Electron tube data sheets electron tube data sheets. 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. Shop our great selection of vt100, cv124, 5933, cv1060, cv1572, vt6, cv659, fu25, vacuum tubes now. I decided to perform some basic amplifier measurements on the edcor 6av5 combination. The wla12a is the only tube preamp ive ever heard, so im trying to match experience with book learning here to figure out how such a circuit might work and possibly to build it.
One is a high gain, low power unit intended as an amplifier or oscillator, and the other is a higher power unit intended to drive the magnetic deflection coils on the back of a crt. I am a noob, and i think it is 225 volts from the 260 volt supply, but correct me if i am wrong. Electron tube data sheets electron tube data sheets, valve, tube, electron tube, vacuum tube, diode, triode, tetrode, pentode, hexode, heptode, octode, enneode. The 11v tube may run a little hot, but unless you have an enclosed cabinet full of them i dont think itll be an issue. The highmu units amplification factor makes it a perfect partner to provide the voltage amplification for line level signals. Hey gents, on woos site on the wa6se page, 6em7 tubes can be bundled as an addon with the unit described as the ultimate driverpower tube for the wa6se. I try to concentrate on popular andor readily available tube types. Purchase 6em7 6ea7 tube vacuum tubes online, in stock and ready to ship.
Diy audio projects forum vertical 6em7 portable amp. The 6k4 64 tube intended for controlled voltage amplification of high frequency. My earliest perception that there was something different in listening to a valve based, singleended headphone amplifier, was the odd realisation that i was typically using the headphones ten or more times as often as i otherwise would, and then for ten or twenty more times as long. The lowmu units plate dissipation of 10w and low plate resistance make it especially suitable for low power output duties. The technical data is contained in the highresolution color scans of over 20 original catalogs from 1958 to 1963. Compare an early data sheet with that for the 6sn7gtb. Tubes in the tube column are directly replaceable with tubes in the replacement column. Matched quad of nos nib sylvania 6em7 6ea7 vacuum tubes 2 matched pairs. The 6em7 is a single tube envelope containing both a lowmu triode and a highmu triode. An additional gain of about 20db is provided by two sections of a single 6sn7 connected as an srpp amplifier.
These tubes are a full wave rectifiers, electrically equivalent to the original western electric historical tubes. The 6v6 lacewood amp was designed and built in the first half of 2011. The 6em7 double triode was purpose designed for 525 line american. Vacuum tubes, sockets, capacitors, nixie and electron tube accessories. My earliest perception that there was something different in listening to a valve based, singleended headphone amplifier, was the odd realisation that i was typically using the headphones ten or more times as often as i otherwise would, and then for ten or twenty. True nos mullard britain type 807 black plate vacuum tube the 807 has to be one of the best underrated tubes in the market. This is a small envelope tube which is still in production by a number of manufacturers. Thanks to max, the chance i have it, has increased considerably. Its essentially a 6l6g with a plate cap and different pinout.
At the bottom of this page youll find some links to other tube datasheet sites in case you cant find what youre looking for here. The driver is the small signal triode section of the 6em7. Due to coronavirus covid19 we have limited staff working on location. The first was that it was partially an experiment to see if an alternating current filter supply would cause 60hz hum. As a three tubes amp, its using one rectifier and two 6em7 tubes. Df6na russian tubes datasheet gixx, gsxx, guxx, ylxxxx, thxx, rwxx. Make offer matched quad of nos nib sylvania 6em7 6ea7 vacuum tubes 2 matched pairs.
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. At that time there were two important aspects to this build. Once an obscure tv tube, the 6ea76em7 has really made a comeback due to its usability in high end audio. Tube, 6ea76em76gl7 6em7 tube, 6ea76em76gl7 double triode. The low plate resistance of the low mu section also makes it very suitable as a line stage output. A quick check of the data sheet shows that the peak inverse voltage for this tube is 1200v and the max current is 500ma, both values provide significant margin. Tube 6r7 or rohre 6r7 id2984, double diodetriode, octal int. You even can look up radio models with a certain tube line up.
The clean output power from the 6em7 set amplifier is 2. Our tubes are always tested, matched and guaranteed. Links to tube data are mostly to the wonderful nj7p tube data site. Two sections in one bottle, one of them is a little preamp triode with ra of 40k, 330 max plate volts, 66x amplification and a 1. I know that jack knows his stuff and isnt interested in making broad claims, but can anyone comment that this style of tube is. This list is biased by the tubes that i have encountered during the repair of the many tube amps that have come to my repair shop. A pdf at the end of a tube description is a link to a pdf of the tube s full data sheet, which generally contains characteristic curves for the device. Receptor for emission frequency modulated fm control its electrodes are connected to the output. Datasheet of triodes, diodes, penthodes,tetrodes, vacuum tubes.
The number one unit is a high gain low current design for service as a frame oscillator whilst the number two unit is a low voltage high current design for the vertical output stage driving the deflection coils. The life of the tube at maximum conditions may be shorter than at less severe conditions. The 6e1p 6br5 em80 magic eye and other indicator tubes. You will find thousands of tubes or valves with interesting links. All tubes new, military equipment and have otk mark.
Basis is a 6em7300bpp no feedback schematic by garyw see link below. The wide glass tube envelope is 29 mm in diameter, and excluding the io base pins is 69 mm tall. A pdf at the end of a tube description is a link to a pdf of the tubes full data sheet, which generally contains characteristic curves for the device. Since the 6em7 tube itself is indirect heated and theres no separated slow start circuit, recommendation is to use a indirect. The other big brother is a lowishmu power triode, 10w max dissipation, ra of 750 ohms, 330 max plate volts also, and 50ma max current 175ma surge. From the 6em7 data sheet it looks like the maximum plate voltage for the power triode section is 150.
This amplifier is based on a tube intended to drive the vertical deflection circuits in larger televisions, the 6em7. We carry all of the major brands in nos, vintage and new production vacuum tubes. Franks electron tube page tube data sheets, tube basics, tube. I designed and built a vacuum tube amplifier using the 6em7 tube in. Im using ltspice and psud2 to model a 6sn7 linestage preamplifier inspired by george wrights wla12a line preamp. I have a question about the power triode output section of the 6em7 tube used in this amplifier. A 6em76ea7 headphone amplifier a conventional, singleended topology developed as a testbed introduction.
The 6em7 tube has two dissimilar triodes in one envelope. Tube 6em7 or rohre 6em7 id4818, double triode, octal int. Matt describes the design and construction of a 6em7 singleended triode set amplifier. Find great deals on ebay for tube 6em7 and 6gf7 tube. The valve contains two triodes of different construction. These mullard black plates are as rare and lush sounding as it. When two or more tubes are used precautions should be taken to balance the plate currents. To prevent damage to equipment, it would be wise to double check with a good tube manual before actually doing a substitution. Make offer matched quad of nos nib sylvania 6em7 6ea7 vacuum tubes 2. Vacuum tube 6ea7 6em7, triode, double ce distribution. The singleended 6em7 ampifier is housed in a vertical wooden chassis styled after early tube equipment of the 1920s. Make offer sylvania electronic tube 6em7 vtg 40s or 50s. Double the above listed values of rectified current may be obtained from two tubes by connecting the two plates of each tube together, and using one tube in each side of the circuit.