Davis OBDII CarChip Pro
The incredible OBDII plug-in monitor
that has everyone talking! Once
plugged into your vehicle it monitors
up to 300 hours of trip data, from speed,
braking, acceleration, RPM and a whole lot more.
Reads and resets your check engine light, and more!
8226 CarChip Pro OBDII Monitor $99.95
Our #1 Mini-Kit for 35 years!
Alternately flashes two jumbo red
LED’s. Great for signs, name badges,
model railroading, and more. Used throughout
the world as the first learning kit for students young
and old! Great solder practice kit. Runs on 3-15 VDC.
BL1 LED Blinky Kit $7.95
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
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 Preamp Kit
Mad Blaster Warble Alarm
If you need to simply get atten-
tion, 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 on 9-12VDC.
MB1 Mad Blaster Warble Alarm Kit
Water Sensor Alarm
This little $8 kit can really “bail you out”!
Simply mount the alarm where you want to
detect water level problems (sump pump!).
When the water touches the contacts the
alarm goes off! Sensor can even be remotely
located. Runs on a standard 9V battery.
MK108 Water Sensor Alarm Kit $7.95
Air Blasting Ion Generator
Generates negative ions along with a
heafty blast of fresh air, all without any
noise! The steady state DC voltage
generates 7.5kV DC negative at 400uA,
and that’s LOTS of ions! Includes 7 wind
tubes for max air! Runs on 12-15VDC.
IG7 Ion Generator Kit
Practice Guitar Amp & DI
Practice your guitar without driving your family or neighbors nuts! Works with any electric,
acoustic-electric, or bass guitar. Plug your
MP3 player into the aux input and practice to
your favorite music! Drives standard headphones and also works as a great DI!
PGA1 Personal Practice Guitar Amp Kit $64.95
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 $44.95
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 Switch Kit
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! Dries any low voltage load up to
100mA. Runs on 6-12 VDC.
TS1 Touch Switch Kit
DTMF Encoder Decoder
Decodes standard Touch Tones from
telephones, radio, or any audio
source. Detects and decodes any
single digit and provides a closure
to ground up to 20mA. Great for
remote tone control Runs on 5VDC.
TT7 DTMF Encode/Decode 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
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 $12.95
Passive Aircraft Monitor
The hit of the decade! Our patented receiver
hears the entire aircraft band without any
tuning! Passive design has no LO, therefore
can be used on board aircraft! Perfect for air-
shows, hears the active traffic as it happens!
Available kit or factory assembled.
ABM1 Passive Aircraft Rcvr Kit
Exactly duplicates the upward and
downward wail of a police siren.
Switch closure produces upward wail,
releasing it makes it return downward.
Produces a loud 5W output, and will drive any speaker! Horn speakers sound the best! Runs on 6-12VDC.
SM3 Electronic Siren Kit $7.95
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 sub-audible “CTS” tone squelch
encoders or decoders. Drives any low voltage load up
to 100mA. Runs on 5-12 VDC.
TD1 Encoder/Decoder Kit
Walking Electronic Bug
Built around a pair of subminiature
cell phone motors, this bug wanders
around looking for things to bump
into! Sensors below his LED eyes
sense proximity and make him turn away! Steer him
with flashlights too! Runs on two “N” batteries.
WEB1 Walking Bug Kit $29.95
Super Snoop Amplifier
Super sensitive amplifier that will
pick up a pin drop at 15 feet! Full 2
watt output drives any speaker for a
great sound. Makes a great “big ear”
microphone to listen to the “wildlife” both
in the field and in the city! Runs on 6-15 VDC.
BN9 Super Snoop Amp Kit $9.95
HV Plasma Generator
Generate 2” sparks to a handheld
screwdriver! Light fluorescent tubes
without wires! This plasma generator creates up to 25kV at 20kHz from a
solid state circuit! Build plasma bulbs from
regular bulbs and more! Runs on 16VAC or 5-24VDC.
PG13 HV Plasma Generator Kit $64.95
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 Amplifier Kit $9.95
IC AM/FM Radio Lab
Learn all about AM/FM radio theory, IC theory, and end up with a
high quality radio! Extensive
step-by-step instructions guide you
through theory, parts descriptions, and the how’s and
why’s of IC design. Runs on a standard 9V battery.
AMFM108K AM/FM IC Radio Lab Kit $34.95
SMT Multi-Color Blinky 3-In-1 Multifunction Lab
The ultimate blinky kit! The 8-pin micro- The handiest item for your
controller drives a very special RGB LED bench! Includes a RoHS
in 16 million color combinations! Uses compliant temp controlled
PWM methods to generate any color with the soldering station, digital mul-micro, with switchable speed selection. SMT construc- timeter, and a regulated lab power supply! All in one
tion with extra parts when you lose them! 9V battery. small unit for your bench! It can’t be beat!
SBRGB1 SMT Multi-Color Blinky Kit $29.95 LAB1U 3-In1 Multifunction Solder Lab $129.95
Just Off The Press!
Get the new 2008 Ramsey Hobby
Catalog! 112 value packed pages of
the neatest goodies around with lots
of new stuff! Order yours today on
line or give us a call... Or download the PDF at
Where Electronics Is Always Fun!
590 Fishers Station Drive
Victor, NY 14564 ✦ Build It! ✦ Achieve It!
(800) 446-2295 (585) 924-4560 ✦ Learn It! ✦ Enjoy It!
Prices, availability, and specifications are subject to change. We are not responsible for typos, stupids,
printer’s bleed, or primary results. Robin gave me an extra leap-day to get this ad done, so I leaped
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2008 Ramsey Electronics, LLC... so there!