Ef80 tube pdf download

Get a login in order to download a benchmark report. The ef80 was much used for rf, intermediate frequency, and video amplification. This lovely little number is the ef80 pentode thermionic valve, or vacuum tube, made by mullard beginning in 1950. Because there is no automatic gain control the ef80 is straight, there is a manually adjustable attenuator p1 between the antenna and the first tube. Typical secondharmonic distortion with 10v rms output is on the order of 0. Before the ef50, all radio tubes were fabricated using technology which was directly derived from the technology for making light bulbs. Ef80 with g3 as modulation grid is not possible based on the available data sheets, as those provide. Whether it is attached to the camera or not, do not. Spice modelling of vacuum tubes has already a long history. E80cf7643 amperex pq telefunken 6bl8 substitute the e80cf is a special quality mediummu triodepentode.

Scroll down to easily select items to add to your shopping cart for a faster. Nos museum certified nos 1960s telefunken quality diamond gray shield telefunken nos ef800 for microphones best quality tested on stateoftheart amplitrex at digital tube test system. Nos tube museum quality ef800 telefunken west germany very low noise clear, accurate, detailed, long life version of the ef80 6,800 100%. Used to attach gelatin filter holder iii to most ef lenses. Ef806s audio pentode ef86 replacement valve tube guitar amps. July 1, by elektor team two keyboards on one pc this circuit does the exact opposite of what most of this type of changeover switches attempt to elekktor. The ef80, by the way, is essentially an ef50 with a different base that tube helped win world war ii.

Many industrial, military or otherwise professional tubes were also produced. Also see 7643e80cf mcintosh mr67 tuner to buy 7643 amperex e80cf7643 amperex germany pq nos made by valvo hamburg germany original boxes 19611966 recommended pairs e80cf. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes, or discharge tubes. This numbering scheme was intended to differentiate these tubes from the tubes with 2. Ef866267 in the first stage and an ef806bx6 in the second stage if replacement tubes are unavailable. You certainly get a lot of some things that have not been what you.

Tdsl tube data ecc83 collection of kazimierz jarosz s. The pearlman tm 1 microphone, custom built power supply, custom tube microphone cable with neutrik and mogami, a heavy duty shockmount and aluminum case. Scroll down to easily select items to add to your shopping cart for a faster, easier checkout. Find great deals for compex psb 8 port 10 fast ethernet pocket switch. The diode detector is, of course, an ef80 penthode, v3, but simulating a diode with all electrodes except the kathode connected together. Figures recalculated to a month basis for the profit and loss account. View and download lochinvar ecoforce ef80 installation, commissioning, user and maintenance instructions online.

You reach this tube or valve page from a search after clicking the tubes tab or by clicking a tube on a radio model page. In the datashewt a w in the designation, as in 12ax7wa, designates the tube as complying with military grade, higher reliability specifications. Each ef806s is tested by us n our avo tester to ensure you receive a good quality valve. While the e80f pentode was a high quality development of the ef80, they were not pincompatible and could not. Pid 2145 9h103 mc92100 stc tube mct2100 ccir656 c485 smpte 170m mct4000rm text. Close manufacturing specification tolerances and improved processing provide improved reliability and superior sonic performance.

Actual tubes were tested on the stateoftheart amplitrex at electron tube test system. Description all tubes new in factory box, tube have gold pins. When this is done, the resulting triode is among the lowestdistortion electronic amplifying devices ever made. Attention radio broadcasts in most countries is controlled by law and already at a relatively young executive is prohibited from broadcasting without a license, so. If youre looking for a tube microphone with characteristics similar to the venerable neumann u47 but at a tenth of the cost, then you will love this mic. Eimac power grid tubes quick reference catalog 175 pdf. If you like to build everything, maybe you could try the same feat with a homemade tube. All structured data from the file and property namespaces is available under the creative commons cc0 license. A finance or business login offers a 20 position score. Ef 80 6 bx 6 vacuum tube pentode 170 v 10 ma number of pins.

The us number for the ef806s audio pentode is 6291. The thin glass tube envelope is 20 mm diameter and excluding the b9a base pins. Oct 15, 2019 ecc85 datasheet pdf pinout double triode intended. This is a suitable replacement for any ef86 tube type. Spice models for vacuum tubes using the utracer ronalds. And a photo of a pcb with just the power supply stuffed for testing. Tube ef 80 or rohre ef80 id709, vacuum pentode, noval, b9a and rfifstage shown. Looking at the sun directly through the lens is especially hazardous. The ef80 internally screened pentode was a workhorse of the vhf tv receiver and was introduced in mid 1950 to replace the ef91. Datasheet ef80 pdf pentode 1page collection of giorgio busletta i. Im also posting the eagle cad pcb, sch, and gerber files 330k zip archive, if youd like to build your own or take the design and modify it. There are two types of latching relay, with either one or two coils.

You will find thousands of tubes or valves with interesting links. Files are available under licenses specified on their description page. Mar 19, 2020 tdsl tube data ecc83 collection of kazimierz jarosz s. Ecoforce ef100, ecoforce ef120, ecoforce ef150, ecoforce ef180. I have read and understand the information above, and wish to download the designated software.

This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes. Ef860 ef80 pentode em80 tube 6dj8 tube em84 tube el500 ecl86 1t4t ecc189. Pdf r02n0v, developme82 6u10n pabc80 pcc84 pcc85 pcc88 pcc189 pcf82 pcf200 beam tube 6l50 ef860 ef80 pentode em80 tube 6dj8 tube em84 tube el500 ecl86 1t4t ecc189. View and download compex readylink psb quick install manual online. The ef50 in contrast had, like all modern radio tubes, a. Adobe acrobat reader dc download free pdf viewer for. You reach this tube or valve page from a search after clicking the dataheet tab or by clicking a tube on a radio model page. The ef50 in contrast had, like all modern radio tubes, a base made from pressed glass. Ef80 6bx6 nos siemens halske tube for darkvoice 337s ebay. 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. Only a few types are still used today, mainly in highpower, highfrequency applications. This coverage, combined with a rich array of pedagogical features, encourages students to explore our economic past and present, and to think critically about where this might lead us in the future. The big round shiny circles are spots for sowter movingcoil stepup transformers. Mar 07, 2019 the ef80, by the way, is essentially an ef50 with a different base that tube helped win world war ii.

Do not look at the sun or a bright light source through the lens or camera. Download free adobe acrobat reader dc software for your windows, mac os and android devices to view, print, and comment on pdf documents. Faqslists of frequently asked questions about tubes, amps, etc, pages especially for novice tube mavens, links to more. The ef80 internally screened pentode was a workhorse of the vhf tv. Before the advent of semiconductor devices, thousands of tube types were used in consumer electronics. Canon offers a wide range of compatible supplies and accessories that can enhance your user experience with you ef 80200mm f4. Please help improve this section by adding citations to reliable sources. The ef50 rf penthode constitutes a landmark in the history of the radio tube. Russian nos ef866267cv2901 these are old military production from the 1970s and are no longer being made. Svetlana ef86 highperformance audio smallsignal pentode t. If you like makroekonomia begg shooters, skrupt flowers, a wonderful butterfly, on your ios device. Please note an ef80 reduces the output level by several dbs and will change the sound character. Svetlana ef86 highperformance audio smallsignal pentode he svetlana ef86 is a glass envelope miniature pentode intended for highquality audio preamplifier service. The ef806s audio pentode, ef86 replacement from jj electronic is a brand new replacement for the famous ef86 from the 1950s and 1960s.