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HecaWorld Astable with IR pre-amp
hecanet
4 views
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HecaWorld 555-Timer-Based Multi-Vibrator
hecanet
16 views
This circuit is a simply 555 timer with a little twist. You will notice that the charging and discharging Resistor is the same. This is unlike the traditional circuits with...
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Smart Kid Negotiating for 2012 success.MP4
hecanet
47 views
A One-year old + making a pretend phone call.
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HecaWorld Pre-amp for our HecaWorld One-Transistor FM Receiver
hecanet
363 views
This is follow up to our HecaWorld One-Transistor FM Receiver. We built this circuit with a different inductor (between 4 and 6 inch telephone wire wound on a pen to make 4...
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HecaWorld One transistor FM Receiver.3GP
hecanet
5,165 views
One Transistor FM Receiver.
As promised in our One-Transistor FM transmitter video, we adapted our One-Transistor FM transmitter into a One-Transistor FM receiver. Many ...
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HecaWorld One-Transistor FM Transmitter.3GP
hecanet
1,342 views
One-Transistor FM Transmitter.
Here we used a general purpose NPN transistor to build this simple FM Transmitter.
Any general purpose NPN transistor with ft in the ra...
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HecaWorld World's simplest electric motor explained.3GP
hecanet
412 views
Items needed:
1. 1.5Volts battery
2. A long non-magnetic wire
3. A permanent conductive magnet
watch the video for setup instructions.
How it works:
The Magnet cr...
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Swansea 1 - 0 ManCity: March 11, 2012 Full Match highlights (69 (407)451)471).
hecanet
481 views
HecaWorld 1.0 continuity tester for cable installation. Made from affordable locally sourced materials.
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Manchester City vs Bolton - Highlights (23 (213))
hecanet
218 views
HecaWorld 1.0 continuity tester for cable installation. Made from affordable locally sourced materials.
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Justin Bieber couldn't do it better - No other name.
hecanet
17 views
K-W choir in WPA
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