Description Ordering
K3220 Universal Regulator Kit

Universal Regulator Kit

K3220

(EA Aug '97) A flexible circuit that provides preset voltage output of 3, 5, 6, 9 or 12V DC. Suitable for powering a wide range of DC low power circuits, such as running a personal CD/radio from a car cigaret
K2115 8 Ohm 0.5W Champ Power Amplifier Kit

8 Ohm 0.5W Champ Power Amplifier Kit

K2115

(SC Feb '94) Physically about the same size as a standard 9V battery, this compact little amplifier delivers 0.5W of power into 8 ohms from a 9V battery. Ideal for beginners, experimenting and small audio projects.
K2112 Champ Preamplifier Kit

Champ Preamplifier Kit

K2112

(SC July '94) Designed to compliment the K 2115 Champ Amplifier When it comes to simplistic but effective circuitry design, you can't beat the pre-champ. It has been designed to compliment the CH-AMP kit which when
K6044 Champion Pre-Amp Kit

Champion Pre-Amp Kit

K6044

(SC January 2013) Designed to complement the K 6066 Champion Amp kit. Utilises a low voltage op-amp IC with considerably better performance than the old 'Pre-Champ'. Provides added gain to your signal whe
K6066 7 Watt Champion Amplifier Kit

7 Watt Champion Amplifier Kit

K6066

(SC January 2013) A fully upgraded and redesigned version of the 'Champ Amp'. Delivers up to 7 watts of peak power with lower noise and distortion levels. It also offers muting and standby control, plus two
K5544 Mini Vox Relay Kit

Mini Vox Relay Kit

K5544

(SC Sept. '94) Compact miniature design uses only one IC to switch a relay. This versatile Vox circuit is triggered whenever a noise or sound is made (via the microphone) causing a relay to close for a preset time.
K3215 +-15VDC Power Supply Kit

+-15VDC Power Supply Kit

K3215

(SC August '88) This great little design will give you +15V, -15V or +/-15V. Requires 12-0-12 V or 15-0-15 V input (transformer not supplied). M 2854L or M 2855L transformers are suitable. Can be used for e
K4326 Voltmeter LED Expanded Scale Kit

Voltmeter LED Expanded Scale Kit

K4326

(ETI September '80) Brilliant single chip design by ETI. Ten segment display indicates exact voltage in 0.5V increments from 10.5V to 15V.
K5117 Power Supply Kit To Suit K5116 Amplifier

Power Supply Kit To Suit K5116 Amplifier

K5117

This is the recommended power supply for the K5116 Amplifier Module Kit.
K1955 433MHz Remote Control Trigger Kit - Transmitter

433MHz Remote Control Trigger Kit - Transm...

K1955

(SC January '09) This easy to build transmitter and receiver unit can remote activate just about anything you want over a range of 200m! Up to 5 receivers may be used in one area and each can drive a 12V rel
K6008 12V Motor Speed / Light Dimmer Controller Kit

12V Motor Speed / Light Dimmer Controller Kit

K6008

(SC November '08) This small circuit can be used as a speed controller for a 12V motor rated up to 5A (continuous) or as a dimmer for a 12V halogen or standard incandescent lamp up to 50W. It varies the power to the load (motor or lamp) usi
K6340 Mini Switching Regulator

Mini Switching Regulator

K6340

(SC Feb '12) This tiny regulator board outputs 1.2-20V from a higher voltage DC supply at currents up to 1.5A. It's small, efficient and cheap to build, with many handy features such as a very low drop-ou
K1109B Kelvin Crazy Cricket Kit

Kelvin Crazy Cricket Kit

K1109B

Kelvin, the electronic cricket, is a bit of a smart alec. Just like a real cricket, he only starts chirping in the dark. And also like a real cricket, the warmer it is, the more rapidly he chirps. So you can actually tell the temperature, based on the sounds he makes!
K2001 SMD Soldering Trainer Kit

SMD Soldering Trainer Kit

K2001

This simple SMD Trainer project is a great way to practice soldering a variety of surface-mount devices.
K4362 Internal Siren MKII Alarm Kit

Internal Siren MKII Alarm Kit

K4362

(EA Jan '99) A very simple, yet extraordinarily effective deterrent to car thieving persons. Controlled by a hidden switch inside your car, this alarm will sound an ear-piercing 110dB piezo siren inside you
K5531 Balanced Microphone Preamplifier Kit

Balanced Microphone Preamplifier Kit

K5531

(SC April '95) Designed by Altronics. This kit will amplify a microphone (low level signal) to a line level to connect into an amplifier. It features high performance with a balanced mic input as well as
K5542 Voice Operated Switch Kit

Voice Operated Switch Kit

K5542

(SC July. '11) This versatile VOX circuit is triggered whenever a noise or sound is made causing a relay to close for a preset time. Requires a 12V DC power supply and a microphone. Reaction sensitivity and on tim
K2755 PC infra red controller kit

PC infra red controller kit

K2755

(SC Aug '03) Simply connects to your serial port and provides remote control of Winamp and WinDVD software packages. In addition to this it can also provide a host of other PC automation abilities. Great for watchin
K5167 Stereo Speaker Protector Board for 135W Ultra LD Amplifier

Stereo Speaker Protector Board for 135W Ul...

K5167

(SC Nov '11) Loudspeaker Protector board for K 5165 135W Ultra Low Distortion Amplifier. Protects your speakers and amplifier from short circuits, Over temperature and DC faults that can occur.
K2930 Opto-Isolated Mains Relay

Opto-Isolated Mains Relay

K2930

If you need to switch mains voltages, say from a micro's out- put or any other low voltage source, you need to isolate them from each other. That&rsquos what this project does - it's easy to build and keeps mains voltages locked away from the controller and you! Virtually any low voltage source will do - from 2.7 to 10V.
K6042 240V Mains Soft Starter Kit

240V Mains Soft Starter Kit

K6042

(SC April '12) Are you alarmed by the juicy "splatt" from your mains power point when you plug in something like a large plasma TV set? Do you sometimes burn out light and power point switches because of
K5193 Case To Suit K5192 Hifi Valve Preamplifier Kit

Case To Suit K5192 Hifi Valve Preamplifier...

K5193

High quality friction fit clear acrylic case designed to fit the K5192 Stereo Hifi Valve Preamplifier kit.
K5522 Balanced to Unbalance Conv. Kit

Balanced to Unbalance Conv. Kit

K5522

(SC June 2008) If you need to send audio over long distances this kit can convert unbalanced line level signals to balanced. Perfect for preventing hum and noise. The kit can also convert balanced signals to unbalanced.
K5116 20W Amplifier Module Kit

20W Amplifier Module Kit

K5116

(SC Dec 2004) Extremely simple amplifier kit designed to be easy enough for beginners to assemble. Delivers 20W RMS and is suitable for small hi-fi applications or a PC sound system.
K4344 Quick Brake Automotive Light Kit

Quick Brake Automotive Light Kit

K4344

(SC Jan '16) The quick brake module is designed to detect fast pedal movements between the accelerator and the brake, switching on the brake lights of your car before your foot reaches the brake pedal. This gives other drivers more notice when travelling behind you and reduces the risk of a rear end accident.
K5168 Power Supply Board for 135W Ultra LD Amplifier

Power Supply Board for 135W Ultra LD Ampli...

K5168

(SC Nov '11) Power Supply Board for K 5165 135W Ultra Low Distortion Amplifier.
K6125 Versatimer Switch Kit

Versatimer Switch Kit

K6125

(SC June '11) The 'Versatimer' drives a 12V latching relay suitable for switching applications requiring a very low current drain. It also provides a battery discharge protection feature for use in designs with lead acid batteries. Plus an in-built
K6047 Mains Timer Kit

Mains Timer Kit

K6047

(SC August 2012). This simple circuit provides a turn-off delay for a 230VAC light or a fan. It can be used to make a bathroom fan run for a set period after the switch has been turned off or it can be used with a pushbutton to turn a light on fo
K1137 Universal Temperature Alarm Kit

Universal Temperature Alarm Kit

K1137

This compact alarm can be used to monitor the operating temperature of a whole range of devices. You could use it to monitor your tropical fish tank, your home brew, freezer, fridge, your hot water system or where temperature monitoring is useful.
K5026 Remote Volume Control Kit

Remote Volume Control Kit

K5026

(SC June '02) Add a remote control volume to your latest audio project or amplifier. Ideal for building into amplifiers or pre-amps. It features PIC controlled precision and a motorised pot so the knob will move whe
K1134 Mosquito Lure Kit

Mosquito Lure Kit

K1134

This cheap and easy to build kit has been designed to help combat zika and other mosquito borne viruses. It lures male mosquitos into a trap by producing an inaudible tone which attracts them. The female mosquito is the culprit for the painful bites which are not only uncomfortable, but spread some very nasty viruses.
K6007 12V/24V 20A DC Motor Speed Controller Kit

12V/24V 20A DC Motor Speed Controller Kit

K6007

(SC June '11) This gutsy little speed controller has a wide range of applications and is simple to build and use. There are no software settings to fiddle with but it does have some really useful features such as low-battery protection, soft start
K5350 Spring Reverb Guitar Effects Kit

Spring Reverb Guitar Effects Kit

K5350

(SC April '17) This two spring tank type reverb unit provides reverberation effects for your guitar or other instrument. Adds complexity and depth to your sound to impress the punters. Easy to build and integrate into other projects thanks to its 9-15VAC or 12-15VDC power requirement.
K6075 eFuse Resettable 12V Circuit Breaker Kit

eFuse Resettable 12V Circuit Breaker Kit

K6075

Ideal for automotive fault-finding * Set for any current between 315mA and 10A. This resettable Electronic Fuse (eFuse) can be used temporarily in place of a conventional fuse when fault-finding.
K5340 Guitar Preamp Kit

Guitar Preamp Kit

K5340

The guitar preamp when combined with any amplifier will produce crystal clear guitar sound free of the usual hum and noise frequently experienced on commercially produced units. With options to expand the unit to tw
K9552 Mini-Maximite BASIC Computer Kit

Mini-Maximite BASIC Computer Kit

K9552

(SC November 2011) The idea behind the miniMaximite is simple: to shrink the Maximite down to the size of a large postage stamp while keeping it 100% compatible with the larger version in its external I/O capabilities and programming language.
K5310 7 Band Mono Equaliser Kit

7 Band Mono Equaliser Kit

K5310

This mono version of Silicon Chip’s new equaliser is perfect for instrument boxes or PA systems. It features extremely low noise and distortion, so it won’t degrade your signal. Multiple methods of powering the unit make fitting it into an existing system a breeze.
K5136 12V 20 Watt Amplifier Module Kit

12V 20 Watt Amplifier Module Kit

K5136

(SC May 2010) Amplifiers which run from 12V DC generally don't put out much power and they are usually not hifi as well. But this little stereo amplifier ticks the power and low distortion boxes. With a 14.4
K6049 240V Mains Brownout Protector Kit

240V Mains Brownout Protector Kit

K6049

The Brownout Protector is designed to protect single-phase induction motors in fridges, freezers, pumps etc from burnout if they attempt to start during a brownout. It will switch off the power if the voltage falls below a set threshold.
K2620 Five-Way LCD  Panel Meter Kit

Five-Way LCD Panel Meter Kit

K2620

This simple and cheap device has many uses, but it’s mainly intended to replace multiple panel meters. It can also be used as a small additional text screen for PC, Raspberry Pi or any other computer with USB.
K1940 Infra Red Rolling Code Remote Kit

Infra Red Rolling Code Remote Kit

K1940

Ideal for keyless entry for doors in cars, homes & industry, this Keyless Entry System features a rolling code to ensure high security. It also has two door-strike outputs, an alarm system & provision to use up to 16 separate keyfob transmitters w
K5158 Hummingbird 100W Amplifier Module Kit

Hummingbird 100W Amplifier Module Kit

K5158

This compact amplifier module kit packs a surprising punch for its size!
K6009 Photoflash Camera Trigger Kit

Photoflash Camera Trigger Kit

K6009

(SC January '09) Want to try your hand at 'stop motion' photography? This camera shutter/flash controller allows you to take a picture at a precise moment between 1ms and 9.99s after a trigger. Triggering can be from the included electret mic
K5887 LED Christmas/Lighting Controller - Slave Kit

LED Christmas/Lighting Controller - Slave Kit

K5887

(SC October '11) This new LED light slave controller kit will operate with the K 5885 master unit. Drive up to eight strings of LEDs, each string with completely individual control. Up to four slaves can be used per system - that's 32 channels of l
K5842 Video / Audio Switcher Kit

Video / Audio Switcher Kit

K5842

(SC June '01) If your home or business has more than one CCTV security camera you will want an automatic scanner that switches between the cameras so you can see what's happening, all on a single monitor.
K5315 7 Band Stereo Equaliser Kit

7 Band Stereo Equaliser Kit

K5315

This stereo version of Silicon Chip’s new equaliser is perfect for new and existing home Hi-Fi systems. It features extremely low noise and distortion, so it won’t degrade your signal. Multiple methods of powering the unit make fitting it into an existing system a breeze.
K9300 HID (RFID) Entry Tag Kit

HID (RFID) Entry Tag Kit

K9300

Essentially, the system consists of a reader module and one or more "tags". Based on RFID (Radio Frequency Identity) technology, each tag is encoded with a unique identity. When a tag is brought within range of th
K5255 K5250 Power Supply Kit

K5250 Power Supply Kit

K5255

Up to 12 K5250 Intercom Sub-stations can be used from this one power supply.
K6130 Programmable Remote Control Mains Switch Kit

Programmable Remote Control Mains Switch Kit

K6130

This remote control mains switch can be programmed to switch appliances on and off after a set period or to switch power on and off at set times.
K2574 ESR Meter Kit

ESR Meter Kit

K2574

(SC April '04) Allows quick "in-circuit" detection of defective electrolytic capacitors. 0.01-99Ω autoranging. Includes case & fully screened & punched front panel.
K5181 Classic 250W Class D Audio Amplifier Kit

Classic 250W Class D Audio Amplifier Kit

K5181

(SC Nov '12) This high specced power amplifier operates in Class 'D' as opposed to earlier amplifiers which run in the more conventional Class 'AB' or Class 'A'. The new Class 'D' amplifier offers the extrem
K6027 12/24V MPPT Solar Charge Controller Kit

12/24V MPPT Solar Charge Controller Kit

K6027

This MPPT charge/Light controller will work with 12V or 24V solar panels to charge a 12V or 24V lead-acid or lithium iron phosphate battery. you can then use the battery to run 12V dc lighting.
K5804 LED Musicolour Light Controller Kit

LED Musicolour Light Controller Kit

K5804

(SC Oct/Nov '12) Accepts audio input signals and drives coloured LEDs "in tune" with the music. 16 output channels respond to different audio frequency bands and the light brightness is in proportion to the
K9555 Maximite Colour Computer Kit

Maximite Colour Computer Kit

K9555

(SC September 2012) Fully upgraded Maximite design, see below for list of upgrades. Ideal for datalogging, monitoring & switching relays. Utilising the new Microchip PIC32 processor, this powerful embedded computer can read/save programs on an SD c
K9350  Fingerprint Access Controller Kit

Fingerprint Access Controller Kit

K9350

Do you hate carrying keys? The Fingerprint Access Controller can store and recognise up to 20 fingerprints and can give access to your home or workplace at any time, day or night.
K5157 200W SC200 Amplifier Module Kit

200W SC200 Amplifier Module Kit

K5157

(SC Jan-May '17) This completely new amp design incorporates most of the features of Silicon Chip Ultra-LD Mk4 200W amp but uses easy-to-solder through-hole components - no SMD!
K6022 High Power Ultrasonic Cleaner

High Power Ultrasonic Cleaner

K6022

This large and powerful Ultrasonic Cleaner is ideal for cleaning bulky items such as mechanical parts and delicate fabrics. It’s also quite easy to build and is packed with features.
K5530 Touchscreen Digital Audio Recording Kit

Touchscreen Digital Audio Recording Kit

K5530

(SC Jun-July 2014) Record CD quality sound directly to an SD card with this touchscreen recorder. It offers hours of recording and playback time from an internal rechargeable Li-Ion AA battery and may be recharged via USB. A stereo line input and mono mic input are provided via 3.5mm jacks, plus an internal microphone for instant handheld r
K5886 240V Christmas/Lighting Controller - Slave Kit

240V Christmas/Lighting Controller - Slave...

K5886

(SC October '10) Brings your Christmas light show to life! Lights will flash, dim up & down in time with your favourite Christmas carols. Power up to 32 channels of lights from a master unit & 4 slaves.

All prices include GST