The Electronic Goldmine Www.goldmine–elec.com November

The Electronic Goldmine www.goldmine–elec.com
1-800-445-0697
Sale Items
November / December 2007 Flyer
Swiss Made Maxon DC Gearhead Motor
Maxon model 41.022.024-00.00-401 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! $17.95 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.
Nylon 3 Gear Set
Consists of one 1.65”Dia. white
gear with 6mm bore, one 1.32”Dia.
black gear with 6mm bore and
one small .59”Dia gear with 8mm
“D” shaped bore. The set works
together, however we have no info or specs.
G15785 $1.49 SALE! $1.00/set
Rainbow Flashing 5mm LED
Operates from a 3.5VDC and has a
water clear lens. When power is applied
it flashes each color; red, blue
and green for several seconds, then it
slowly mixes and fades the colors together to form
other colors. Long leads and factory prime.
G13897 $2.49 SALE! $1.99 ea.
Blinding 10mm LED Assortment
We have taken 1 each of our very popular
giant 10mm clear lens LEDs and
packaged them in this special combination.
You get almost $12 worth of
LEDs for this special price. Remember
you get 1 red, 1 white, and 1 blue 10mm giant LED.
G13136 $8.95 SALE! $5.95/asst.
Giant 10mm Bright White LED
We just purchased thousands of
prime giant water clear lens, 10mm
White LEDs that were made for
valve system lights.
G14040 $1.49 SALE! $1.00 ea.
Brilliant 4 White
LED Bar Light
Originally this was
made to light up the screen of Gameboys®. This
assembly consists on 4 brilliant white T1 3/4 LEDs
that have internal dropping resistors. The whole assembly
is about 4” long x 0.70” wide. It has red
and black flexible wires coming out of it that when
connected to 5VDC up to 9VDC lights the bar up
brilliantly. You won’t believe the high quality white
light this puts out. The internal circuit board can be
removed by taking 2 screws out. These assemblies
were removed from brand new Gameboy® lighting
units and are prime!
G15554 $2.49 SALE! $1.99 ea.
Heavy Duty Gearhead Motor Pair
Made by Denso this small
high torque gearhead motor
was made for cars. We are
selling them as a pair - one
left hand version and one
right hand version. They are
fully reversible in direction
and they operate from 6VDC
up to 18VDC. At 12VDC the
RPM is about 160. Each motor assembly has a
.35”Dia. x 1.25”Long shaft for mounting your wheels
to. Has 16” flexible wire leads. Size is about 7 1/2”L
x 3 1/2”Wide (approx.). Has 3 threaded holes for
mounting. Using 2 of these you can make powerful
robots with this pair of motors, as they can easily
move a very heavy load. Remember you get one left
hand version and one right hand version.
G15885 $31.95 SALE! $24.95/pair
Airpax 12VDC Gearhead Motor
Nice quality gearhead motor by Airpax
features very high torque and
sealed plastic case. Has 0.16” Dia.
x 0.35”L shaft. Overall approximate
size of case is 2.52”L x 1.55” sq.
Has 4 mounting holes. Operates from 3VDC up to
18VDC. To reverse direction simply reverse polarity.
Brand new.
G14607 $8.95 SALE! $6.95 ea.
Medium Size 12VDC Motor
Powerful DC motor can operate
from 6VDC up to 24VDC. Has small
connector for power input. Size of
body about 1.9”L x 1.41”Dia. Shaft
is .4”L x .12”Dia. and has a white
nylon pulley with closely spaced ridges. The pulley
has only one keeper edge and can be pried off. The
size of the pulley is .30”L x .32”Dia. Brand new.
G15634 $1.00 SALE! $0.79 ea.
Mabuchi RC-260RA DC Motor
Great little motor for use in robot
applications features 9800
RPM at 4.5V unloaded. At
maximum efficiency the RPM
is 7750 current is .53Amp and
torque is 15.1g-cm. Stall current
is 2Amp with torque of
72g-cm. Size of body is 1.2” L x .93” Dia. Shaft is
.28” L x .075” Dia. Brand new with solder eyelets.
G13619 $1.29 SALE! $1.00 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.
prices expire 01/03/2008
Nakimi Micro Pager Motor
This micro size pager motor
was designed to provide
the vibrate function on
miniature pagers. Only 4mm (.16”) Dia. x 12.5mm
(.49”) long (excluding shaft and weight). Has 2 tiny
terminals for hookup and is mounted in a slip-off
rubber shock sleeve. Operates from 1VDC up to
5VDC. Motor resistance is about 11Ω. Brand new.
G12809 $1.79 SALE! $1.29 ea.
Micro Motor
Tiny pager type motor without the weight
is perfect for making tiny Beam robots, or spinning
tiny propellers on miniature model plane. These do
not have the weight on the shaft so they are much
more useful. Operates from 1V up to 5VDC. Brand
new with 2 metal solder connection tabs. Size of
body about .45” L x .19” Dia. Shaft is about .15” L
x .025” Dia.
G13625 $1.49 SALE! $1.00 ea.
Tiny Vibrator Motor
This tiny vibrator motor body is only .44”
L x .18” Dia. Has a weight attached to its shaft and 2
flexible terminals for power connection. Will operate
from 1VDC up to 9VDC. Resistance of the motor is
10Ω. Has a removable black rubberized boot.
G13566 $1.29 SALE! $1.00 ea.
Powerful 12VDC Motor
Made by Igarashi this DC
motor features a size of
1.66” L x 1.1” Dia. Has a .09”
diameter shaft with a .20” diameter
8 tooth gear attached. Has solder eyelets
for power connection. Brand new.
G14759 $1.25 SALE! $0.79 ea.
Precision Cassette Motor 13.2VDC
Small 1.35” dia. x .85” thick motor
made by Matsushita Electric.
Part# MMT-3RE2MJ features
shielded cable, shielded banding
and a .31” Dia. brass pulley.
Brand new.
G13377 $1.49 SALE! $1.00 ea.
Car Mirror Adjuster Motor Assembly
Small but powerful 12VDC motors
were designed to go into electric
mirror adjustment assemblies for
an american car. Assembly has two
1.24” L x .96” Dia. motors with a .6”
L x .08” Dia. shaft. These motors
are lower speed than most motors
of this size and they have a good
amount of power for their size. They
draw about 20Ma unloaded and about 250ma loaded.
Wire leads are about 17” Long. These are brand new
and perfect, however they have red paint coating on
part of the motor (to make sure that they would be
sold as surplus–not used for the original costly assembly).
These look like great candidates for robots!
G13327 $1.49 SALE! $1.00
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.
Cassette Motor with Regulator Board
Small 1.15”Dia. x .96”L cassette
motor features a .16”L
x .078”Dia. shaft and can operate
from 3V up to 18VDC.
Comes complete with a 3 transistor regulator
circuit board with trimmer resistor to provide constant
speed. The board can be simply removed if desired.
G14956 $1.99 SALE! $1.49 ea.
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The Electronic Goldmine www.goldmine–elec.com • 1-800-445-0697