I change this directory structure often and your links will not work correctly. The jj electronic 6v6s is another modern classic from jj. The tube is supplied with a selection of mounting clips and fixings to facilitate use in the widest possible range of applications. Brimar have marked the valve as made in england but the etched designation. Here are data sheets from three different mfrs of the 6j6 tube family pdf files. This is a suitable replacement for any 6j5 6j5g 6j5gt 6j5wgt triode tube type. This tube may be used with full input up to 60 mhz and with reduced input up to 175 mhz. The wide glass tube envelope is 29 mm diameter and excluding the io base pins measures 67 mm long. To improve the operating frequency two top caps are used, one for anode and one for the grid.
These newoldstock vacuum tube specifications are provided as. Home tubes 6j1pev ef95 6f32 pentode tubes lot of 10 new. Unlike the 19j6 or 5j6 tube, however, numerous manufacturers produced the 6j6 tube in great numbers. Tdsl tube data sheet locator indicates the following tubes are equivalents. Single ended class a 6v6 6j5 valve vacuum tube amplifier circuit. Known for their reliability and articulation, the jj 6l6gc is a great option guitar amplifiers and hifi stereo. You can find tube testers by searching for them online. Vacuum tube 6j5gt, triode, medium mu generalpurpose triode designed for use.
Additionally the 6j5 was developed into a vhf oscillatoramplifier and the resulting valves are 7193 and det20. Tubes should be tested in everything from vintage radios to contemporary guitar amplifiers, and its easy to put all of your valves through a tube checker. It is a small, sturdy, glassoctal heater cathode type used as an af power amplifier and modulator and as an af power amplifer and oscillator. The anode plates are formed to leave an oval cavity for the grid and cathode. The suitability of the 6dj8 for audio tube audio store. Because the technology is rarely used these days, expect quality storebought testers to cost a couple hundred of dollars. The 6j6 tube was part of a series of tubes of the same design, but different heater voltages. Check online tube stores and auction sites to find a variety of testers.
Thanks to max, the chance i have it, has increased considerably. Numbers shown in light yellow background are used in seriesstring configurations. Overall this tube has a warm and balanced tone with incredible. Essentially this valve is a development of type 6j5gt qv. There are many other tubes that can be used with the torpedo. Vacuum tube 6j5gt, triode, medium mu amplified parts. The 6883b 8032a 8552 vacuum tube is a small, sturdy, glassoctal heater cathode type used as an af power amplifier and modulator and as a rf power amplifer and oscillator. Construction refers to both basing size and the envelope hf means heater or filament voltage and current specifications. Thats why i will be using it in a stand alone phono preamplifier, which is based on the phono section of my octal preamplifier. The 6sn7 is basically two 6j5 triodes in one envelope. It will replace the 6n7 in that circuit for getting a lower output impedance to make that phono section usable stand alone.
See resistancecoupled amplifier chart at the front of this section. The jj 6v6 can even be used in place of a 6l6 in some amplifiers. This 6v6 has the standard rugged construction weve come to expect from jj which allows it handle much higher plate voltages than the typical 6v6 tube. In the 6j5gt triode the electrode assembly is formed on a glass pinch.
As a driver tube in a power amp it has just too little gain for a 2 stage design. Thanks to frank philipse for supplying the above pdf datasheet. Actually the code 7193 was never registered by kenrad. Numbers shown in light blue background are coldcathode tubes. For a quick test, inspect the tube for signs of damage and listen to the sound it makes. Vacuum tube 6v6, jj electronics antique electronic supply. Tube 6j5g or rohre 6j5g id2845, triode, vacuum, octal int. If you push a 6dj8 to 10 or 15ma, the result is a gm of 12,000 or so. The data sheet gives the design purpose as a uhf power oscillator with an output power of up to 20 watts in pulsed operation. I had this tube for decades and it is the kind of weird thing you dont want to exhibit. This tube is a killer by many aspects, it has the cv1067 gec qualities with a much more authoritative presentation and a wide but realistic sound stage. The jj electronic 6l6gc is the classic pentode built with the rugged construction that only jj could deliver. The first successful tube of these octals was the 6j5, which was already covered in its own tube of the month post. The result better mids and bottom while keeping the smooth top of the classic 6v6s.
The preferred oem tube of 50sera fender tweed champ and deluxe amplifiers the tungsol 6v6 has a geometry designed to safely handle the higher voltages used in guitar amps plus heavier plate and grid materials. Vacuum tubes are an older technology not often used today, but they still show up in some amplifiers and other devices. Type 7193 is the american version of this wwii vhfuhf power amplifieroscillator. No fluorescent fitting is required power input to this product is via a safe, 24v dc wire feed into the rear of the tube. Electron devices svetlana 8200 south memorial parkway huntsville, al 35802 usa phone. Tube 6j5gt or rohre 6j5gt id2981, triode, vacuum, octal int. Using two of them cascaded or two halves of a 6sn7 provides way too much gain. Originally released in 1939 it was officially registered in 1941 by rca and sylvania as the glasscased 6sn7gt, originally listed on page 235 of rcas 1940 rc14 receiving tube manual, in the. The 6146w vacuum tube is a ruggedized military version of the 6146 family of tubes. Vhf triode with octal base and dual caps, for grid and anode.
Be aware that the tube makers control the mu more tightly than the gm and rp, so dont rely too heavily on the gm. 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. May 06, 2016 i had this tube for decades and it is the kind of weird thing you dont want to exhibit. 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. Although it is a very nice tube, i rarely find it to match my needs. A perfect tube with no excess or 1f noise has a minimum grid noise resistance of rn 2. The highs are clear and responsive with warm mids and tight solid lows. The output of this small amplifier in which a 6v6gt output pentode is connected as triode is about 4.
The 6p5 second tube in the photo above had a lower amplification factor again, similar to that of the 56. Several construction issues were considered in the building of this amplifier. The envelope is a glass tube the width of the octal base. British made by gec in hammersmith uk, this is the best sounding 6j5gt 6j5wgt triode tube type. An ultrabright led lighting tube with a diameter matching that of a t5 fluorescent tube. Among the full equivalents for the 6j6 tube are many variants of the 6j6 itself. The museum has examples of this valve in the classic g version and the original 1930s metal envelope. Thats why i prefer tubes like 6n7 as drivers for small output tubes. Vacuum tube testers if youre working with any kind of vacuum tube assembly, then youll need to have a tube tester on hand to make sure that all of your valves are working properly. Typical operating conditions are shoun in the, 6f5 and 6f5gt. High power supply voltages, large and leaky inductive components, and high temperatures are among these considerations. The three tubes on the right are variants, a 6j5g, a 6j5gt and a metal 6j5.