On the Parking of campers and motorcyclists will be useful to fluorescent. It gives good coverage and is very economical. As power supply used by the DC / DC Converter transistor type П215 (П202, П217, P4) that can run on batteries.
Transformer Tp1 is wound on a ferrite ring from a deflection system of the TV or on the core stronica. The primary winding has a 50 — 70 turns of wire of PEV of 0.4—0.5, the secondary — 30 — 35 turns of PEV of 0,7 — 0,8, and the third 750 — 1200 turns of wire sew 0,17 — 0,2.
Transistor T1 for better cooling has a double U-shaped radiator.
S. JUICES, teaching 9th grade, Kuibyshev
Recommend to read
ELECTRONIC OWL
The making of this very fun toy is easy even to schoolchildren. Decorated under stylized electronic owl, she will fit well in any interior. Location — wall mounted, connection to the...
GAZ-415
Pickup GAZ-4 in the Soviet Union enjoyed a well - deserved popularity - it acquired trading bases, small businesses and cooperatives. In 1936, at the Gorky automobile plant is the GAZ-A,...
