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Frontline Hobby - Electronics

Clearance Item - 4-Channel Back & Forth Light Chaser Kit (Limited Stock) Here it is! A professional quality light chaser for all applications. Will operate up to 4 channels with up to 300 watts per channel. It include 4 LEDs to indicate the state of each channel. Operates on 12 Volts DC or 9VAC@100mA. You can have up to 1200 Watts of light chasing. It operates on its own and does not require an external music our sound source to make the lights chase. Comes with complete instructions and diagrams.	Clearance Item - 2 Meter Receiver Kit with case (Limited Stock) You get a lot for your money with any one of these dual-conversion FM receivers. In just one evening of building fun, you can be snooping around the band monitoring the local repeater, checking-out new bands, or even eavesdropping in on the local police and businesses. There are no short cuts taken in the design of these units-sensitivity is equal to full size monitor receivers or scanners. Schools, scout troops, clubs and hobbyists use these receivers for teaching, monitoring, and just plain building enjoyment. Any one of these little receivers are ideal for easy chair listening-and with no big clunky box and wiring to aggravate the XYL! All four receivers can be tuned outside of the intended amateur bands. For example the FR-146 two meter receiver will tune any 5 MHz segment from 130 to 180 MHz. Choose your band and enjoy FM repeater and simplex monitoring on a budget! Help a newcomer discover the 220 MHz novice band. Listen-in on exciting 10 Meter international FM action. Rediscover the fascination of 6 Meter sporadic E band openings and uncrowded new FM repeaters. For a professional finished look, our matching case and knob set can't be beat. Kit includes detailed step-by-step manual of 28 pages that carefully guides you to a finished working radio. Runs on 9V Battery.	Telescopic Whip Antenna Measure your transmitter frequency easily without the inconvenience or danger of connecting your counter directly to a transmitter. Ideal for hand held portable frequency checks, or frequency finding of nearby transmitters. Connecting joint allows quick change from straight operation to 90? right angle operation. Whip extends to approximately 19 inches, has BNC male plug on end.	Universal Relay Card (Special Deal) If you want to switch large electric currents using an electronic control and require control isolation at the same time, then this card is a valuable asset. This card is ideally suited for connection to our V-K6711 kits (15 channel IR receiver) one or even two V-K6701s (8 channel 2 wire receiver). For these two kits the power supply may be taken directly from the relay card. It can also be used in other applications.
TV Antenna - Active Antenna with Case Our AA-7 features both a high gain, low noise FET and a superb microwave bipolar amplifier, letting you use the antenna on all bands - shortwave, HF, VHF and UHF! Imagine a self-contained unit just 4 inches square that pulls in the signals like a 60 foot long wire, that's the advantage of an active antenna. For jazzing up VHF/UHF receivers and scanners the AA-7 has you covered, too. Over 15 dB of gain pulls in the weak ones, whether you use the built-in telescopic whip or an outside antenna. Features of the AA-7 are: front panel RF gain control, power switch with preamp bypass switching, two position HF and VHF/UHF selector, rear panel input and output connectors, convenient 9 volt battery operation and on-board telescopic whip antenna. Finish it off with the custom case and knob set, and you have a rugged, compact go-anywhere Active Antenna ready to toss into the suitcase for fun travel. Our detailed instructions not only guide you to a successfully completed kit, but discuss the hows and why of active antennas. We think you'll agree that the AA-7 is simply the most practical and best value of any active antenna on the market! Includes whip antenna. Operates on 9 V battery (not included). Don't forget our snazzy matching case set for a really nice finishing touch.	Clearance Item - 40 Meter Power Amplifier Kit w/Case (Limited Stock) Need a little extra boost for your QRP rig? This nifty little amplifier may be all you need. Believe it or not 20 watts is only 7db (about one S unit!) less power than a full sized commercial transceiver. These compact amplifiers are easily driven by any of our QRP transmitters or any other unit in the 1/2-2 watt range. Advanced power MOSFETs are used for the utmost in efficiency and purity, while a multistage low pass filter is used to assure a clean signal output. Power required is only 12 VDC at 2 to 4 amps, depending upon power output. Complete step-by-step instructions are provided which makes building the kit a breeze. The amplifier works well for all modes: CW, SSB and AM. Select the band of interest to you and don?t forget our custom matching case set for a complete station look.	Clearance Item - Led 'Tic-Toc' Metronome Kit (K028) (Limited Stock) This kit is so unique that it was featured in 'Popular Electronics' Magazine. It simulates the mechanical metronome. It has 10 LEDs which light up like a 'pendulum' going back and forth and can be adjusted from very slow to very fast. You will love to play your instruments to the beat of this electronic metronome. Comes with complete instructions and is fun to build. All IC's have sockets for easy assembly.	2X1W Mini Stereo, Walkman Kit This is a very compact and powerful 2 Watt amplifier that can be plugged into the headphone jack of any Walkman or other portable stereo and connected to any larger speakers you may have. It uses a LM386 IC and loud enough to fill the room with beautiful stereo sound. A must for any Walkman owner. Easy to build and will last for years. Fun to own and to build. Come with complete instructions and diagrams. Can be ordered assembled.
Solder Sucker Significantly reduces rework/repair time and minimizes damage to circuit board and surrounding components. Aluminum barrel with threaded tip. One hand loading for fast cycle time and low hand strain.	2X25 Watt Hybrid Stereo Power Kit This is a very high quality power amplifer. It is designed for low-noise stereo power amplification. (A power amplifier always needs to be fed by a pre-amplifier.) It has volume and balance controls.	Mini FM transmitter - Wireless Microphone Kit - Fully Assembled This miniature FM transmitter can transmit your voice to any FM receiver with excellent frequency stability and adjustable transmitting frequency (88 - 95MHz).It operates with only one 1.5V battery and incorporates a sensitive microphone mounted right on the board. Due to its small size you will find many applications for it.	300-in-1 Electronics Project Lab Elenco These "Electronic Science Labs" will teach you about electronics from A-Z. With these all-in-one labs, you?ll learn about electronic parts, how to readschematics, and wiring diagrams. These kits use Breadboard and Spring hook-up method: Spring: Simply slip pre-cut wires and components into special springs for a safe, secure connection. Breadboard: Just plug the components and wires into the special breadboard socket holes. Some of the projects include a transmitter radio, multiple counter, rain detector, IC organ, digital light dimmer, voltage drop alarm, burglar alarm, tone burst generator, logic checker, delayed timer audio signal tracer, function generator, electronic game, electronic candle, voltage controlled amplifier, optical volume voice level meter, multiplier, metal detector and may more. NO TOOLS OR SOLDERING REQUIRED!
Clearance Item - Keypad Lock for Garage Doors Kit (Limited Stock) This combination lock keypad kit can be used to open your garage door from the outside. Has lots of changeable combinations and looks sharp on the outside of you garage or room. Very safe, impossible to break the combination with many fail-safes built into the chip. You must hit the 4 number combination exactly in order in a certain amount of time or it will not open the door, thus foiling any attempt to guess at the combination. If you hit a wrong number, you just start over. This is a professional device but it is easy to build and install. Runs on 9 to 12VDC. It will last for years and is easily maintained. Comes with complete instructions and all necessary parts including a relay not shown above.	Party Strobe Kit You won't believe your eyes! Home parties look like the real thing. Strobes flashing to the music. Fun to build,fun to use. Order one today and be the hit. Portable. Take it to parties. Just turn on the music and plug it into anywall socket. Does not need to connect to the stereo.	Photo-Electric Counter Kit This state-of-the-art Photoelectric Counter has many applications in business, industry and security. It can be used to count just about anything, from cartons on a conveyor belt, copies on a printer to people moving through a doorway. It is completely silent and has no moving parts. You can make money building these and selling them to stores and companies. Easy to build and maintain. Comes with complete instructions along with drilled and etched circuit board.	220 MHz Receiver Kit with case You get a lot for your money with any one of these dual-conversion FM receivers. In just one evening of building fun, you can be snooping around the band monitoring the local repeater, checking-out new bands, or even eavesdropping in on the local police and businesses. There are no short cuts taken in the design of these units-sensitivity is equal to full size monitor receivers or scanners. Schools, scout troops, clubs and hobbyists use these receivers for teaching, monitoring, and just plain building enjoyment. Any one of these little receivers are ideal for easy chair listening-and with no big clunky box and wiring to aggravate the XYL! All four receivers can be tuned outside of the intended amateur bands. For example the FR-146 two meter receiver will tune any 5 MHz segment from 130 to 180 MHz. Choose your band and enjoy FM repeater and simplex monitoring on a budget! Help a newcomer discover the 220 MHz novice band. Listen-in on exciting 10 Meter international FM action. Rediscover the fascination of 6 Meter sporadic E band openings and uncrowded new FM repeaters. For a professional finished look, our matching case and knob set can't be beat. Kit includes detailed step-by-step manual of 28 pages that carefully guides you to a finished working radio. Runs on 9V Battery.
Mini FM transmitter - Wireless Microphone Kit A sensitive microphone makes this kit ideal as an intrusion alarm or wireless babysitter. Transmit your voice through any FM radio up to 100 feet. Frequency range is fixed somewhere in the 88 to 98 MHz range. Comes with instructions and a drilled and etched circuit board with battery holder as shown. (Battery is not included).	QRP - 40 Meter Receiver Kit with case These little rigs are burning up the airwaves as young and old alike are rediscovering the fun in building their own equipment! Our detailed, step-by-step instruction manuals make building an enjoyable and rewarding experience. You're guided carefully to the completion of a unit that not only works, but will provide hours of operating pleasure. These trusty and proven Ramsey all mode mini rigs are routinely used worldwide by hams of all ages. You'll find you don't need high power - K71RK worked and QSL'd all states, plus global DX QSOs from Argentina to the former USSR with only 2 mW! You don't need hundreds of watts, thousands of dollars or massive equipment, you'll find it's more fun with less! These little receivers are based upon the hot Signetics NE-602 that we read about almost every month in all of the ham magazines and handbooks. The receivers are true superheterodyne direct conversion - a simple design that does not require the use of fancy IFs, RF filters, or exotic mixers, in short, the ideal design for easy hobby building. Only recently have high performance ICs become available that enable such circuitry to be constructed. Beginners can easily build these receivers. And, experienced amateurs and QRP enthusiasts can use them as a reliable, economical, basic foundation for modifications. Our single PC board has plenty of room for lots of modifications and hook-ups, tinker to your hearts content. Suggestions and technical info are included in every receiver manual. Isn't this what ham radio is all about? Operates on 9 V battery (not included).	75-in-1 Electronics Project Lab Kit Learn the basic principles of electricity/electronics, physics and magnetism. 75 different experiments you can build. Projects include burglar alarm, light dimmer, touch switch and much more. Build an electronic project, identify electronic parts, read schematic diagrams, learn how the electronic project operates. Some of the projects that you can build are resistors in series and parallel, switching circuit, comparator, window comparator, winking LED's strobe light, electronic siren, electronic cat, the chirping bird, machine gun pulse oscillator, soundlight,rain drop, photo variable oscillator, transistor AND Gate Circuit, timer LED, burglar alarm, motion detector, electronic coin toss, water level alarm, photo alarm, electronic organ, first aid siren and many more. This does not require any TOOLS or SOLDERING. These "Electronic Science Labs" will teach you about electronics from A-Z. With these all-in-one labs, you'll learn about electronic parts, how to read schematics, and wiring diagrams. These kits use Spring Method: simply slip pre-cut wires and components into special springs for a safe, secure connection.	Sound Activated Switch for Tape Recorder May be adjusted to turn on your tape recorder via its REMOTE plug. Has feed back and delay circuit for robust operation. Very sensitive; proven circuit. Sensitivity is user adjustable.

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