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Unboxing a Rediffusion EF 89 miniature RF variable μ voltage amplifier pentode vacuum tube. This valve is probably new & in its original box. The valve base ...
Feed back Chat Online >>How to Make a Vintage Radio Tube Bright Light for Steampunk Project. dustrial Lamp Project. Metal Art, Automotive Parts Creations or similar applications f...
Feed back Chat Online >>I bought this meter decades ago while picking up some material from an electrical distributor. It''s a super simple light meter, but is not bad as a rough in...
Feed back Chat Online >>#28 It is time to look into the "power supply" of a vacuum tube circuit - the rectifier diode bit. I proceed to teardown a highly over stressed EZ80 double d...
Feed back Chat Online >>A device in which the photoelectric or photovoltaic effect or photoconductivity is used to produce a current or voltage when exposed to light or other electr...
Feed back Chat Online >>In this episode we put all of our knowledge about different tubes into one place and build some NOR gates, which we hook up into an SR Flip Flop. There''s lot...
Feed back Chat Online >>Kids Logic 1/1200 Robotech SDF-1 Macross Diorama Vacuum Tube Digital Sound System00:00 Unboxing01:03 Power and sound system01:14 Assembly02:18 Quick review03...
Feed back Chat Online >>Hello Friends In this video I have tried to give you detailed information about Auto Day Night On/Off Switch || Auto Switch for Street Light Circuit Diagram ...
Feed back Chat Online >>Night light circuit using 927 phototube, which triggers a 1C21 cold cathode trigger tube, when dark.
Feed back Chat Online >>This is the best light sensor circuit schematic that suits me. So flexible to be combined with other circuits without conflicting ouput. Choose LDR light sen...
Feed back Chat Online >>In this episode we take a stab at building a vacuum tube tester that gives us some proper, usable data! Granted, it''s all at super low voltages, just 24V in ...
Feed back Chat Online >>Discover some common problems with solar garden light batteries and how to diagnose and fix themGot a question about batteries? Leave them in the comment sec...
Feed back Chat Online >>I made a night light out of a used 833A vacuum tube (also known as the ''cookie jar'' tube). I used an LED stand (purchased off of Amazon) and cut another wood...
Feed back Chat Online >>Learn how to build a night light that automatically turns on when it gets dark. For complete schematics and parts list visit
Feed back Chat Online >>Automatic Night Light Circuit | how to make simple automatic night lamp with bc547 transister LED NIGHT LIGHT PROJECT #electronic #ldr #LDR_PROJECT #LDR_NIGH...
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Feed back Chat Online >>This video shows Day Night Sensor In Light Wiring Diagram. A photocell sensor photo resistors that prevent the flow of electricity to the globe during the da...
Feed back Chat Online >>BG122 - A video starting with the basics of reading schematics, slanted towards those involving Vacuum Tubes
Feed back Chat Online >>This video gives an overview of my 6L6 VTTC. This is the first Tesla coil that I made. I built it in 1969 and it still operates over 50 years later. Its base...
Feed back Chat Online >>In this video we learn how to build an automatic night LED light using a NPN transistor and a photoresistor. We build a simple circuit and by it learn how tr...
Feed back Chat Online >>A collection of 4 vacuum tube night lights that I converted to run on LED lighting. Cool yellow flickering light that simulates the authentic glow of vacuum...
Feed back Chat Online >>I used TP4056 lithium ion battery charging board on this Solar Night Lamp project with Auto On/Off.There are two types of TP4056 board, one with battery prot...
Feed back Chat Online >>Surprisingly more inside this thing than expectedWanna help support this electronics fool?
Feed back Chat Online >>The Night Divine Bundle is absolutely amazing. Today I''ll show you how to make a tea light card that can set out all year long. I give you the measurements a...
Feed back Chat Online >>Although very minimalist, this design shows what can be achieved with a small microcontroller and a smattering of LEDs on a thin PCB.An interesting twist wou...
Feed back Chat Online >>Short video about the Liter Of Night Light schematic and circuit simulation. I personally tried doing the actual device and I can say that it''s enough to lig...
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