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A 400m room bug the size of a matchbox. It will fit inside a Tic-Tac box.
Includes 2 x AAA batteries and an ON/OFF slide switch.
Board dimensions: 1.9in x 0.55in.
5 Page article.
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K-ANT1
A Stable 100m FM wireless microphone the size of a matchbox.
A very stable bug that can carried and moved while in use.
Includes 2 x AAA batteries and an ON/OFF slide switch.
Board dimensions: 1.9in x 0.55in.
5 Page article.
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Transmits a guitar output to an FM radio.
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Improved version of above Beetle MkII. Comes with a 6.5mm Mono plug for guitar output.
Includes an attractive slim-line case 2 x N size batteries.
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Summary of specifications: |
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| Range | about 20-50 meters |
| Current consumption | 7mA |
| Supply | 3v |
| Battery life | approx 50Hrs |
| Frequency Range | 88-110MHz |
| Stability | good |
| Antenna length | 60cm |
Board dimensions: 1.7in x 0.6in.
overall size: 3.1in x 1.5in.
2 Page article.
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Tune into any FM radio to act as the receiver. Track cars with 4 different audible homing beeps that changes when car turns left or right and stops.
Includes 4 x AAA batteries and an ON/OFF slide switch.
Board dimensions: 1.5in x 1.4in.
4 Page article.
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A simple 100m constant tone transmitter.
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A very stable 600m beeping transmitter. Includes 4 x AAA Battery cells.
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A very stable 600m FM wireless microphone that can be moved and carried while in use.
The Transmitting frequency is locked on 90MHz and will not drift due to touching the circuit or the battery voltage decreasing.
Includes 4 x AAA batteries and an ON/OFF slide switch.
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A small 600m FM bug that runs from two 3v lithium cells.
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A non-transmitting sensitive microphone which can be added to a parabolic dish.
Includes Batteries.
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A 200m FM bug in a Matchbox.
Includes 2 x N size batteries and an ON/OFF slide switch.
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Used to measure the output power of FM transmitters.
Plugs into an analogue multimeter to show the readout on the needle.
It is capable of detecting very low power transmitters and will assist enormously in peaking our transmitters. It Registers the field strength of a transmitter AT a distance.
Includes a 12v lighter battery.
Board dimensions: 1.5in x 1.4in.
3 Page article.
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A Standalone unit with a 3 LED readout.
Used to measure the output power of FM transmitters and determine the approximate frequency. It Registers the field strength of a transmitter AT a distance.
Detects from 75MHz to a 140MHz range. Great for detuning bugs below and above the FM band, as the FM band is rated from 88MHz to 108MHz.
With 3 features.
1. It's a Field Strength meter.
2. A Frequency meter.
3. and an aid for testing detuned transmitters.
Includes 2 x 3v lithium cells.
Board dimensions: 3.0in x 1.7in.
5 Page article.
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A multi purpose wireless panic alarm that can be worn as a pendant or as a keyring.
The kit comes with the parts and PCB for the Receiver, and the parts and two different Transmitter boards, one bigger than the other, depending on which one you decide to build.
Tic-Tac box transmitter board dimensions: 2.2in x 1.3in.
PP-12 box transmitter board dimensions: 2.0in x 1.3in.
The Receiver board dimensions: 3.8in x 2.2in.
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A 200m FM bug with the components spaced out for easy construction and an onboard ON/OFF switch..
Ideal project for schools and clubs.
Includes 2 x AAA battery cells.
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An FM radio you can build into a cigarette pack, using a TDA 7000 and an LM 386.
Includes an 8R Speaker and a 9v battery.
Range: 75MHZ -115MHz.
Board dimensions: 2.3in x 1.3in.
3 Page article.
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A small version of the FM Bug (K-FMB1) that can fit in a matchbox.
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A personal emergency beacon for hikers and campers that transmits audio and homing beeps.
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Used to test for the presence of RF (Radio Frequency) in transmitters. Also required to tune in and peak the output stage of transmitters.
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A very narrow FM transmitter that can fit inside a highlighter pen.
Includes button cells.
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Detects the extension phone being picked up.
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Detects 3 phone line conditions that could possibly be bugs.
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Our smallest, fully surface mount 100m bug.
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A simple but effective AM radio. With volume control and station tuner.
Small enough to fit into a pocket or a packet of cigarettes or used as a bed side Radio
Kit includes 8R speaker, 4 x AAA cells, battery holder and battery snap.
Board dimensions: 2.5in x 1.0in.
3 Page article.
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Turns on a relay up to 20m away via a UHF key chain transmitter.
With toggle and pulse option for the output relay on the receiver.
The Toggle or latching output provides the relay with an indefinite latch with one push of the transmitters button and another press to unlatch or turn off the relay.
The pulse option on the receiver momentarily latches the relay output for 1 second every time the button is pressed or keeps the relay latched as long as the button is held for.
Includes the Receiver PCB and parts, the Transmitter PCB and parts and a Key Fob enclosure.
Rx board dimensions:2.5in x 2.1in.
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A 1km FM bug.
Includes 4 x AAA batteries and an ON/OFF slide switch.
6 Page article.
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Adds voice actuation mode to any tape recorder with remote socket.
Includes 4 x AAA batteries.
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A 600m bug that only transmits when there is noise in the room. It also has homing beep so you know your on the right frequency when it is not transmitting.
Has a trimpot for setting the sensitivity of the turn-on point of the microphone.
Includes 4 x AAA Batteries.
| Features: | |
| Range | about 600 meters 1800ft |
| Current |
0.6mA
while listening 0.8mA on beep 10-12mA on transmit |
| Supply | 4 x AAA cells |
| Frequency Range | 88-108MHz |
| Vox Sensitivity | Turns on with speech at 5 Meters 15ft |
Board dimensions top : 3.1in x 1.5in.
5 Page article.
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Surface mount version of the Vox MkIV.
Vox = Voice Activated Switch
Has a trimpot for setting the sensitivity of the turn-on point of the microphone.
It also has homing beep so you know your on the right frequency when it is not transmitting.
Includes 4 x 1.5v N Cells.
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Features: |
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| Range | about 600m |
|
Current |
0.6mA while listening 0.8mA on beep 10-12mA on transmit |
| Supply | 4 x N cells |
| Battery life | 300-400Hrs |
| Frequency Range | 88-108MHz |
| Vox Sensitivity | Turns on with speech at 5 Meters. |
Board dimensions bottom: 1.6in x 0.9in.
Board dimensions top : 0.8in x 0.9in.
5 Page article.
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An 800m FM bug that sits on a 9v battery. Just tune it into any FM radio i.e. car stereo, home theatre, small jogging radio, portable radio/cassette player.
It is able to be nicely enclosed with heat shrink for presentation and protection.
With two voyagers and two radios you can make your own two-way Walkie-Talkies.
With hundreds for different uses. e.g.
A baby or live stock monitor, spy bug, a remote ear for testing and fixing machinery and many, many more...
Turn it on by connecting the 9v battery.
Includes a 9v battery.
Board dimensions: 1.0in x 0.7in.
6 Page article.
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A 400m bug that picks up sounds through windows the the piezo element shown. The feelers protruding from the center touch the window and pick up vibrations and the Blu-Tac keeps it stuck to the window.
Includes 2 x AAA batteries and an ON/OFF slide switch. It will fit inside a Tic-Tac box for presentation and protection.
Board dimensions: 1.9in x 0.55in.
3 Page article.
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A 200m stable transmitter with an air trimmer, so the transmitting frequency can be changed easily, up and down the FM band.
Includes 2 x AAA batteries and an ON/OFF slide switch.
Board dimensions: 1.7in x 0.5in.
7 Page article.
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Detects the presence of water and produces different tones depending on the level of water.
Transmits 1Km to an FM radio.
It can be used to monitor situations such as dams, basements and fields ect. to determine the presence or absence of water. the set of probes on the input will determine the level of water as it rises and the pitch of the tome increases. It detects 3 different water levels: Low, Medium and High.
It consumes very little power when sitting around and the batteries will last for 3 to 6 months or more.
Board dimensions: 2.2in x 1.2in.
2 Page article.