| Search results for category:Creative Construction: (showing 1 to 15 of 64) | |
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middot Mix with warm watermiddot Makes 1L of developer Positive photo developer dissolves exposed photo resist from boards, leaving the circuit visible and ready to etch. Once the board is fully exposed in the areas to be etched, rinse the developed More info...
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£1.21
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middot A 1W amplifier with a set gain of 50 adjustable input attenuationmiddot Requires a 4 12V power supply More info...
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£4.99
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middot Based on the TDA2050 IC specificationmiddot Operates from a DC supply 10V to 44Vmiddot 32W output power into a 8Omega load at a supply voltage of 44Vmiddot Suitable heatsink required Order Code RN90X More info...
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£10.99
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middot Provides a timed output pulse at regular intervalsmiddot Adjustable pulse duration and cycle timemiddot Period from 1 second to over 1 minute pulse time from less than 0.5 seconds to over 5 secondsmiddot Single pole changeover relay rated at 2 More info...
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£6.99
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middot Provides a timed output pulse when triggeredmiddot Trigger and reset inputsmiddot Pulse duration adjustable from approximately 1 second to over 15 minutesmiddot Single pole changeover relay rated at 24V 10A not suitable for direct switching of More info...
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£6.99
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middot Generates a square wave of adjustable frequency approx. 20 Hz 20 kHzmiddot The square wave drives a FET for output into large loadsmiddot Requires a 9 18V power supply More info...
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£6.99
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Build this air engine racer. Designed to demonstrate the power of air under pressure this educational kit drives a propeller through an air engine. Pump the pressure up using the hand pump supplied and release the racer and watch it go, it sounds lik More info...
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£12.99
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middot Works like a normal digital alarm clockmiddot Built in buzzermiddot Requires a 9V 18V power supply More info...
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£12.99
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middot A long life LED based lampmiddot Four red LEDs flash with a low on time to off time ratio that extends the battery lifemiddot This technique is commonly used in bicycle lightsmiddot Requires a 9V PP3 battery Order Code L46AL More info...
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£3.99
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Beginners Etching SetmiddotEtching set for production of printed circuits for electronics. Every Set contains 1 working bowl, forceps, corrosive, developer, photo board, working instruction, 3 copper clad boards. middot Ideal set for anyone new The i More info...
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£10.67
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middot A piezoelectric sensor is attached to a windowmiddot If the window is broken the energy released into the piezoelectric sensor will cause the relay to latchmiddot An on board reset button returns the relay to an unenergised statemiddot Ideal p More info...
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£5.99
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middot Test bulbs and fuses with this projectmiddot An audible beep is emitted when the circuit is completemiddot Requires a 9V PP3 battery Order Code L46AL More info...
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£4.99
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middot Countdown from any number of seconds up to 99middot Easy to see 62mm high digits, each made up from 21 LEDsmiddot Adjustable start timemiddot Ideal for timed games etcmiddot Requires a 9V 18V power supply More info...
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£11.99
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middot Listen to radio using only the power in the radio waves batteries not required! More info...
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£5.99
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middot This kit forms the basis for making your own doorbellmiddot Will drive a small speaker includedmiddot Can be triggered externally or via an on board buttonmiddot Requires 2 x AA batteries Order Code L43AL More info...
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£4.99
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