The Building Blocks!
Laser Light Show
True laser beam patterns!
Produce stunning laser light
shows just like the big boys do!
Variable pattern and speed controls and audio input to modulate
the pattern to your music! Uses
two standard laser pointers.
Needs 12VDC or our AC125 PS.
LLS1 Laser Light Kit $44.95
High Power LED Strobe
Super bright LED’s!
The fragile glass Xenon tube is
gone, replaced with high intensity
LED’s! Variable flash rate and
built-in audio trigger input to sync
to your audio. Optional display
boards available. Runs on 12VDC
or use our AC125 PS.
LEDS1C LED Strobe Kit $44.95
Rat Blaster Repeller
Eliminate without harm!
Covers over 3,000 sq. feet to keep
those pesty varmints away! Spring
is the time to let them know
they’re not wanted! Build it into
your wall or barn or get the
matching custom case separately.
RB1 Rat Blaster Kit $59.95
CRB Custom Case Kit $29.95
The kit has a pulsing 80 volt
tickle output and a mischievous blinking LED. And who
can resist a blinking light! Great
fun for your desk, “Hey, I told you not to touch!”
Runs on 3-6 VDC
TS4 Tickle Stick Kit $12.95
Super Snoop Amplifier
Super sensitive amplifier that will
pick up a pin drop at 15 feet! Full
2 watts output. Makes a great “big
ear” microphone. Runs on 6-15 VDC
BN9 Super Snoop Amp Kit $9.95
Produces a very pleasant, but
obnoxious, repetitive “plink, plink”
sound! Learn how a simple transistor
oscillator and a 555 timer can make such
a sound! Runs on 4-9 VDC.
EDF1 Dripping Faucet Kit $9.95
Our #1 Mini-Kit for 31 years!
Alternately flashes two jumbo red
LED’s. Great for signs, name badges,
model railroading, and more. Runs on 3-15 VDC.
BL1 LED Blinky Kit $7.95
Senses temperature and
changes the chirp accordingly. Can actually determine
temp by chirps! Runs on
9VDC battery. Speaker included.
ECS1 Cricket Sensor Kit $24.95
Produces the upward and downward wail of a police siren.
Produces 5W output, and will drive
any speaker! Runs on 6-12 VDC.
SM3 Electronic Siren Kit $7.95
Build anything from a time delay
to an audio oscillator using the
versatile 555 timer chip! Comes
with lots of application ideas. Runs on
UT5 Universal Timer Kit $9.95
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! Runs on
6-12 VDC and drives a 100 mA load.
VS1 Voice Switch Kit $9.95
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. Runs on 5-12 VDC and
will drive any load up to100 mA.
TD1 Encoder/Decoder Kit $9.95
Super broadband preamp from
100 KHz to 1000 MHz! Gain is
greater than 20dB while noise is less
than 4dB! 50-75 ohm input. Runs on 12-15 VDC.
SA7 RF Preamp Kit $19.95
Touch on, touch off, or momentary
touch hold, your choice! Uses CMOS
technology. Runs on 6-12 VDC and drives any
load up to 100 mA.
TS1 Touch Switch Kit $9.95
ECG Heart Monitor
Check your own heart!
Provides a visible and audible display of your heart rhythm!
Variable gain, bright “beat” LED,
and monitor output for display on
your scope. Just like the lab! Reusable sensors are included.
Runs on a safe 9VDC battery.
ECG1C ECG/EKG Kit $44.95
Generate 2” sparks!
Produces a stunning and shocking
25kV at 20kHz from a solid state
circuit! Build your own plasma
bulbs, light fluorescent tubes
without wires and more! A great
learning kit. Runs on 16VAC,
order our PS21 power supply.
PG13 Plasma Gen Kit $64.95
HV Ion Generator
Make a blast of fresh air!
Generates a steady state DC voltage at constant non-pulsed current at 7.5kV DC negative, 400uA.
That’s a LOT of ions! Learn how
modern spacecraft use ions to
accelerate through space. Runs
on 12VDC or our AC125 PS.
IG7 Ion Gen Kit $64.95
20W SubMini Audio Amp
20 watts and no heat!
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, use our SPS18 PS.
UAM2 20W Amp Kit $34.95
Digital Voice Storage
Multiple message storage!
The Bullshooter-II provides up to
8 minutes of digital voice storage
that can be broken down into 8
separate stored messages! Great
for announcements, etc. Built-in
mic plus external input. Runs on
12VDC or our AC125 PS.
BS2C Bullshooter-II Kit $69.95
Speed Radar Gun
Now YOU can be the cop!
Our famous Speedy radar gun
teaches you doppler effect the
fun way! Digital readout displays
in MPH, KPH, or FPS. 1/8th mile
range is typical. You supply two
coffee cans! Runs on 12VDC or
our AC125 power supply.
SG7 Speedy Radar Kit $59.95
Doppler Direction Finder
Find that transmitter quick!
Track down jammers and hidden
transmitters with ease! 22. 5
degree bearing indicator with
adjustable damping, phase inversion, scan and more. Includes 5
piece antenna kit. Runs on
12VDC vehicle or battery power.
DDF1 Dir. Finder Kit $169.95
Read the number dialed!
The Tone Grabber captures dialed
phone numbers, repeater codes,
control codes, or anything that
uses touch-tone signaling. Flash
micro stores 640 digits! Phone
line and audio inputs. Runs on
12VDC or our AC125 PS.
TG2C Tone Grabber Kit $69.95
Signal Magnet Antenna
Pulls in distant stations!
Super Hi-Q ferrite rod antenna
with Faraday shield eliminates
noise from power lines, dimmers,
static and more! Great results
from 500kHz to 15MHz. Super
for AM broadcast band! Includes
SM100 Sig Magnet Kit $89.95
Did You Know... ✔ It’s impossible to give you full specs on these products
in a 1” space!
✔ A lot of our kits are also available “factory assembled
and tested”, if you don’t want to build them!
✔ We have over 350 products currently available, and
all those don’t fit here!
The Solution! Visit www.ramseykits.com Free Giveaways and ALL the
information you ever needed!