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THE ELECTRONIC GOLDMINE · www.goldmine-elec.com · TOLL FREE ORDER LINE: 1-800-445-0697
New Arrivals
New Arrivals
KIA6216H 15W BTLX2CH
Audio Power Amplifier IC
Highly efficient audio amplifier
IC type KIA6216H produces up
to 15Watts RMS to 2 seperate channels (stereo).
Designed for automotive stereo systems. Requires
only a few external components. Operates from
9 to 18VDC. Brand new in 17 pin package.
G15527 $1.99 ea.
GBPC2504 400V 25Amp
Bridge Rectifier
High quality bridge rectifier by GI type
GBPC2504 features 400V 25Amp rat-
ing. Size about 1.12”sq. x .30”H. Has
center mounting hole and solder terminals.
G15526 $1.25 ea.
TDA1554Q 4 x 11W Single Ended or
2 x 22W Power Amplifier IC
Unique IC made by Philips consists of
four seperate 11Watt RMS amplifiers in
one 17 pin (DBS17P) plastic package.
Operates from to 18VDC. Requires very
few external components. Made for car
stereo applications. Brand new –Blowout price!
G15478 $1.89 ea.
NE531N High Slew Rate
Operational Amplifier
Useful Op–amp is a pin for pin replacement
for µA748, µA709 or LM101. Features
1mHz small signal bandwidth. Brand new in 8 pin DIP.
G15586 3/$1.00
NE590N Addressable Perpheral Driver
The NE590N features 8 darlington
outputs. The required output is de-
fined by a 3–bit address. This is
used in relay drivers, Lamp drivers,
Triac Triggers, LED display, digit driver and
stepper motor drivers. Standard 16 pin Dip package.
G15599 $1.00 ea.
GBPC2502 200V 25Amp
Bridge Rectifier
High quality bridge rectifier by GI type
GBPC2502 features 200V 25Amp rat-
ing. Size about 1.12”sq. x .30”H. Has
center mounting hole and solder terminals.
G15493 99¢ ea.
Robot Wheels
These wheels are designed for larger ro-
bots. They can support a tremendous
amount of weight yet are lightweight, made
from sturdy plastic material. Very nice
quality attractive wheels.
Type O.D. Tire Width Bore WT Stock Price
Type 1 3.8” .91” .36” .25lb G15502 $3.00 ea.
Type 2 7” 1.46” .50” .90lb G15594 $4.00 ea.
Type 3 7 1/4” .82” .32” .35lb G15595 $5.00 ea.
TDA7240A 20W Bridge
Amplifier IC
Compact Heptawatt package IC audio
amplifier features 20Watt output. Re-
quires very few additional components.
Has only 7 pins. Delivers 20Watt rms into
a 4Ω load. Operates from 12 to 18VDC.
Brand new –made by ST.
G15612 99¢ ea.
Little Pocket Presenter™
Presentation Remote with Laser Pointer
This is one of the most handy items for anyone giving a presentation! Not only is
it a powerful red laser pointer but also it is a full function “next slide, preview and
search” remote that works remotely up to 30 ft. away with any computer using
the USB port. Small remote/laser pointer is Plug–and–Play, no PC programming
or software required. Consists of the small laser pointer/transmitter and a tiny
USB remote wireless receiver. Batteries are included so there is nothing else to
buy! High quality unit is in a sealed retail plackage. Made by SAMSUNG.
G15491 $19.95 ea.
Rietschle Thomas 24VDC
Diaphragm Liquid Pump
Industrial type miniature
pump is self priming, dry
running, oil-less, non-lubri-
cated, has resistent pump
materials for aggressive media
and is used in laboratory, industrial,
hygiene, with chemicals, etc. Specs: op-
300RPM, size: 2.1” x 1.2” x 3.1”, flow: 400mL/min,
working range up to 15mH
2
0, suction height
6mH
2
0. Has 2 tiny plastic fittings for input and out-
put. We measured them with a micrometer and
they are .16”OD (4mm). Brand new. Rietschle Tho-
mas part# 50020019. Made in Germany. This pump
is worth many times our price!
G15584 $21.95 ea.
Ultra Precision MicroMo 3VDC
Gearhead Motor
Small precision German made
gearhead motor is only 1.24”L x
.66”Dia. (excluding shaft). Shaft is
.21”L x .08”Dia. and has a slot in the end. We con-
nected this up to one CR2354 coin battery and we
could not stop the shaft with our fingers. Gearhead
has a 76:1 ratio. Iron core motor is very efficient –
current draw at 3VDC was only 21mA. This is the
best, high torque gear motor for its size that we have
ever offered. Worth much more that our blowout price.
Great for making powerful miniature SUMO Robots.
Made by Faulhaber MicroMo.
G15601 $24.95 ea.
Maxon 24VDC Gear Motor w/ Encoder
Part # 2140.937–58–236–050 motor by
Maxon features a speed of
660RPM at 24VDC. Motor has a
Maxon 103935 encoder at-
tached. Overall length of mo-
tor with encoder is about 3.64”L.
Diameter of motor is about 1.5”. Shaft is .25”Dia. x
.6”L. Will operate on 9VDC up to 30VDC. Brand new.
G15607 $12.95 ea.
Our Smallest Pager Motor
This is the smallest pager motor we
have ever seen. It is only .33”L x
.16”Dia. (excluding shaft with
weight and removable rubber pro-
tector). These can operate from 1.5VDC up to
6VDC, and produce a nice vibration as the weight
rotates. You will not believe the size of this motor!
Great for making tiny robots.
G15615 $1.99 ea.
SEIKO Miniature Thermal Print Head
STP211J–192
This miniature printhead fea-
tures a speed of 46 CPS and
was designed for 5VDC opera-
tion. Size about 80mm x 47mm
x 27mm. Designed for 58mm
wide thermal paper. These are
new, however we have no data
or hookup info so we are selling them “AS IS”. The
head has 2 stepper motors and various miniature
gears. Part# STP211J–192.
G15585 $5.00 ea.
Laser Scanner Assembly
Neat laser scanner assem-
bly from a grocery store
checkout scanner. Consists
of a visible red laser diode, a 3
sided rotating mirror with motor,
various lenses, mirrors, etc. These are
being sold “AS IS” –no data or hookup
info at all. The value is in all the precision optical
parts. Overall size about 9”L x 4”W x 3”H.
G15600 $19.95 ea.
Ultra Thin Square Piezo
Element
Small .63” square by .10”Thick ele-
ment emits sound from side. These are
found in many cell phones. Requires
driver (element only). Has 2 tabs for connection.
G15604 99¢ ea.
Panasonic CR 2354 Lithium Coin Cell
Lithium coin cell battery type
CR2354 by Panasonic is rated
3VDC and 560mAh. This is found
in many computers for memory
backup. With tabs as shown. Brand new.
These retail for about $8 each!
G15587 $1.99 ea.
BR2330 Coin Battery
High capacity lithium coin battery is
rated 3VDC@225mAh. Made by
Panasonic. Has yellow vinyl around
outside and tabs for connection.
G15609 99¢ ea.
Small “Clip On” Electrec Microphone
Small “clip on” electrec mi-
crophone features 3.5mm
mono plug at the end of a
long flexible cable. Size of
microphone is about 1.1”L x
.5” (excluding clip). High
gain (has built in FET). Brand new!
G14873 $1.99 ea.
Type 1
Type 2
Type 3
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