q2 stick up 3/8” above the bo ard.  16. Now we need to cut up littl e pieces of wire that will be the W EB1’s feet. Use the tinned 20AWG wire. Cut 20, 3/4 inch pieces.  17. Solder the f[...]

WEB 1 • 9  Cut three pieces of wire that will be the runners that the W EB1 slides on. The two side runne rs 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 front part about 1/2” long and the back part should be about 1/4” long. These act kind o f like a sled that the W E[...]

WEB 1 • 10 WEB1 BOARD PARTS L AYOUT DIAGRAM[...]

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 on the top of the board as a guide.  20. It’s tim e to solder the wires to the little pads at t he end of the motor. Th[...]

WEB 1 • 13 the red wire go es here. No w tape th e battery pack to the top of the board using the double-sided foam tape provided.[...]

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

WEB 1 • 15 2. Steer ing adjust: A. The first step in adjusting the stee ring is to get the s teering motor, (the one that’s mounted at an angle) to come on when the bug approaches an obstacle, or when so meone shines a fl ashlight at it. The first thing is to bend the In frared phototransistor Q2, and Infrared LED D3 as shown in th e picture . [...]

WEB 1 • 16 Top of B oar d D3 Q2 TROUBLESHOO TING GUIDE 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, specifically U1 and transistor[...]

WEB 1 • 17 Bug moves forward , turning motor comes on at obstacle, but bug does not turn Bug jumps up and attacks Some tweaking of the side ru nners is needed. Adjust R2 up and down. Try a different surface Unforeseen emergent property. Ca ll tech support immediately![...]

WEB 1 • 18 CONCLUSION W e sincerely hope that yo u will enjoy the use of this Ramsey product. As al- ways, we have tried to com pose our manual in the easiest, most “user friendly” format that is possible. As our customers, we value your opinions, comments, and additions that you would like to see in future publications. Please submit comment[...]

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 thi s is not a "fin e print" w ar ranty. We want you to u nderstan d your righ ts and ours too ! All Ramsey kits w ill work if assemble d properly . The very fact[...]

WEB 1 • 20 TABLE OF CONTENTS Introduction to the W EB1 ............ ............. .......... 4 WEB1 Circuit Description ........................ .......... 4 “Learn -As-You-Build” Kit Assembly .................... 5 Parts List ... ............. .............. ............. ................. 6 Assem bly Steps .. ............. .............. ..[...]