Tube Circuits
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| EL 84Universal |
A small universal PCB for Power Amplifiers based on the well-known EL84/6BQ5 Tube
Small Project ideally suited for beginners, but also very rewardigng for HIFI Enthusiasts
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| Mosfet Power Supply |
A MOSFET stabilized High Voltage PSU for Tube Circuits. Suited especially well for Headphone Amps, Preamps and small power amps
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| Indicator Tube PCB |
Multi Purpose PCB for Indicator Tubes EM84/EM800/6FG6 .
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| EL84/6BQ5 Compact |
Complete Stereo EL84/6BQ5 SE Power Amp with preamp stage and MOSFET-stabilized, channel sepeated Powersupply, easy to build with PCB
Also makes a great Headphone Amplifier
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Analog Circuits
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| Function Generator XR2206 |
Easy to build function generator circuit based on the industry standard XR2206
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| FM Miniature Transmitter |
An introduction on constructing small RF Transmitters |
| 78XX Universal PSU |
Multi Purpose PCB for Voltage Regulators 78XX (7805,7812) Family |
| RF High Power Oscillator |
Push-Pull High Power RF Oscillator with MOSFET Transistors |
Microcontroller
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| Atmel Tiny Board |
Ultra Low Cost Development board for Atmel Tiny 12/15 Microcontrollers |
| Atmel Micro Board |
Thumbnail size Controllerboard for RC Model , Case Modding and the like |
Softwareprojects for Microcontroller
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| Heartbeat LED |
A LED is pulsing like a Heartbeat. Nice Optical effect |
| LED Dimmer Soft ON-OFF |
PWM Pushbutton Dimmer for LED's with Soft ON / Off |
| Voltage Controlled RGB LED |
A RGB Led is controlled from a Voltage 0..2.5V.
6 different modes to choose from
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| Moodlight Color Magic |
Crazy Color Cycling effects |
| RGB Dimmer |
3 LED's can be controlled independently for many many colours |
Mixed Applications
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| Magic Engine RPM |
An application for the Voltage Control Software Change your Dashboard Background Light Color with your Engine RPM
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