Vacuum Tube Manual: RCA RC-30 1975
NEW Old Stock in box Eimac Electron Tube Type 4-250A Power Tetrode In original packaging and box.
A transistor acts as ON/OFF switch or an amplifier. Get basic idea about transistors history, symbols, vacuum tubes, operation modes of transistors, etc.
Hi! More tube porn. This time from the Danish room. Magic blue glow from a set of rectifiers in Bjorns amp: Rectifiers made in Denmark, supplying juice to an amp with Siemens Da DHTs probably made in Berlin. The driver is a Bo, also made by Siemens. Beautiful horizontally mounted mesh plate. The amp: The anode of the Da consists of two separate plates, so the filament is visible from the side. D3a tube in a LCR phono stage: Extraordinary execution of the chassis work, made by Claus: Best regards Thomas
How to Control a Nixie Tube With an Arduino: A Nixie Tube is a Neon gas-filled tube, that has a wiremesh anode with various cathodes shaped like numbers or symbols. Back in the 1950s they were used in computers, calculators, and laboratory equipment. Nixie tubes were replaced by LEDs and VFD…
Scanning electron micrograph of a schistosome parasite Poster Print by National Institutes of Health/Stocktrek Images (1 would make the perfect addition to your home or office or gift recipient. This licensed Fine Art Print was reproduced on Premium Heavy Stock Paper which captures all of the vivid colors and details of the original. This magnificent Fine Art Poster Print is ready for hanging or framing and ships in an oversized tube for maximum protection.
Add a piece of history to your home with our Framed RCA Electron Tube. This 7 3/4”x 8 1/2” wood shadowbox is handmade in Oakland, CA and features a 1950’s radio tube with it’s original packaging. Electron tube model may vary. We offer 3 sizes of RCA Shadowboxes. This is a Large shadowbox. This product is part of our Urban Artifacts series, a collection of vintage items from everyday life.
Hello friends! Finally, I finished working on a datasheet, in which I decided to combine the most popular amplifier pentodes and tetrodes. I...
Love 'em or hate 'em, you've got to admit that spiders are some pretty impressive animals. Movies like "Arachnophobia", "Spider-Man" and "Eight Legged Freaks" even spin their stories around spiders. Check out the real-life web-slinging, wall-crawling, venom-injecting inspiration.
The price of the model 612-P tube tester was $97.50 in Precision's catalog no. 23-C. Auction Item 98A -- Cledis Estes Auctions II of Medina, Ohio.
Classic design modern power. The Electron Internal, our classic Electron style but powered by the SportDrive system.At the Electron Internal's heart is the powerful SportDrive MDS250S drive unit, boasting an impressive 95Nm of torque. With the ability to be tuned to your liking you can decide how all that power is delivered. A 400Wh battery sits discretely in the down tube, giving the bike its sleek classic look whilst improving weight distribution for more assured handling. The 400Wh battery can also see you achieve up to 49 miles of range, plenty for that commute or Sunday ride in the country. Comfort is the name of the game with the Electron Internal. The low, open frame design and adjustable handle bar allow you to sit in comfort on every ride. The elegant Shimano Nexus 7–speed internal gear hub provides slick and reliable gear shifting, while hydraulic disc brakes provide assured stopping powerFinished off with bespoke alloy mudguards, AXA Blue line lights and the excellent AtranVelo rear rack system, the Electron Internal has everything you need to enjoy your ride. Brake Type : Hydraulic Disc Fork Material : Alloy Frame Material : Alloy Wheel Size : 700c Brake Levers : Alhonga AHJ-OD7 Intended Use : E-Bike, Urban and Commute Brakes : Alhonga AHJ-OD7 Cassette Freewheel : Shimano 18t Nexus sprocket Chain : KMC Z1EHX Chain Set : Sportdrive 170mm 38T Charger : DARFON 2AH Smartcharger Handlebars : Alloy with 21mm rise 38 degree backsweep 620mm wide Headset : FSA TH-805ST 1-1/8"" Hubs : Front: Shimano TC7F 36h Rear: Shimano SG-C3001-7 36h Motor : SportDrive MD250S 95Nm 250W Rims : Stars J19D 36h Seat Post : Alloy 30.9 x 300mm Shifters : Shimano Nexus SL-C3000-7 RevoShift Spokes : Steel 14g Stem : Adjustable Ahead 90mm Tyres : CST Metropolitan 700x50c Frame Shape : Open Frame Gender : Mens, Womens Battery Integration : Internal Specification Disclaimer : Ridgeback reserves the right to change product specifications without notice. Ridgeback will always ensure that these changes do not detract from the ride experience of the bike.
Battery Powered Tube Amplifier: Tube amplifiers are loved by guitar players because of the pleasant distortion that they produce. The idea behind this instrunctables is to build a low wattage tube amplifier, which can be also carried around to play on the go. On the age of blueto…
“There is abundant evidence that the Bible, though written by men, is not the product of the human mind. By countless multitudes it has always been revered as a communication to us from the C…
Mercury arc rectifier
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