2d21 tube data booklet

We are offering this raytheon 6832 tube that has a heater current of 400ma and will yield a slightly different sound than the stock phillips 6111 tube. Raytheon nos 6832 dual triode tube for use with the cv5. This is done in case of equal tube type numbers for different tubes. Shuguangs vacuum tube production accounts for the worlds 40% total tube output nowadays, either under their own brand shuguang or. Follow the links on the left to find the tubes, valves, sockets, grid caps, and capacitors for your antique radio, ham radio, hifi stereo, or other electronic piece. Data sheet 6ep19312fc21 sitop dc ups module 40a without interf. I had a heathkit nixie tube frequency counter when i was a kid, plus the numitron calculator and the clock too i think the clock was called panaplex. Western electric usa jancw5d21 gray vacuum tube viva.

Valve vacuum tube data sheets and application notes. Complete tube data is in every single box, like big transmitting us wwii tubes. Nos tube specification sheet nos tube specification sheet. I had a heathkit nixie tube frequency counter when i was a kid, plus the numitron calculator and the clock too. Etc, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors. Data sheet quick connect coupling series 21 coupling. The thin glass tube envelope is 17 mm in diameter and, excluding the b7g base pins, is 44 mm tall.

Franks electron tube pages frank appears a real fanatic he must have worn out several scanners producing the thousands of pdf files listed well done frank the national valve museum a valuable source of valve info including many good pictures to help identify valves i have made several contributions to the exhibits check it out. The tube list at esrc1 vacuum tubes is very extensive, as is our inventory of vacuum tubes, grid caps, sockets, valves and capacitors. Substitutes are given as a guide only please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application. Pl21 2d21 en91 100 maavg, 500 mapeak, 10 asurge, gas filled, indirectly heated tetrode. Shuguangs vacuum tube production accounts for the worlds 40% total tube output nowadays, either under their own brand shuguang or under oem brands.

All tubes have been tested using only the best tube testers. Kinescopes and image orthicons, iconoscapes, singleunit, twinunit. Operating characteristics of the tube include a highcontrol ratio. Diese website verwendet cookies, um unsere dienste bereitzustellen. Power pentode intended for uses as blocking oscillator, pulse modulator and deflection amplifier. Double triode, 6h8c datasheet, 6h8c circuit, 6h8c data sheet. Both 6p7s and 6bg6 tubes has the same pinout and nearly the same characteristics. Like a tutor, normally the demand of tutor is too much in the beginning and end of the session. We do not know these differences as the 3bs2b tube data is not available. A vacuum tube, an electron tube, or valve british usage or, colloquially, a tube north america, is a device that controls electric current flow in a high vacuum between electrodes to which an electric potential difference has been applied the type known as a thermionic tube or thermionic valve uses the phenomenon of thermionic emission of electrons from a heated cathode and is used for a. Operating characteristics of the tube include a highcontrol ratio essentially independent of temperature over a wide range, low gridanode. Tube 2d21 or rohre 2d21 id4224, thyratron, miniatur7pinbase b7g, usa 1940 and shown. We are offering this raytheon 6832 tube that has a heater current of 400ma and will yield a. We mainly use the hickok tv7du, but occasionally we may use a hickok 539, 533a, or 600a.

Find the best pricing for brimar d8 by comparing bulk discounts from 1 distributors. Nomenclature candidates will be expected to be familiar with the nomenclature used in the syllabus. Data sheet product data sheet supersedes data of 1996 sep 17 1999 may 25 discrete semiconductors bav20. The 2d21 thyratron is, as usual, a gas filled valve, in this case the gas at low pressure is xenon. The 2d21 thyratron is, as usual, a gas filled valve, in this case the gas at low.

I have more than 100 pieces, most of them were made in 60s and 70s, this batch is from 1962. Id1o20b rca interchangeability directory this interchangeability directory of industrial. In addition to the tube types covered in this booklet. The obsolete tube data booklet for the the 539c is the same for the ks157501. Click to see all 6sn7 6sn7gt 12sn7 12sn7gt in stock. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes. Technical handbook service, details of which will be found on page 66. Vacuum tube 2d21 pl21, thyratron antique electronic supply. Data from or other sources as supplied by john atwood. Xray properties of elements electron binding energies xray energy emission energies fluorescence yields for k and l shells principal auger electron energies. Design utilizes manufacturing techniques used for highvolume receiving tubes, so relieving material shortages and difficulties encountered in manufacturing hardglass modulators. Tube 1t4 or rohre 1t4 id429, vacuum pentode, miniatur7pinbase b7g, usa 1940 and rfifstage shown. This tube is not a direct 6bg6 clone, it is an octal modification of g807 tube, which one was soviet clone of famous 807.

Cryptovariables such as rotor settings were referenced from a hard bound paper code book or flash paper bound into a small booklet. The 2d21 is a miniature, fourelectrode, inertgasfilled thyratron with negative control characteristics for use in relay and gridcontrolled rectifier basing diagram applications. Shuguang is the oldest and largest tube manufacturer in china, established in 1958 by engineers educated and trained in the united states in the 3040s. The underscore and these letters are not part of the tube type number. Data for 6d4 type, sylvania engineering data service, 1957. Lawrence berkeley national laboratory introduction. A vacuum tube, an electron tube, or valve british usage or, colloquially, a tube north america, is a device that controls electric current flow in a high vacuum between electrodes to which an electric potential difference has been applied. The proposals in signs, symbols and systematics the association for science education companion to 1619 science. The kl7 used three type 2d21 and one 12ax7 vacuum tubes. The 6p7s output beam power tetrode is designed for operation in line scanning output stages of tv receivers.

Tube data should, therefore, be checked before replacing a type to be replaced in column 2 with a similar rca type in column 6. Data booklet a data booklet is available for use in the theory papers. I have more than 100 pieces, most of them were made in 60s and 70s, this batch is from 1962 complete tube data is in every single box, like big transmitting us wwii tubes. In addition to the tube types covered in this booklet, the tube division of the radio corporation of america offers the following. A general discussion of the cathoderay tube as used in the rca cathoderay. The following list shows the tube types i have entered in my database, with exception of the service types e.

Octopart is the worlds source for d8 availability, pricing, and technical specs and other electronic parts. There was one spare of each type plugged into the circuit board. Productspecification materialthickness cabinetpart frame 1. Also there are some kind of part time jobs whose requirement is seasonal or high demand in some months. The booklet is reprinted at the end of this syllabus document. We have a large fleet of tube testers, and every single one of them has been calibrated within the last year by industry experts.