Rk Education 555 Monostable Timer Project PCB Self Build Kit

555 Monostable Timer Project — More than just a timer. Main features; The time can be varied with the variable resistor, Can be used with various trigger inputs, Battery powered, PCB has space for a transistor drive circuit to allow higher powered outputs to be added, Clear silkscreen text has been used to make construction simpler, Professional double-sided PCB pre-drilled with silkscreen and solder-resist, Blank PCBs are available, Unique training system is available, Suitable for Key Stages 2, 3 & 4 (ages 11 to 16), Documentation and PDF schematic available from www.rkonlinestore.co.uk