This manual, like its preceding editions, has been prepared to assist those who work or experiment with homeentertainmenttype electron tubes and cir cuits. Metal type 6n7 and glassoctal types 6n7g and 6n7gt used in output stage of acoperated receivers as a class b power amplifier or with both units in parallel as a class a amplifier to drive a 6n7 g,gt as class b amplifier. Point is coupled by means of conductor iio through capacitor iii of. The basic type with metal envelope as pictured above. General electric upx003b manual phonomicrophone pre. The seven books of moses is it good or bad for a believer to read. Please call 1800rfparts 18007372787 for availability. Click here for help on how to enter cyrillic characters if you dont have a keyboard which supports them. The sixth 6th and seventh 7th book of moses youtube. It was widely used in the early days of television as the vertical amplifier, and its use was so common in most tv chassis designs that vintage 6sn7 tubes are still. Just taking a look at the huge difference in output impedance between the 6n7 and c3m tubes it is no wonder the 6n7 preamp provided better bass when connected to the chip amp than the c3m. Any 5692 with a red base will have been made by rca regardless of the actual branding on the tube.
I177 series tube tester settings data antique airwaves. Two 6n7s or 6n7gs can be operated in a class b output stage with the two triode units of each tube connected in parallel to give a power output of 20 watts. Rca hb 3 tube manual receiving tubes part 2 internet archive. Highvoltage considerations for television picture tubes, picture.
The 6sn7 tube is a mediummu twin triode in an octal based package, usually glass, although some metal envelope types were made. Download a zip file 683k of 9 more pagesadditional graphs for using 6l6 wired as a triode by clicking here. The story of one wrl globe king 400b by steve marquie, w8tow in the fall of 1951, john eisenman, w8urm, decided he would become a proud owner of a globe king 400. The 6sn7gtb is a mediummu twin triode suitable for use in a wide variety of generalpurpose. A1 amplifier with triode units connected in parallel to drive a single 6n7 as a. If you plan to use older type glass enveloped tubes, you better get several of them, because in 10 years or less, there will be no maker of this type tube.
Pdf introduction to design with electron tubes researchgate. Practical amplifier diagrams 5mb pdf file page 21 of book page 49 of pdf is an all 6n7 power amp with enough gain for. A rca53 class b twin amplifier the 53 is a heatercathode type of tube. My guess is that the radio was redesigned to be used with a 6z7 which has a 300 ma heater, zero grid volts and either 5 or 180 volt plate operation instead of a 6n7 800 ma heater, 5 grid volts at 250 plate volts, or 6 grid volts at 294 plate volts. Please see the substitutes at the top of the page for more details. I have a diy built morrison siren song that uses a 6sl7, 6sn7, and a 6n7 in that order.
Eimac power grid tubes quick reference catalog 175 pdf. You can key in cyrillic characters to perform the search too. Rca6n7 pt2 class b twin triode the 6n7 is an allmetal tube containing in one envelope two, on the type. Tube 7n7 or rohre 7n7 id3955, double triode, loctal8, b8g sylvania, 1938 and universal shown. 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.
The filaments are supplied by a low dropout voltage regulator lm1085. Screen dissipation maxw these specifications are provided asis, with no warranty. Jul 06, 20 6th and 7th book of moses, sixth and seventh book of moses books of moses, 6th and 7th books of moses, sixth and seventh books of moses books of moses, books of moses. The 6n7gt has a straight sided glass bulb and the 6n7g has the beautiful coke bottle shape. Tube depot carries a selection of 6sn7 pre amp vacuum tubes. Choose your model number, then click on that image to view the owners manual for that model. General electric upx003b owners manual, service manuals and schematics are for reference only and the vinyl engine bears no responsibility for errors or other inaccuracies. With exception of the base, the 6a6 is identical with type 6n7g. Weather station instruction manual table of contents moon. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes. This tube was manufactured by all the big tube companies and is still available as new old stock for very reasonable prices. If you plan to use a metalceramic tube, be careful not to choose a type that is currently discontinued, or. And in my three posts on tubebased opamps, we find many examples of inverted cascodes. The 6n7 is intended as a class b pp power triode, and can deliver 10 watts into a 10k pp opt, with 17.
In both circuits, the inverted cascodes poor psrr is put to good use. Walt says that this receiver will hear everything his more modern ss rig will hear, and it is a really classic design. Originally released in 1939 it was officially registered in 1941 by rca and. Weather station instruction manual table of contents. Cv1988 6sn7gt ecc32 not a direct equivalent as heater current is different and bulb is larger. The tube used, and the power level of the output will dictate the parts needed. Page 2 introduction two dual triodes 6sn7 vacuum tubes are used for amplification in srpp configuration. Tube 6n7 or rohre 6n7 id2983, double triode, octal int.
The 6n7 was made by rca, the originator of the metal envelope valve. The envelope is sealed with a hard glass foot and the leadout wires are soldered into the io base, also an rca introduction. Invertedcascode applications i have already shown many applications for an inverted cascode in past posts. The 5692 is a commercial premium version of the type 6sn7 tube. The 6sn7 is basically two 6j5 triodes in one envelope.
They were part of the rca premium red line which had red colored bases. Weather station instruction manual table of contents topic page inventory of contents 3 features 4 setting up 6 wwvb radio controlled time function keys 15 lcd screen 17 manual settings 19 lcd contrast 20 time zone setting 20 daylight saving time onoff 21 time reception onoff 22 1224 hour time display 23 manual time setting 24 calendar. Just fwiw, the older super pros sp200, 210, bc779, and 1004 that everyone loved the audio from used a triode connected 6f6 as the driver and triode connected 6f6s for the outpoots. Two ants or sn7gs can be operated in a class b output stage with the two triode units of each tube connected in parallel to give a power output of 20 watts. Cutthe plastic tube to specific length asshown in the picture. I would really like to hear from any of you that have had positive results with interchanging the data with other models and will update this file to reflect those results. Speaker changes among the models have more impact on tone differences than most of the circuit changes.
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