World Band Shortwave SW Radio receiver kit! Listen to the voice of Radio Moscow or the BBC with a radio built with your own hands. State of the art front end and IF stages simplifies alignment procedures. This kit includes all parts, wires, player boards and attractive case. Very easy to build. Requires 9 Volt battery and 8 ohm Speaker. Listen to the world!
Specs at-a-glance
$89.95, shipping included in the USA, others add $8.00 OUT OF STOCK*
*This unit is frequenctly out of stock due to popularity. When out of
stock,
it can be up to two months for us a receive another "container load" from
Asia. We recommend an email to check on stock status. If not,
you might wait 2 or 3 months if timing is not in your favor. Thank you.
Install this alarm to warn you about water pipe leaking, flooding, or raining in remote locations. Catch possible moisture damage before it becomes costly! This is an easy-to-assemble kit.
$19.95
Start your own radio station! FM microphone radio broadcaster kit with
enclosure. The FM microphone broadcaster will transmit your voice or music
to a distance of well over 100 feet (more with a suitable antenna). These
signal can be received by a standard FM radio tuning from 88 to 108 MHz.
This kit is powered by 2 AA batteries (you supply), and will provide many
hours of fun and games. A great, easy to build kit that includes a handy
enclosure.
$24.95
Eavesdropping audio spying amplifier kit NIB. Extend the limit of your
hearing for distant sounds with this electronic aid. A parabolic reflector
or a tube is used to concentrate the distant sounds into minute electrical
signals, which are then amplified into audible sounds in a high gain
amplifier. This kit will let you hear distant sounds, like voices, birds,
insects, and other things. A great, easy to build kit that includes a handy
enclosure.
$19.95
Electronic Temperature Switch kit. New, in box (NIB). Temperatures switches are used in many applications, like turning on fans, heaters, coolers, and alarms, to name a few. This easy to build kit provides a mode switch that allows you to select whether the relay will trigger when temperature is high or low. Of course, the temperature is adjustable. This kit can be used to send alarms when spaces get too cold, or too hot. A relay is provided to control an external circuit. Relay: Max 24 volts at 2 amps.
$39.95
Crystal Radio Kit with enclosure New! The first form of modern radio, this
simple to build AM radio does not need any battery to operate. It is a great
introduction to a life time of electronic hobby building fun. Includes
enclosure!
$14.95
$29.95
Electronic Home Burglar Alarm Kit New! Build this burglar alarm to protect
your home or room. An intrustion is detected by the opening of a magnetic
switch which could be mounted on doors or windows. Additional wires and
magnetic switches can be added to extend the protection area. Recall the
Heathkit era of building your own eletronic projects!
$19.95
High Gain Audio Amplifier Kit New! This universial high gain and high
bandwidth audio amplifier is suitable for use with many projects. It can
deliver deliver 1 watt of power to an 8 Ohm speaker. Recall the Heathkit era
of building your own audio amps!
$19.95
4 Channel Electronic Quiz Master Kit New! This 4 channel quiz master allows
4 players to participate in a Q&A game. The fastest player to activate
his/her switch will have his/her LED lit while the other players' LEDs stay
unlit. Recall the Heathkit era of building your own electronics projects!
$39.95
7 LEDs flash with Music DJ dance Kit New! This kit lets you build a great
party device that flashes seven bright LEDs with the music. This is also
great for DJs and dances. Recall the Heathkit era of building your own
electronics kits!
$19.95
Electronic Pulse Generator Kit New! This versatile unit generates both
positive and negative pulses for projects. Pulse width and frequency are
continuously adjustable.
Recall the Heathkit era of building your own radio receiver!
$64.95
Adjustable Power Supply kit w/ enclosure NIB. Provides unregulated 12V DC
and regulated 1.5V to 10V DC output. This is a great hobbyist regulated
supply for experimenting!
Output voltages: four 12V DC @ 0.5A unregulated. One adjustable output
1.5V to 10V DC @ 0.5A
Power Required: 12V to 16V @ 1A max.
$24.95
This merchandise alarm will protect items in stores or at home. This alarm will protect any object laced with the protective loop. You can protect items like bicycles, lawn mowers, radios, brief cases, laptops, fans, etc. When a person attempts to remove a protected object, the alarm will sound if the loop is broken and/or shorted. The alarm will sound until it is turned off by an authorized person. Requires a 9V battery.
$19.95
This ultrasonic receiver kit lets you hear ultra sounds from 20 KHz to 90 KHz. You can hear sounds which are too high in frequency to be heard by human ears. Sounds such as glass breaking, car brakes, electric arcing, and gas leaking can be heard. Includes enclosure, transucer, speaker, and all components. Requires a 9V battery.
$59.95
AC Millivoltmeter electronics kit new! This meter measures AC voltage in the
millivolt ranges and up to tens of volts. It can measure DC voltage from 0V
to 3V and 0V to 30V.
Includes stylish enclosure!
$24.95
This easy-to-build kit generates sine, triangular, square waves in a small
package. A wonderful addition to your electronics test equipment.
A great, easy to build kit that includes a handy enclosure.
$64.95
$29.95
Specs-at-a-glance:>
$69.95 (Shipping included in the US. Others add $8.00)
$24.95