HELP US SAVE TREES! - Electronic Goldmine

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Sale Items November/December 2009 Place your Order ONLINE at: -or- TOLL FREE 1-800-445-0697 www.goldmine–elec.com twitter.com/electronicgold DC Gear Motor w/Encoder & Anti-Backlash Nut/Lead Screw Asb Unique assembly consists of a 9 1/4” x 6” metal platform with a Buehler 6 to 12VDC gear motor (type 1.161.046.529.00) with encoder attached to a metal bracket. The shaft of the gear motor has a 120mm long screw assembly with plastic anti-backlash friction nut attached to it. The top of the plastic anti-backlash friction nut is a bracket that moves forward or reverse linearly depending on the polarity of the voltage applied to the DC motor. The motor has an encoder attached which has an input requirement of 5V and an output signal that is TTL compatible with 50 pulses per rev. Screw lead 4.3mm (travel per rev). This nicely made assembly has been removed from new equipment. G16478 $30.95 SALE! $19.95 ea. Faulhaber 141:1 6VDC Gearhead Motor Precision right angle drive 141:1 gearhead motor will operate from 3VDC-18VDC. Made by Faulhaber, part# 1524E0065123 15/5S141-1K832, this Swiss made motor is only about 2.25”L (excluding right angle drive box) x 0.63”Dia. At 6VDC the motor draws 20mA and the RPM is 80. The right angle drive box has a 0.29”Dia. 12 tooth set screw metal gear on the output. Has 6 slot (dual 3 row) 0.10” spacing female socket that will mate with a 6 pin male header. Slot 1 and 6 are power to the motor–the other slots may be for an encoder (we don’t know). The output drive box is about 1.2” x 0.66” x 0.82”. Features high torque. Used–good condition. G16279 $11.49 SALE! $7.95 ea. 12VDC Gearhead Motor Compact metal case gearhead motor features very high torque and 0.87” dia. 26 tooth gear on end. Can operate on as low as 3VDC. Size about 2.3”L x 1.58” (including gearhead). Has 2 solder eyelets for power. To reverse direction, simply reverse polarity. G14728 $7.95 SALE! $3.99 ea. 24VDC/5500 rpm TRW Globe Motor Powerful motor type 403A185 by TRW Globe is rated 24VDC 165mA, 5500rpm-NO LOAD. Stall torque 15oz. -in at 3Amps. Armature resistance 8.3Ω. Body size is 1 1/2”Dia. x 2 5/8”L. Shaft is 5/16”L x .156”Dia. “D” type. Has 4 tapped holes on face of motor for mounting. G15906 $5.95 SALE! $3.95 ea. Buehler 12VDC Motor w/ Pulley Nice precision made heavy duty motor by Buehler features yellow 2 wire sinusoidal encoder output. The red and blue wires are used for DC in and can be connected to 3VDC up to 18VDC. High power output for its size. To reverse direction simply reverse battery polarity. Great for making robots with rubber band drives because the pulley is already attached to shaft. Size of Motor: 2.2”L x 1.33” dia. Size of Pulley about .39” in overall Dia x .25” Wide. New. G14783 $2.49 SALE! $1.99 ea. Miniature Vibrating Pager Motor Compact miniature vibrating pager motor operates from .5V to 3VDC. Has removable blue insulating boot. Size about .4”L x .2”sq excluding shaft with “D” shaped metal weight. Has 2 tabs for power hookup. G16777 $1.10 SALE! $0.79 ea. Swiss Made Maxon DC Gearhead Motor Model 41.022.024-00.00-401 Maxon DC gearhead motor is Swiss made and very high quality. Motor body size (excluding shaft) is approximately: 2 1/8” x 7/8”Dia. Motor shaft is 0.35”L x 0.12”Dia. “D” type. Has two color coded flexible leads. At 9VDC RPM = 24. Features 3 taped holes in top of motor to facilitate mounting. A very high quality motor being offered at a fraction of its original price! G16287 $21.95 SALE! $18.95 ea. Buehler Compact 12VDC to 24VDC Gearhead Motor Compact gearhead motor by Buehler part# 1.61.046.514.01 features speeds of 225RPM at 12VDC and 450RPM at 24VDC. Requires about 0.08Amp (No Load) and features high torque. Small size, only about 2.53”L x 1.38”Dia. Has two flexible color coded leads for power hookup. Shaft is 0.89L (22mm) x 5mm diameter “D” type. Has three tapped holes on top faceplate for mounting. To reverse direction, just reverse voltage polarity to leads. Removed from equipment -good condition. G16476 $19.95 SALE! $14.95 ea. Buehler 1.13.043.242.03 12 to 24VDC Motor Nice quality motor from Buehler features a 4mm dia x 1.9”L (extra long) shaft. Body is 1.57” dia x 3.1”L. RPM at 12VDC is about 2280 and at 24VDC it is about 4720 RPM. Has threaded holes on faceplate for mounting. To reverse rotation just reverse power to leads. These are used and are in excellent condition. G16606 $8.95 SALE! $6.95 ea. Super Power 12VDC Gear Motor Sealed case gear motor was made for automotive applications. Operates on 12VDC and features .52”Dia. x .5”L shaft with 8 spines (or ridges). The shaft rotates at approximately 5RPM and has very high torque. We are very impressed by how much torque is produced by this motor - it is quite powerful! Unloaded current draw is 20mA at 12VDC. Overall size including mounting ears about 4.2” x 3.2” x 1.1”Thick (without shaft). Part # PP-GF30 made by TRW. Has built in 2 pin male connector, however we do not have the matching female connector. G16034 $7.95 SALE! $5.95 ea. Precision Mini Gearhead Motor Sayama 12SM-AT3 Very nice precision made miniature gearhead motor by Sayama part# 12SM- AT3 operates from 1.5VDC up to 12VDC. No load current is about 18mA and RPM at 12VDC is about 58. Size of motor and gearhead is .48”Dia. x 1.42 Long. Shaft is 2mm “D” type about 5mm Long. With solder eyelets for connection. Motor features 60Ω resistance, weight 12.8 grams, gear ration 279/1. New! G16300 $11.95 SALE! $8.95 ea. Robot Builders Bonanza! Motor and Wheels Here’s a retail blister card which contains 4 rubber tires, 4 chrome wheels, 1 small DC motor, 4 screws and 4 spacers. This is a robot builders dream come true. The small, high RPM motor can operate from 1.5VDC up to 6VDC and with a little imagination you should be able to use these parts as the basic building block for a robot. Originally, they were designed as a “tune up” parts set for small toy race cars. Brand new in blister pack. Sorry, no robot plans to use these available. G9816 $1.75 SALE! $0.99 ea. Mini Motor with Gears & Tach Disk Brand new assembly made for a CD drive consists of a small 1” dia. motor and 3 gears, one with a black plastic tach disk. The disk has slots that operate in conjunction with a tiny opto interrupter. Motor operates from 1.5VDC up to 12VDC. Sorry, no other specs or info. Size about 2.2” L x .7” thick x 1.1” high (excluding final gear which extends .38” below). G12770 $4.95 SALE! $2.95 ea. Mini Stepper Motor 2 phase bi-polar / Quadrature miniature stepper motor. Small 0.8” diameter x 0.68” thick stepper motor features a knurled 0.3”L x 0.06” diameter shaft. Has 5 leads, however we include a schematic of a simple 3 IC driver circuit (see web for details) that will drive this stepper motor. The stepper motor features 20 steps per revolution and is perfect for miniature robots. The stepper motor is brand new precision made with 4 pin female connector on end of 2.8”L leads. Motor and schematic only. G14197 $1.99 SALE! $1.00 ea. 12VDC Motor with Gear Nice high power (for its size) DC motor operates from 6V up to 18VDC. Features a body size of 1.84”L x 1.16” Dia. Has shaft that extends from each end of motor. On one end it is 0.2”L x 0.09” Dia.(2.3mm) and other end has an 8 tooth 0.23” Dia. (5.85mm) gear. Made by Igarashi. Has solder eyelets for power and 2 threaded mounting holes on front. Great for building robots. G14727 $1.49 SALE! $0.99 ea. Small DC Motor Assortment Assortment containing 3 different small DC motors. Handy for selecting the right motor for a small robot or motorized project. All new and prime, one may have gear attached. Picture is for illustration only-styles may vary. Assortment of 3 motors. G6622 $2.00 SALE! $1.49/Pkg of 3 Mabuchi 9VDC Motor Small Mabuchi motor operates from 3VDC up to 18VDC. Size about 0.95” diameter x 1.38”L. Shaft is 0.6”L x 2mm. Great for all hobby and small robotic applications. Has 2 solder terminals for power hookup. G17156 $0.89 SALE! $0.59 ea. Solenoid/Mechanical Clutch Assembly Metal assembly consists of a rotating 3/4” gear that can rotate in one direction but is prevented by a plastic cog mechanism from rotating in a reverse direction until power is applied to the solenoid. Operates on 24VDC. Metal bracket is about 3.6” x 1.6” x 2.1”. Solenoid can be removed and used separately. New in box. G16327 $2.49 SALE! $1.99 ea. Mini Gear Assortment Very handy assortment of plastic gears. These were made for tape drives and we have hundreds of different types that came to us in a mixture. Each is new and precision made. Each has a tiny 1mm to 2mm inner hole. We have no other information on these except that they are perfect for use in making tiny robots or experimenting with gears. Each assortment is slightly different and you will receive 12 gears (at least 6 different types maybe more in each package of 12). Assortments will vary slightly from picture shown as it is representative of an assortment. G17152 $5.00 SALE! $3.00/asst All prices in this flyer Expire 01/05/2010 Place your order online 24/7 at: www.goldmine–elec.com or call toll free: 1-800-445-0697 Page
Sale Items November/December 2009 Place your Order ONLINE at: -or- TOLL FREE 1-800-445-0697 www.goldmine–elec.com twitter.com/electronicgold Visit our website to See Our Full-Line of Gears and Wheels 6” x 1 5/8” Robot Wheel Great for making larger robots, these hollow plastic wheels feature a 0.3” internal diameter hole for your axle and an outer diameter as shown. Even though these plastic wheels are hollow, they can support a heavy load. Brand New! Black color. Sold individually. 6” diameter x 1 5/8” thick. G13889 $1.79 SALE! $1.00 ea. Precision Stainless Steel Roller Bearings We have miniature stainless steel roller bearings. These are very smooth action - precision made. The length shown is related to the OD portion of the bearing and the ID portion is slightly longer. 0.55”L x 0.20” ID x 0.44” OD. G16288 $1.49 SALE! $0.99 ea. Long Stainless Steel Tube Stainless steel thin wall tube is 0.24”Dia. x 10 5/16” Long. The tube is strong and light. It has a small hole about 0.57” from one end and another small hole about 0.80” from the other end. Brand new. G16340 $1.99 SALE! $1.49 ea. Mini Cassette Assembly Precision made mini cassette assembly is the perfect Robot builder’s source for various small gears, springs, pulleys, drive belts and even a small efficient super quiet 1.5V to 7VDC motor (Dia=1”). Overall approximate size of the assembly is 2 1/4” x 2 1/2” x 7/8”. Brand new-no data and no electronics. G4586 $2.98 SALE! $1.99 ea. Super Magnet on Bracket Powerful rare earth supermagnet is a crescent shape about 1.125”L x .40”W x .10”Thick. The magnet is mounted on a bracket. To remove, simply grasp the bracket with pliers and bend by pressing the bracket against a hard surface. This will allow you to pull the magnet off. The magnet is very strong. Brackets may vary slightly from picture. G16040 $0.99 SALE! $0.59 ea. 6 foot x 3/8” Black Thera-Band® Tubing This durable natural rubber tubing was manufactured by Thera-Band® for resistive exercise applications. It can be stretched and has a fair amount of resistance when pulled. We can think of many other applications for this unique item - robotics, mechanical assemblies, door returns, sling shots, etc. Use your imagination and have fun! Brand new. G17046 $2.49 SALE! $1.99 ea. Emergency 8 in 1 Cell Phone/MP3 Charger Handy item operates from 1 “AA” battery (included) and will recharge your cell phone or MP3 players. Contains a built in inverter circuit with red LED that lights up when you plug into your cell phone charger jack. Complete with 8 different power adapter plugs: 2 Nokia, 3 Motorola, 1 LG, 1 Samsung, and 1 Sony Ericsson. Compact device is only 2.85”L x 0.85”Dia. Sorry, we can’t answer individual plug compatibility requests, however, these represent the most common types. Brand new in retail blister package. G16361 $10.95 SALE! $7.95/set All prices in this flyer Expire 01/05/2010 Night Popper Robot Kit The Night Popper waits until it gets dark and then it starts its random exploring. While it explores it sets off a brilliant almost firework looking display from it’s 3 white lamps and emits a crackling popping sound from its on board piezo speaker. Features 2 small DC motors, 2 photodarlington transistors, a relay/CDS cell circuit and 4 drive transistors. The special bonus with this robot is that you get 2 snap off PC boards with 21 components that you solder in before building the robot. By doing this, you can gain ample soldering experience before building the Night Popper. Robot itself is about 3 1/8” square. With the learn to solder boards attached the PC board is 4” square. Requires 2 AA batteries and 1 9V battery (not included). With all parts and instructions. Skill Level 1. G13696 $17.95 SALE! $15.95 ea. C&K Keylock Rotary Switch Type A126 rotary keylock switch features 3 pole, 3 position rotary switch operated by a key. Key can be removed in positions 1 and 3 but not in position 2. Comes with panel mounting nut and bezel. Contacts rated 2.5amps@120VAC switching or 5 amps continuous carry. Silver plated contacts and terminals (may have slight tarnish on terminals). High quality, precision made. Each comes with hardware and 2 keys. Worth $13 each! Manufactured by C & K. G8081 $2.49 SALE! $1.49 ea. Vicor 5VDC 40Amp Power Supply Small footprint power Place your order online 24/7 at: www.goldmine–elec.com or call toll free: 1-800-445-0697 supply by VICOR model VI-LU0-EU FlatPAC (LU Series) features an input voltage range of 100 to 240VAC and an output voltage range of 5VDC (regulated) at up to 40Amps (200Watts). Size only 9.25”L x 2.5”W x 1.37”High. Includes booklet from Vicor that contains Application Notes, Functional and Mechanical Layout and Installation and Operation Guidelines. Hookup info is printed on the top of the supply. Brand new. G16217 $47.95 SALE! $39.95 ea. Lambda Regulated Power Supply Part # PWG0050 by Lambda features Regulated +5VDC at 7amps and +3.3VDC at 10amps output. Input is 100VAC to 240VAC 50-60HZ. Open frame switching supply with .156” headers for output and input. Size only 6” x 3 1/2” x 1 1/4”. Weighs 0.82 lbs. Brand new in manufacturer’s box. G12705 $12.95 SALE! $8.95 ea. 9VDC 200mA AC Adapter Nice power adapter plugs into 120VAC and features a long flexible cord with 5.5mm female barrel plug with 2.1mm center (+). Brand new in manufacturer’s box. Output is 9VDC at 200mA. G16254 $1.25 SALE! $0.99 ea. SOLAR PANELS Harvest The Sun’s Free Energy! 15VDC 0.15Amp 6” x 12” Giant 3 ft x 1 ft 20 Watt Solar Panel Glass Solar Panel with Wire Tabs Compact 6” x 12” glass solar panel is perfect for powering hundreds of electronic devices and recharging 12VDC rechargeable batteries including lead acid types. Includes a piece of special solder, a diode and two metal tabs that you solder to the panel with the piece of special solder. Minimum output is 15VDC open circuit voltage and 0.150Amp short circuit current (may be higher). Panel may have slight cosmetic defects (edge chips, discoloration, etc.) however, these will not effect output. G16390 $13.95 SALE! $9.95 ea. 15VDC 0.1Amp 4” x 12” Glass Solar Panel Compact 4” x 12” glass solar panel is perfect for charging 12 volt batteries, or powering small electronic devices. Includes a piece of special solder, a diode and two metal tabs that you solder to the panel with the piece of special solder. Minimum output is 15VDC open circuit voltage and 0.1Amp short circuit current (may be higher). Panel may have slight cosmetic defects (edge chips, discoloration, etc.) however, these will not effect output. G16391 $10.95 SALE! $8.95 ea. .45V 200mA .3”x4” Silicon Polycrystaline Solar Cell High quality silicon polycrystaline solar cell features solder plating on connection bars to make it easier to solder your flexible leads onto the cell. Factory perfect cells come packaged in a foam cushion inside a small box containing 24 pieces. Great for connecting in series to make solar panels to power projects. We connected one of these to our G13622 motor and the shaft started spinning as soon as the cell was exposed to the sun. Size of each cell .3”W x 4”L. Factory Box of 24 Cells G16714 $24.95 SALE! $19.95/Box Individual Cells G16715 $2.00 SALE! $1.00 ea. Our most powerful solar panel measures 3ft x 1ft. Features an open circuit voltage of 19 to 21VDC and a short circuit current of 1Amp. Perfect for charging 12V lead acid batteries, water pumping, emergency power, etc. These are new, although some may have slight edge chips, or color variations (Does not affect their output). The small metal power takeoff tabs already mounted allows you to simply solder your hookup wires to the panel with standard rosin core solder. Sorry, we can’t ship this Blue or Red rush service due to its size. Enjoy free power from the Sun G16132 $89.00 SALE! $69.95 ea. Lightweight 6VDC Powerful Solar Panel This 4-3/4” x 1-3/4” x 3/16”Thick solar panel features a sturdy plastic lens enclosure and an output of 6VDC open circuit voltage and a short circuit current output of 100mA. Has 2 solder tabs with 3” long insulated leads attached. This solar panel can charge many PDA batteries, operate small robots or small solar cars. Weighs only 27 grams. Great experimenter item. G15555 $8.95 SALE! $7.95 ea. 4VDC 0.100 Amp Polycrystalline Solar Panel High quality solar panels consisting of polycrystalline silicon solar cells connected in series. Features a weatherproof glass front and weatherproof base surface with wire leads for power. Voltage and current are +/- 10% tolerance. Size of panel: 2 11/16”W x 4 1/2”H. 4VDC at 0.100Amp. G4481 $6.95 SALE! $4.95 ea. Page
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Page 3: NEW ARRIVALS November December 2009
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HELP US SAVE TREES! - Electronic Goldmine

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