Ef89 tube data booklet

However, it was a weak performer, incapable of producing the big, robust audio for which these radios earned a strong reputation. Domestic receiving tubes and their foreign counterparts by. The ef80 was much used for rf, intermediate frequency, and video amplification. This list is constantly and perpetually under construction. Nos tube specification sheet nos tube specification sheet. With almost datasheets and the visitor counter indicates over 4000.

The thin glass tube envelope is 19 mm in diameter and, excluding the b9a base pins, is 52 mm tall. We are attempting to list free schematics and related information here if not it may be listed on one the the web sites on our links page such as for test equipment and ham gear bama for antique radios nostalgia air for consumer audio one electron we have changed most of the files here to print quality pdf format but they will still be available on request in. Tube ebf 89 or rohre ebf89 id418, double diodepentode, noval, b9a and rfifstage shown. A few specialquality tubes did not have a standard equivalent, e. Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages. This is a suitable replacement for any 6da6 ef89 tube type. Use keywords to find the product you are looking for. This is the hickok tube tester set up for western electric tubes. I have the complete manual and it has two supplemental tube data listings but i still dont have testing data for all common tubes today i discovered i dont have testing data for a 7h7. Find great deals on ebay for tube ef89 and el84 tube. This 19581959 grundig 2066 px amfmsw vacuum tube valve radio was in nice cosmetic condition when i found it on august 18, 2004.

The information below is accurate to the best of our knowledge. I would test with just the higher, closer to bogey values suggested previously before trying this technique. The jj el34 ii has an increased low to lowmid end with plenty of headroom to spare. An increase in intensity in the sound is heard for the first time when the air column length is. The number of marks is given in brackets at the end of each question or part question. Lawrence berkeley national laboratory introduction. At the end of the examination, fasten all your work securely together. This data booklet deals with grundfos heavyduty sewage pumps called s pumps, range 70. This tube has a more compact plate structure than standard el34s. Ef 89 6 da 6 vacuum tube pentode 250 v 9 ma number of pins. Its a bit larger too, and has the scroll instead of the looseleaf tube data booklet.

Pearson edexcel level 3 advanced subsidiary and advanced. The recommended usage of fertiliser is 14 g of fertiliser per 5 dm 3 of water. This tube was mainly used for the aegtelefunken magnetophone production, but evolved into much of the professional studio equipment of the time. With a classic design i mean a smaller valve for voltage amplification and a power valve driving the output transformer. Describe a simple test tube reaction to show that these three carbonyl. 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. It was introduced in the late 1950s and was produced by philips, mullard, telefunken, valvo, and gec among others. A potato chip crisp was ignited and the flame was used to heat a test tube containing water. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes, or discharge tubes. No loss as the tube is currently not usable but could become again. Apparently complete the tubes are there see photos, the power lamp comes on, but when the line adjust button is pushed, the meter does not move.

Ef89 unsorted pentode variable radio tube at 20 ht. Description the 6s3p 63 highfrequency triode is designed for amplification of highfrequency voltage. Free online schematics for vacuum tube audio, radio and test equipment, technical data, vacuum tubes and sockets for radio, audio and amateur use. Downloads, supreme instruments manuals, tube data, and. For some tube listings, other instructions may be present in the notations column that may direct you to connect the 12inch lead to other locations. Using the information from table 10 of the data booklet, determine the theoretical enthalpy of combustion of methanol. Many industrial, military or otherwise professional tubes were also produced.

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. It is very similar electrically to the octal base ef37a and the rimlock base ef40. The 6n24p double triode is designed for amplification of highfrequency voltage in cascade circuits of radio equipment of wide use. Shipping will be by fedex and price quoted will be for the lower 48 states. Replacement paper for the roll and a supplement test data sheet. The maximum mark for this examination paper is 40 marks. 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. Tube 7695 or rohre 7695 id6197, vacuum pentode, noval, b9a and poweroutput shown. A typical solid fertiliser for use with household plants and shrubs contains the elements n, p, and k in the ratio of 15 g. Fluid rower data book a collection of useful fluid power data, published in this condensed form for convenient reference.

Please see the substitutes at the top of the page for more details. Does anyone have a source for obsolete tube data for this tester. They found that the magnitudes were consistently much smaller. This unit is clean, and the scroll is in excellent condition. It does perturb the electron flow because the g2 screen must be a high voltage. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Test data for hickok 539b and 539c tube testers author. A clean copy of the physics data booklet is required for this paper. Patient data booklet for infants born in 2019 mm dd contents. The ef86 is a high transconductance sharp cutoff pentode vacuum tube with noval b9a base for audiofrequency applications. Data from or other sources as supplied by john atwood. Buy the ef89 various manufacturers unsorted pentode variable radio tubes online on electols at best price for immediate delivery. Introduction introduction this data booklet deals with grundfos submersible wastewater and sewage pumps, types sl1 and slv. First the v72 was reequipped with this state of the art telefunken ef804s audio tube made in their berlin and ulm production.

The ef80 internally screened pentode was a workhorse of the vhf tv receiver and was introduced in mid 1950 to replace the ef91. The clip thing that pulls out has the plastic broken on it. Close manufacturing specification tolerances and improved processing provide improved reliability and superior sonic performance. The jj el34 ii is stronger than the original but not harsh sounding in any way. All tubes new, military equipment and have otk mark. Excess aqueous silver nitrate is added to z in a test tube. I177 series tube tester settings data antique airwaves. Xray properties of elements electron binding energies xray energy emission energies fluorescence yields for k and l. This makes the tube stable as an rf amplifier and extends frequency response.

Receiving tubes and foreign equivalents data collected from the russian book. Cambridge international examinations cambridge international advanced subsidiary and advanced level chemistry 9701 paper 1 multiple choice mayjune 2015 1 hour additional materials. Two flasks p and q contain an ideal gas and are connected with a tube of negligible volume compared to that of the flasks. Amplifier, ef89 datasheet, ef89 circuit, ef89 data sheet. International baccalaureate organization 20 19 m194physi sp2eg tz1xx 2219 6511. I scanned jacksons 658 special tube and seldom used tube data booklet for someone on the forum last fall. Svetlana ef86 highperformance audio smallsignal pentode t. We are not responsible for any malfunctions of equipment due to inaccuracies in these tables.

General principles of chemistry i rates, equilibria and. Tube possible substitute western substitute ec86 6s3p, 6s4p 6cm4. The maximum mark for this examination paper is 50 marks. A different construction of the classic el34 tube that offers a different tonal palette than the original. Svetlana ef86 highperformance audio smallsignal pentode he svetlana ef86 is a glass envelope miniature pentode intended for highquality audio preamplifier service. Answers must be written within the answer boxes provided. Efb24mft damper actuator technical data sheet modulating, spring return, 24 v, multifunction technology 8005439038 usa 8668057089 canada 2037918396 latin america caribbean. 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. 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. W hat started out as a classic single ended design transformed into a very good amplifier. A flat sheet beam is electrostatically deflected across the anode which is. Tube ef 89 or rohre ef89 id841, vacuum pentode, noval, b9a and rfifstage shown.

Before the advent of semiconductor devices, thousands of tube types were used in consumer electronics. For expanded educational material on fluid power, see textbook listings on the back cover. Vacuum tube 6686 e81l, pentode, power amplifier antique. Thanks to frank philipse for supplying the above pdf datasheet. Ask your catching inside sales person for a printed copy. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes. Vacuum tube 6da6 ef89, pentode antique electronic supply. Instructions to candidates use black ink or black ballpoint pen. Antique radio forums view topic hickok ks15750l1 tube data. I dont know how to work this machine but it does light up. U a0 550 v u ala0 400 v u a 220 v u aw ar feb 15, 2015 run the tube with an elevated filament for a brief period to hopefully burn off the contamination. The tube is manufactured by the oktjbr, vinnitsa, ukraine.