Ech81 tube ech 81 tube ech81 ech 81 philips ef 85 ebf80 amplificateur hf philips oszillator ech 42 text. This indicates edh81 the ech81 was deemed suitable for low voltage service. Mullards ech81 became popular with the move to miniature ninepin valves. Ef860 ef80 pentode em80 tube 6dj8 tube em84 tube el500 ecl86 1t4t ecc189 text. The pentagrid converter is a type of radio receiving valve vacuum tube with five grids used as. Normally, it is always highly recommended to pay full attention to the published maximum ratings. Data sheet status product status definitions preliminary specification development this data sheet contains preliminary data. Ech81 tube ech 81 tube ech81 ech 81 philips ef 85 ebf80. Ech81 datasheet pdf list of unclassifed manufacturers. Specifications 1 v cc 12 v, bst 4 v to 26 v, t a 0c to 85c, unless otherwise noted. Ech81 pdf, ech81 description, ech81 datasheets, ech81 view. Etc2 triodeheptode,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Noval u f 6,3 or 12,6 v i f 300 or 150 ma typical characteristic. Note how severe the attenuation is at low control grid g1 voltages at 0v.
The triode is to be used as the local oscillator feeding the volts. Ferroxcube reserves the right to make changes at any time without notice in order to improve design and supply the best possible product. The ech81 triode heptode was designed in 1954 for the role of frequency changer. The ech81 triode heptode was issued in 1954 for the role of frequency. Ech81 datasheet pdf 1 page list of unclassifed manufacturers. In recent discussions with jacob roschy, it has become apparent how popular and. According to our profound investigations and tests, the tubes ech81 and ech83 are equal not even tested differently, but only stamped differently. Jan 03, 2020 download it once and read it on your kindle device, pc, phones or tablets. Ech81 triode heptode 1954 components datasheet pdf data sheet free from datasheet data sheet search for integrated circuits ic.
Xch81 triodeheptode oscillatormixer, ech816aj8 with a different heater. Ech81 manufacturer, ech81 datasheet, ech81 specifications, ech81 pdf, pinouts, technical, info, cross reference, ech81 pdf, ech81 application notes, ech81 lifecycle. They naturally show different values for a different usage volts anode. The ech81 triode heptode was designed in 1954 for the role of frequency changer mixer in superhet receivers for am reception. Tube uch 81 or rohre uch81 id373, triodeheptode, noval, b9a and frequency converter shown.
Adp3418 dual bootstrapped, 12 v mosfet driver with output. The ech81 acting as oscillator and mixer for am and the heptode being the first if. Apr 10, 2020 pdf ech81 datasheet pdf download triode heptode. Please see the substitutes at the top of the page for more details. El81 pdf, el81 description, el81 datasheets, el81 view. Owners manual warning pay attention to the road or trail.
Lm35 precision centigrade temperature sensors datasheet rev. Pdf 1147c 31422c 5j1038m 5i43c 5i44m 5i44c 6h22c wt171 dy802 gy501 ecc89 str 6267 6c51hb str g 5551 6n3c ecc189 6hc str f 6267 6l6gt 6cm5. Product specification production this data sheet contains final specifications. Ech81 triode heptode components datasheet pdf data sheet free from datasheet data sheet search for integrated circuits ic. Ech81 tube datasheet, cross reference, circuit and application notes in pdf format. Suddenly i remember some experiments done with a breadboard mixercircuitry a few years ago. Jan 30, 2019 12be6 datasheet pdf the 12be6 is a heptode or pentagrid valve. This is a list of european mullardphilips vacuum tubes and their american equivalents. Note how sudden and sharp its cutoff is with v at the. We are happy to welcome another cook in the kitchen.
Noval typical characteristics and operating conditions anode voltage va 100 170 200 250 v grid voltage vg1,0 1,0 1,0 2,0 v anode current ia 3,0 8,5 11,5 10 ma transconductance s 3,75 5,9 6,7 5,5 mav amplification 62 66 70 60. El81 datasheet, el81 datasheets, el81 pdf, el81 circuit. Ech81 datasheetpdf 1 page list of unclassifed manufacturers. Datasheet of triodes, diodes, penthodes,tetrodes, vacuum tubes. The device is manufactured using atmels highdensity nonvolatile memory technology and is compatible with the industrystandard mcs51 instruction set and pinout. Aug 12, 2019 cateye enduro 8 manual pdf cat eye enduro 8 cyclocomputer cced e. Ech81 manufacturer, function, datasheet alldatasheet. The ech81 acting as oscillator and mixer for am and the heptode being the first if amplifier on fm. The at89c51 is a lowpower, highperformance cmos 8bit microcomputer with 4k bytes of flash programmable and erasable read only memory perom.
Etc2 triodeheptode,alldatasheet, datasheet, datasheet search site for electronic components and. Ecc85 datasheet pdf, ecc85 data sheet, ecc85, ecc85. Philips ech81 triodeheptode for various purposes in p. Datasheet search engine for electronic components and semiconductors. Ech81 datasheet, ech81 datasheets, ech81 pdf, ech81 circuit. Noval content 1 pcs this is a brand new manufactured vacuum tube identical to the types ech 81 6 aj 8 6i1p. An independent measurement of the electrical and physical qualities was the.
When hunting around for suitable tubes, i stumbled over a very interesting case. An important notice at the end of this data sheet addresses availability, warranty, changes, use in safetycritical applications, intellectual property matters and. Ech81 datasheet pdf download triode heptode, ech81 data sheet. Etc2 output pentode,alldatasheet, datasheet, datasheet search site for electronic components and. Spice models for vacuum tubes using the utracer ronalds. Ech 81 6 aj 8 6i1p vacuum tube triode heptode 100 v, 160 v. Ech 81 6 aj 8 6i1p vacuum tube triode heptode 100 v, 160. Developing a model to describe those tubes like the ech81 and the. Ech81 datasheetpdf list of unclassifed manufacturers. Thanks to frank philipse for supplying the above pdf datasheet. My task was to measure the systems of each tube to find out differences in dimensions.
1162 430 1310 847 1381 571 1435 496 532 1008 1382 399 821 472 1436 567 288 22 1100 1356 736 227 76 1006 238 949 712 1102 359 627 309 806 221 587 1398 451