Make It, Learn It, Achieve It, Enjoy It!
For Decades... The Building Blocks For Your Projects
Laser Trip Sensor
True laser protects over 500 yards!
At last within the reach of the hobbyist, this neat kit uses a standard laser
pointer (included) to provide both audible and visual alert of a
broken path. 5A relay makes it simple to interface!
LTS1 Laser Trip Sensor Kit $29.95
Laser Light Show
Just like the big concerts, you can
impress your friends with your own laser
light show! Audio input modulates the
laser display to your favorite music!
Adjustable pattern & speed. Runs on 6-12VDC.
LLS1 Laser Light Show Kit
Voice Activated Switch
Voice activated (VOX) provides a switched
output when it hears a sound. Great for a
hands free PTT switch or to turn on a
recorder or light! Directly switches relays or
low voltage loads up to 100mA. Runs on 6-12 VDC.
VS1 Voice Activated Switch Kit
Touch Activated Switch
Touch on, touch off, or momentary touch
hold, it’s your choice with this little kit! Uses
CMOS technology. Actually includes TWO totally
separate touch circuits on the board! Drives any
low voltage load up to 100mA. Runs on 6-12 VDC.
TS1 Touch Activated Switch Kit
RF Actuated Relay
Just what you need when adding a preamp or power amp in line with an antenna! Auto senses RF and closes an on-board
DPDT relay that’s good to UHF at 100W! Also great to protect
expensive RF test equipment. Senses as low as 50m W!
RFS1 RF Actuated Relay Kit
Build a time delay, keep something on for a preset time, provide clock pulses or provide an
audio tone, all using the versatile 555 timer chip!
Comes with circuit theory and a lots of application
ideas and schematics to help you learn the 555 timer. 5-15VDC.
UT5 Universal Timer Kit $9.95
RF Broadband Preamplifier
The famous RF preamp that’s been written up
in the radio & electronics magazines! This super
broadband preamp covers 100 KHz to 1000 MHz!
Unconditionally stable gain is greater than 16dB while
noise is less than 4dB! 50-75 ohm input. Runs on 12-15 VDC.
SA7 RF Broadband Preamp Kit $19.95
Encodes OR decodes any tone 40 Hz to 5KHz!
Add a small cap and it will go as low as 10 Hz!
Tunable with a precision 20 turn pot. Great for subaudible “CTS” tone squelch encoders or decoders. Drives any low
voltage load up to 100mA. Runs on 5-12 VDC.
TD1 Tone Encoder/Decoder Kit
The kit has a pulsing 80 volt tickle output
and a mischievous blinking LED. And who
can resist a blinking light and an unlabeled
switch! Great fun for your desk, “Hey, I told
you not to touch!” Runs on 3-6 VDC.
TS4 Tickle Stick Kit
Mad Blaster Warble Alarm
If you need to simply get attention, the “Mad
Blaster” is the answer, producing a LOUD ear
shattering raucous racket! Super for car and
home alarms as well. Drives any speaker. Runs
MB1 Mad Blaster Warble Alarm Kit
Stereo Ear Super Amplifier
Ultra high gain amp boosts audio 50 times and it
does it in stereo with its dual directional stereo
microphones! Just plug in your standard earphone
or headset and point towards the source. Great
stereo separation besides! Runs on 3 AAA batteries.
MK136 Stereo Ear Audio Amplifier Kit
20W Subminiature Audio Amp
Delivers a super clean 20W output from one
SMT package! Ultra efficient class D design
produces no heat. PCB can be snapped into a
small circle for special applications. Runs on 18VDC
for rated output, or down to 10VDC for reduced output.
UAM2 20W Subminiature Amp Kit
42W Subminiature Audio Amp 3-In- 1 Multifunction Solder Lab
The big brother to the UAM2, it delivers 42W of The handiest item for your bench!
crisp clear stereo power all in a 2½” board! One Includes a RoHS compliant temp con-single SMT device operating 87% efficient creates trolled soldering station, digital multi-virtually no heat! Selectable gain, pop filter and a lot meter, and a regulated lab power sup-more! Runs on 10-18VDC (18VDC for full output). ply! All in one small unit for your bench! It can’t be beat!
UAM4 42W Subminiature Amp Kit $69.95 LAB1U 3-In-1Multifunction Solder Lab $129.95
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