Ef804 tube data booklet

Xray properties of elements electron binding energies xray energy emission energies fluorescence yields for k and l shells principal auger electron energies. The maximum mark for this examination paper is 35 marks. I also have a print copy its not scanned to pdf, at least not yet of the eico 628 tube data booklet, 33pages, dated 1176. The haether data, the capacitancea, the typical characteristics and the limiting. Originally designed for the output stages of audio frequency amplifiers, the el84 can deliver up to 17 watts. The maximum mark for this examination paper is 40 marks. The ef804 was an identical version of the ef40ef86 but with a different pin layout that provided less cross talk than the 1950 standard ac heated filament. Use keywords to find the product you are looking for. The following list shows the tube types i have entered in my database, with exception of the service types e. It was introduced in the late 1950s and was produced by philips, mullard, telefunken, valvo, and gec among others. You will find different construction types of these on the linked pages. I apologise in advance if this is a bonehead question. Close manufacturing specification tolerances and improved processing provide improved reliability and superior sonic performance.

In other words, like the ecc83 is the same as or replaceable by the 12ax7. International baccalaureate organization 20 19 m194physi sp2eg tz1xx 2219 6511. Best regards, jacob e80l end of forum contributions about this tube you reach this tube or valve page from a search after clicking the. The 6s3p highfrequency triodes is are miniature devices enclosed in glass bulb and are provided with a ninepin base and an indirectly heated oxidecoated cathode. Test data for hickok 539b and 539c tube testers author. Lawrence berkeley national laboratory introduction. Svetlana ef86 highperformance audio smallsignal pentode t. As they have different data and different base diagrams, i have removed the wrongful cross reference. The eht supplies were mainly derived from special mains transformers and ran at about 10 14 kv. The students suggested a number of possible explanations for the discrepancy. The maximum mark for this examination paper is 50 marks.

Efb24s n4 damper actuator technical data sheet nema 4, onoff, spring return, 24 v 8005439038 usa 8668057089 canada 2037918396 latin america caribbean. An increase in intensity in the sound is heard for the first time when the air column length is. I would test with just the higher, closer to bogey values suggested previously before trying this technique. Doing some tube research, and have as yet been unable to find any other references to ef804 and ef806 tubes. Svetlana ef86 highperformance audio smallsignal pentode he svetlana ef86 is a glass envelope miniature pentode intended for highquality audio preamplifier service. Ef804s low noise microphone or mic pre tube, vintage original telefunken diamond mark callemail. The ef series exclusive technologies and features b r a d f o r d w h it e c o rp r a t i o n hydrojet sediment reduction system helps prevent sediment buildup inside the tank downfired premix power burner proven design with over 10 years of use in the. Introduction introduction this data booklet deals with grundfos submersible wastewater and sewage pumps, types sl1 and slv. Using the information from table 10 of the data booklet, determine the theoretical enthalpy of. The ef86 is a high transconductance sharp cutoff pentode vacuum tube with noval b9a base for audiofrequency applications it was introduced in the late 1950s and was produced by philips, mullard, telefunken, valvo, and gec among others.

Efb120s damper actuator technical data sheet onoff, spring return, ac 100. Multiple choice answer sheet soft clean eraser soft pencil type b or hb is recommended data booklet read these instructions first write in soft pencil. I have a 648s special tube data booklet that came wirth the 648. In 1951, aegtelefunken started the 800 series tube design and offered their follow up to the ef12 design. No loss as the tube is currently not usable but could become again. They found that the magnitudes were consistently much smaller. Typical tubes in siemens klangfilm amps some audio tubes were pretty typical for the siemens klangfilm amps after wwii. This data booklet deals with grundfos heavyduty sewage pumps called s pumps, range 70. Scribd is the worlds largest social reading and publishing site. I like to see investigated the use of the 6h30p tube for mic pre amp purposes. Description the 6s3p 63 highfrequency triode is designed for amplification of highfrequency voltage. Cambridge international examinations cambridge international advanced subsidiary and advanced level chemistry 9701 paper 1 multiple choice mayjune 2015 1 hour additional materials.

The ef80 was much used for rf, intermediate frequency, and video amplification. Nos 1960s telefunken ef804 quad tubes,sealed original. 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. Economics edexcel international gcse maths a 91 international advanced level chemistry specification pearson edexcel international advanced subsidiary in chemistry xch11 pearson edexcel international advanced level in chemistry ych11 first teaching september 2018 first examination from january 2019. Advantages the ef series exclusive technologies and features. The original ef804 tubes were replaced by current production ef86ef806 ones. The ef80 internally screened pentode was a workhorse of the vhf tv receiver and was introduced in mid 1950 to replace the ef91. Two flasks p and q contain an ideal gas and are connected with a tube of negligible volume compared to that of the flasks. Ge essential characteristics, the whole 228 page book in an indexed pdf file big, 11mb.

Feb 15, 2015 run the tube with an elevated filament for a brief period to hopefully burn off the contamination. Information on a jackson 648 tube tester antique radios. Data for soviet tubes can be found the same way as the other tubes. Or is it that there is no equivalent replacment for the ef804 ef806. A typical solid fertiliser for use with household plants and shrubs contains the elements n, p, and k in the ratio of 15 g. The el38 was designed, in the late 1940s, as a television line output stage valve. View and download first data fd200ti quick setup manual online. It is very similar electrically to the octal base ef37a and the rimlock base ef40. Answers must be written within the answer boxes provided.

Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages. With a classic design i mean a smaller valve for voltage amplification and a power valve driving the output transformer. Pearson edexcel level 3 advanced subsidiary and advanced. Get the best deals on 804 tube when you shop the largest online selection at. Tube ef 800 or rohre ef800 id18605, vacuum pentode, noval, b9a and rfifstage shown. First data fd200ti quick setup manual pdf download. This is a list of european mullardphilips vacuum tubes and their american equivalents. Sort by featured best selling alphabetically, az alphabetically, za price, low to high price, high to low date, new to old date, old to new. Patient data booklet for infants born in 2019 mm dd contents. Technical data august, 20 product description 3m high performance temporary surface protection tape 2a804 is a very low adhesion temporary protection tape designed for a variety of surface protection applications. Physics higher level paper 1 19 pages monday 15 may 2017 afternoon 1 hour international baccalaureate rganization 20 17 m174phsi hpmen tz 1xx 2217 6507. A potato chip crisp was ignited and the flame was used to heat a test tube containing water. I was not able to get the visual green glow on the tube face although the other test. Product construction backing adhesive color standard roll sizes multipolymer acrylicbased clear custom.

I tried it with the 648 and several tubes seemed to test ok with this data. Super premium ef86 6267 tube replacement based on the telefunken ef806s tube. A clean copy of the physics data booklet is required for this paper. Ac2 triode for use as af amplifier or as oscillator together with an ah1. The ef86 is a high transconductance sharp cutoff pentode vacuum tube with noval b9a base for audiofrequency applications. Oliver, how does the ef804s noise compare to a good 12ax7a. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Close manufacturing specification tolerances and improved processing provide improved reliability and. You can use the search to find service types or go to the service type lists that you can access from the page more tube related stuff. I think theres also a chapter in the old radio engineers handbook. In the early days of crt based television the tubes could have been either electrostatic or magnetic deflection. Option a relativity 3 4 option b engineering physics 5 6 option c imaging 7 8.

It is a thermionic valve of the power pentode type. The recommended usage of fertiliser is 14 g of fertiliser per 5 dm 3 of water. Xray data booklet xray data booklet center for xray optics and advanced light source lawrence berkeley national laboratory introduction xray properties of elements electron binding energies xray energy emission energies fluorescence yields for k and l shells principal auger electron energies subshell photoionization crosssections. Tube ef 804s or rohre ef804s id3385, vacuum pentode, noval, b9a and audio frequency shown. With almost datasheets and the visitor counter indicates over 4000. Downloads, supreme instruments manuals, tube data, and. W hat started out as a classic single ended design transformed into a very good amplifier.