12k5 tube equivalent

 12k5 tube equivalent. Each diode can be used independantly of the other or combined in parallel or full-wave arrangement. Javascript must be enabled to use this site. 6H2N - EB (EV) / 6N2P - EB (EV) tubes make great replacements when re-wired. Feb 18, 2018 · Joined 2009. Most vacuum tubes require 100-300 VDC to operate, which sometimes presents a hazard for experimenters — young and old. 2A3: 2. Code: 12K8U. May 29, 2012 · Amperex 7316 Long Plates Foil Getter. Title: 12K5 Author: Brimar Subject: DPo-FP-2006-04-09 Created Date: 4/9/2006 2:48:10 PM The ’12AU7′ Tube. The amp features a complete vintage tube set, with a matched pair of RCA 6V6s, a USA-made Tung Sol 5Y3 rectifier, and Tung Sol and Amperex valves in the preamp. 0036 (3b)ERW Only A216 C-Steel Casting Suitable for Fusion Welding for High Temp. Radio tubes are valves. See full list on junkbox. Apr 6, 2014 · 12AV7 is a high-current tube like 12AT7 and 12AU7, but it has ra like a 12AU7 and mu that is in-between. We find this incorrectly! [/size] [size=x-small] Unfortunately will the notion "equivalent" not be interpreted the same by everybody. The tube is quite pokey and sections can even be connected in Feb 2, 2003 · The amount of audio output power isn't much, about 50mW. A 150-watt incandescent bulb produces 2600 lumens of light, while an 18-23 watt LED gives off the equivalent. This tube is also like a 12AV7 and will work wonders in any 12AT7 spot, and may be just the ticket if you want to boost the gain of a 12AU7 circuit” Read. ca. GE 12K5 Audio Frequency Tube. The Bold listings are shown as equivalents in a tube manual, and could probably be sustituted without any changes other than rewiring (but check dissipation rating for power tubes!). 12DK6: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse. It requires a miniature 9-contact socket. While my Tube Buffer is in-transit, I have been researching tubes. Also, a label will sometimes (but not always) tell you that an LED bulb has an equivalent brightness. My guess is it is rated at the higher compliance but it's still a little weird, IMHO. These are the bit of metal that you fit the pump nozzle to in order to inflate them. IT is NOT the same as a S2001. 12BK5. 3V tap that is present on all 12A*7 tubes. The 12K5 is capable of putting 1/4 watt into an 8 ohm speaker through a 600:8 audio output transformer. 6+6. Each. The lower gain of the 12AT7 and 12AU7 also allows them to have a higher headroom, which can provide a warmer and cleaner sound. Additional info. din bs en afnor uni une ss gb a570. Only two components differentiate the bright and normal channels, with the latter having a 0. There are 4 tested and available for immediate delivery. New-Old-Stock (NOS) tube. ElectronTubeStore. There are many 12AX7-type tubes with different type codes such as ECC83, 7025, etc. Toshiba ECC88 / 6DJ8 Preamp Vacuum Tube. Feb 21, 2024 · To use these as 12AX7 replacements you have to wire two tubes in series to get the 12 volt equivalent. (1 Review) USD $‎69. 12K5 Vacuum Tube. Filament. Base. 5V htr. #11. This tube has the classic 12AY7 tone. 0. Not a S2001. Octal, IO) K8A, USA 1935 and Power/Output shown. To prevent damage to equipment, it would be wise to double check with a good tube manual before actually doing a substitution. Feb 21, 2024 · Various USA Manufacturers. Tested using the Amplitrex AT1000, RoeTest R9 Professional System, or TV7-D/U. : Folks, : : Have been fascinated for several years by the tubes designed to operate with a 12V Ep: for car radio use. What you are looking for is this I believe: - Test/picture taken from here. Car tires, and many bike tubes, will have a valve known as a Schrader. USD $‎7. Various brands. pdf More Information: 12K5 data. Decware rec all these tubes in its amp: This amp uses a pair of 6N1P's driving a pair of EL34 output tubes. [rmxtube-en] Data Compliance. Using a tape measure or ruler, measure the tube from the table top to the top of the cap. The 12BL6 is a miniature remote-cutoff pentode intended for use as a radio-frequency or intermediate frequency amplifier in automobile radio receivers. 95. Preferred Series 274B / 5U4G Rectifier Tubes - www. Can be used anywhere. You only have 390V per plate on that rectifier and, AND the 5U4G is the lowest voltage rated of the 5U4s. In this guide, you’ll learn about the best tubes that are compatible with and equivalent to Product is available since 12/30/2012. Many sellers claim that 6N1P tube is 6DJ8/6922 CHOOSE FROM 3 OPTIONS: 1. Is the 12K5 tube equal to the tetrode section of 12AL8? In appearance and dimensions they look the same, both introduced at about the same time and both space charge tubes. Another page about low-power output audio amplifiers using space charge tubes. I made this list of equivalents for the 6J1's that the B-284 and the CD-2 use. 59 out of 5) “ An industrial, computer rated dual triode…. The 12AU7 is also used quite often in the “phase inverter” position of the amplifier, because of the high fidelity and great headroom that it provides. Jun 8, 2018 · The 12AU7. There are 6N3P, 6N3P-E, 6N3P-EB, and 6N3P-DR variants. Yes, exactly. 6V heater supply. Resonamt frequency of each unit is Identical to. P65Warnings. There are many tubes that you can use as many have higher ratings than a 5U4G and almost every octal rectifier of high enough ratings will fit right in. 6 Volts / If 0. Those are four 100ohm resistors wired in parallel to give (close enough to) 22ohm cathode resistor which I didn’t have at the moment. 6F3P is advertised as being equivalent to 6BM8/ECL82. The European designation is EF95. The original tube chart is intact, retaining the "OD" stamp which translates to April of '65. It requires a miniature 7-contact socket. 02uF. The tube is specially designed to operate with its plate and space-charge-grid voltages supplied directly from a 12-volt storage battery. If you aren’t careful, you could get a nasty shock if a finger brushed against a 300 volt terminal. It requires a magnoval 9-contact socket. JAN-GE 5654W. 5A load so I added a 1. But efficacy varies greatly from manufacturer to manufacturer, so it’s best to check the Lighting Facts label and try to match lumens. The 6J1 tube found in the Yaqin CD buffers can be replaced with this 5654 tube for superior performance. 0401 c15 080m15 – cc12 c15, c16 f. 19 does not show an equivalent for the 7591. 6V Filament Current: 400mA Plate Voltage: 30V Datasheet: 12K5. Top: CDFH (D and H bold) Bottom: EG (G bold) The Howard W. The table below details similar grades to the most commonly used engineering steels. Voltage Regulator. MFR: Raytheon, RCA, Zenith, CBS SKU: 12K5 New old stock * No longer available for export. 6 Ampere / Indirect. Quantity in Basket: None. Since my available DC power supply is rated at 19. 12K5: MK buizen handboek Frank Philipse (Wildcat mirror - Jörg Jan Münter) 12K5 : 12K5. com 12K5 tetrode tube [VT-12K5] - Type 12K5 tetrode tube, new old stock, boxed. JJ Electronic 12AY7 - This JJ 12AY7 tube is built in the same design as their ECC83S tube but is very different in terms of tone and gain. From what I read about the 5879, I don't think it needs upgrading. Sams Tube Substitution Handbook No. Posted on May 29, 2012 by tubemaze. com. Aug 29, 2004 · Aug 29, 2004. 37-2 4360 40 c – e 24-2 ne – – 1311 15 1015 – 1. Vf 12. Tube 25CD6 or Röhre 25CD6 ID79922, Beam Power Tube, Octal (Int. The mu is more like 35 at a similar operating point, as opposed to the value of 41 given on the data sheet. Nov 24, 2022 · An example would be “700×18-23” which would be a tube that can be used for tires from 700x18c up to 700x23c. We may have more in cases that have not been tested and logged into our inventory yet. 36 x inch. net . 3 Tube prices (visible for members only) UBC41: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse. : 6. USD $‎39. 15 Ampere / Indirect / Specified voltage AND current AC/DC. This type is identical to type 12AX7A except that it has a controlled equivalent noise and hum characteristic. A centre tapped heater permits operation of the tube from a 6. Features include very low distortion, medium transconductance, higher plate voltage, dissipation rating and larger cathode than 6DJ8 types. is a capable well made vacuum tube which will deliver good results. Opens in a new window or tab. Westinghouse 12AY7. You will find thousands of tubes or valves with interesting links. Based on the prev. As explained in Everything You Need to Know About 12AX7 page; these tubes are really the same thing. Tungsram E88CC / 6922 Preamp Vacuum Tube. 35Y4 is a rectifier tube. Elekit TU-8200DX Stereo Tube Amplifier Kit; Elekit TU-8200R Stereo Tube Amplifier Kit; Elekit TU-8500 Stereo Tube Preamplifier Kit; Elekit TU-8550 Stereo Tube Preamplifier Kit; Elekit TU-8600S 300B Tube Amplifier Kit - Lundahl Version; Elekit TU-8850SE Stereo Tube Amplifier Kit; Elekit TU-8900 300B/2A3 Tube Amplifier Kit; Elekit TU-H82 Hybrid Tube used as a detector or amplifier. 06 x 1. RCA was responsible for designing and manufacturing many important valves such is the 6V6GT, 6L6GC, 7027a and the super EL84 The speaker is a vintage Oxford 12K5-6 ceramic magnet driver with a blue Fender foil label on the magnet, and while correct for this model, the speaker has been recently installed, dating to the 13th week of '66. E is a bit higher grade than regular 6N3P, where EB is for high reliability, and DR designated tubes are the highest durability grade. 36 stkm 12a stkm 12c 1. 0038 rst. There are several varieties of tetrodes, the most common being the screen-grid tube and the beam tetrode. There is a major difference. gadget73 said: I believe the KT120 is a New Sensor / Tung-Sol development, its not an old production tube. Soviet 6N3P was produced at several tube factories. Mostly the differences come down to minor spec variations and that 6P14P tends to last quite a bit longer. jnsvintageradioandtubes (3,276) 99. These are the famous ‘Voskhod Rockets’ and were made to Military Steel Grade Equivalent. 00 out of 5) “The long plate tube pretty much sounds like a long plate Amperex 12AU7/ECC82 of the same vintage, which is softer/more lush. 83A wallwart which gives slightly over 13VAC under appox. Jun 23, 2013 · The idea that has been suggested is to wire the heaters of the two 12K5 tubes in parallel, then run that in series with the 12AT7, using the 6. Tetrode. The 6N1 (Chinese) / 6N1P (Russian) have a higher heater current draw at about 600mA, the ECC85 has a 435mA heater current draw. The four electrodes in order from the centre are: a thermionic cathode, first and second grids, and a plate (called anode in British English). A 100-watt incandescent bulb produces 1600 lumens of light, while a 12-14 watt LED gives off the same. The GE 12K5 is a quality tube perfect for your application. Make sure you measure your tubes! To measure a tube, place the tube on a table standing on its pins. The short/simple answer is: “Not much!”. discussions here it seems that some 12B4 incarnations might be somewhat problematic, hence the Equivalent vs Substitute. Miniatur-7-Pin-Base B7G, USA 1940. Maybe this will help. 0 P235TR1 A 53 Grade A 1. The Decware Zen Triode Integrated tube amplifier model SE34I. Description. The KT-88 is a tetrode, and the 6550 is a pentode. Plate: 20. A tetrode is a vacuum tube (called valve in British English) having four active electrodes. The column on the left shows some of the steel grades stocked by Hillfoot, while the middle columns show grades with similar chemistry, and the two columns on the right display grades for potential substitution. All three tubes are compatible. The 6AL5 Vacuum tube is a miniature, high-perveance type used as a detector in FM and television circuits. 3. Feb 21, 2024 · The Russian 6N15N / 6P15P / 6N15P Tube is a miniature glass type pentode made for output stages of high frequency amplifiers. Dec 31, 2011 · Radiola WD tube socket - for WD-11 or equivalent tube. Later on PL519 tubes replaced the 40KG6A and PL509 tubes. Shipping Weight: 0. New (Other) $5. 27 & 182 Babani, International Radio Tube Encyclopaedia 12K5 Author: Tung-Sol Subject: FP-2004-09-04 Created Date: 9/3/2004 9:24:29 PM Title: 6AQ5 5AQ5 Author: General Electric Subject: JA-FP-2000-11-04 Created Date: 11/4/2000 4:55:17 PM The 12K5 is a miniature space-charge-grid tetrode intended for use as a driver for the transistor power-output stage of automobile radio receivers. Type Substitutes Base Diagram; PX25: P27/500, LP25, CV1040, RD27AS, VT104_GPO, DO24, P16, RD25A, TF104: Web References: PX25 (Osram) @ Franks Electron Tubes? PX25 Feb 21, 2024 · The 7025 Vacuum tube is a miniature type used as a phase inverter or resistance-coupled amplifier in high-quality, high-fidelity audio amplifiers. The stock Oxford 12K5 speaker is intact with a clean frame and date code from the 43rd week of 1961. The ’12AX7′ Tube. You even can look up radio models with a certain tube line up. com The thin glass tube envelope is 18 mm in diameter, and excluding the B7G base pins is 59 mm tall. Replaces the 5654 tube or 6AK5-W tube types. RCA / 5879--BELL & HOWELL RCA. Maybe try some pentodes like this: - Aug 9, 2010 · The following should be direct substitutions. Price: $1. The 12AU7 has the smallest, at just 20. Assorted brands in stock. 50 inch: Weight: 34 g / 1. Feb 18, 2024 · If you need to change the 6J1, the American equivalent of the 6J1 is the 6AK5 or 6J1P-EV. Premium: A ruggedized 6N1P called 6N1P-ev by former Voskhod Factory, Russia c. pdf (52264 bytes) , 12K5. It provides another option for those that want to drop front-end gain and still have warm sweet tone. 3=18. Do NOT use EL84 or 6BQ5 tubes! These tubes need to have two pins shorted to work. At the same site, don't miss Sopht 12K5 Theory, which includes curves and biasing advice for the 12K5 "power" tube. #5. 7%. The 12AU7 has the lowest gain of these three, with an amplification factor of 20. pdf (74320 bytes) Pipes / Tubes Material number EN ASTM Non-alloy 1. pins / tip. 40. This tube is especially suited for use in resistance-coupled voltage amplifiers, phase inverters, multivibrators and numerous industrial control circuits where high voltage gain is desired. 1619, 1624: 2. And as far as I can tell the 12k5 doesn't exhibit this characteristic but it may be documented somewhere else. They all are equivalent to 12AX7 tubes. This tube has a mu factor of 60, as compared to the higher gain 12AX7 with a factor of 100, and the 12AU7, with a mu of only 20. 5VDC, 12. Price is for a Single Tube. Note: brands may vary. Using the 7:1 ratio, simply divide 60 watts by 7 to get roughly 9 watts. The others range from close to somewhat similar best to compare data sheets before trying. This tube finds use as a phase-inverter/splitter in push-pull amplifier circuits in ac/dc radio equipment and in many diversified applications such as multivibrators or oscillators in industrial control devices. 87 x 2. Socket terminals 1, 3, 6 and 8 should not be used as tie points; it is recommended that socket the clips for these pins be removed to reduce the possibility of Feb 21, 2024 · The 40KG6 Vacuum tube, also known as a PL509, is a magnoval type used as a horizontal-deflection amplifier in color tv receivers. There are other loktal tubes that are the equivalent to the ones Feb 21, 2024 · The 6H1N-EB / EV ~ 6N1P-EB / EV Tube is a small signal dual triode intended for use as a line level amplifier or driver in high quality audio amplifiers. There are also tubes that can substitute for 12AX7. 01uF capacitor on its separate tone control rather than a 0. Except for pin 5, it will fit the same socket connections as a 50C5. Dimensions (WHD) incl. BEST NOS GE 5670 396A BLACK-PLATE "D" GETTER🎵AUDIO NOTE🎵MATCHED-PAIR 1952 USA! $106. 5. 2. Required params are low internal resistance and good anode current - in this respect 6S19P and other small regulators will fit, as well as 5687, 6N6P, 6N30P. Sep 11, 2014 · Equaliser. They are used extensively in revolving Lesile speaker systems and are often associated with Hammond organs and guitar amplification systems. 22 x 60 x mm / 0. Amp is powered using 12VAC@0. 7ohm 1W resistor in series with the heaters. Title: 6J4 Author: Tung-Sol Subject: FP-2004-05-23 Created Date: 5/23/2004 11:42:20 AM Loktal base All American tubes. Feb 24, 2023 · 6P14P versus EL84: The Simple Answer. Feb 21, 2024 · The 0C3 / OC3 Vacuum Tube is a glass octal type cold-cathode, glow-discharge tube used in voltage regulator applications. . Jul 2, 2014 · KatieandDad said: I think the 5879 is similar to the EF86. Read. Quantity pricing for 100 pieces or more is available, please inquire. Then there is the tetrode version of the EL-34, the KT-77. 14B6 is a detector/1st AF/AVC tube. References: Data-sheet, 1040 & 3002. 3V or a 12. 2 Tube prices (visible for members only) Information source. You can use 6L6GC where any of the other tubes are used, so if Feb 21, 2024 · The 6CJ3 / 6CH3 / 6DW4B Vacuum tube is a novar type used as a damper tube in horizontal-deflection circuits of black-and-white television receivers. () No Reviews yet. Sep 17, 2019 · The equivalent to 274B are the 5R4-GY and the 5V4 and aren't interchangeable with 5U4Gs. For an Extended Life tube, use 6N15N-EB tubes. A 6146B is the same as a S2001A tube. Pinout looks to be the same, but I didn't look at the specs. Dec 10, 2023 · The 6BQ5 is the American equivalent of the European EL84. Find many great new & used options and get the best deals for 12K5 NOS Vacuum Tube RCA Tetrode at the best online prices at eBay! Free shipping for many products! Feb 21, 2024 · If you are using 6N45C, 6N45S, 6P45C or 6P45S tubes, 6KG6A, EL509 and EL519 tubes may not allow you to put your cover back on your radio or amplifier. B+ is around 16-17V when rectified. This is a suitable replacement for any 12K5 tube type. Apr 14, 2009 · 2009-04-14 7:08 pm. Looking for a Tube not listed? If you can't find it, We'll find it for you! Email us at worldtubecompany @earthlink. thetubestore. Interestingly enough, there's this tube which states it can be used for both purposes. 9 would seem to work out rather neatly. 12DT8: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse. Jeff. (20 votes, average: 4. The 12AX7 is a miniature high-mu twin triode. 12K5 Tube, Space-Charge-Grid Tetrode, USA. The 12K5 tube used in the Knight-Kit was different. The 6146B is also called a S2001A. pdf (388273 bytes) , 12K5. 5V fil. The 12AU7 is a miniature medium-mu twin triode. 53: 2. Standard: 6N1P by former Novosibirsk (NEVS) Plant, Russia c. F Wright (Wireless Specialty Apparatus Co), Nov 25 1924 (filed Apr 4 1923), 439/655 - specifically for using the UV 199 to replace the WD 11. gov. Service WCA J02502 SCPH1/SCPH1 D4107/G5151 - GS-C 25 17245 1. This is a tube developed by New Sensor for their Tung-Sol brand. Thought I would post it in case someone else would find it useful. usa aisi/sae jis w-nr. According to us, must a tube which can be used as equivalent, be at least for 95% have the same parameters as the tube he must replace. JAN-GE 6072A. #9. 6AK5 variants include 6AK5W, 5654, and Western Electric 402A. Smile! The 12J8 is a 12 volt output tube that doesn't use space charge and manages about 20 mw. Email me when back in stock. There are no other KT120 brands for that reason; although it is possible the Chinese came up with something similar. Tubes in the "Tube" column are directly replaceable with tubes in the "Replacement" column. We would like to show you a description here but the site won’t allow us. Tube is tested and guaranteed 30 days. It requires a novar 9-contact socket. THESE TUBES COME WITH A 30 DAY GUARANTEE. 2018-02-18 11:22 pm. (17 votes, average: 3. Miniature space-charge-grid tetrode intended for use as a driver for the transistor power-output stage of automobile radio receivers. IT is NOT! I repeat . For more information on 6922 vacuum tubes including pinouts, ratings, application and possible substitutions visit 6922 in Wikipedia, 6922 in Duncan Amps, and 6922 in The Tube Directory. #10. 20 oz: Tube prices: 2 Tube prices (visible for members only) Information source: Essential Characteristics, GE 1973 Tube Lore (II) p. Tube prices. 50A5 is an audio amplifier tube. It’s also worth taking a quick look at inner tube valves. or Best Offer Welcome to TubeDepot. It is mounted in a 9 pin socket. It requires an octal socket. Noval, 9 pin miniature (USA pico-9) B9A. Similar to that of a transistor radio. Mar 29, 2019 · Mar 29, 2019. “6414’s are still used by Tube B 405 or Röhre B405 ID2744, Triode, vacuum, Europe 4-Pin B4 (Eu A, E, 4A) 1914 and Power/Output shown. Don Black. The tube is specially designed to operate with its plate and screen voltages supplied directly from a 12-volt storage battery. “The Amperex 7316s don’t sound as good as the much more common and real world priced Siemens The Raytheon 12K5 is a quality tube perfect for your application. Feb 21, 2024 · The Matsushita S2001A Vacuum tube is a power output tube. These are famous tubes for Yaesu transmitters. If you need more than the quantity available, please Email us at worldtubecompany. One of the most famous American Valve manufactures of all time. The reverse will not necessarily be a correct replacement. 38 Pounds. Jul 22, 2009 · If he is using a Heathkit IT-17 tube tester, the Supplemental Test Data Sheet lists the 7591 as follows: Type: 3. SJI K-SERIES OPEN-WEB STEEL JOISTS: 10″ Deep Steel Joist: 10K1 (Note: 8K1 joists no longer listed by SJI) 12″ Deep Steel Joist: 12K1, 12K3, 12K5 The Russian 6N3P came in different grades. More Information. Sep 4, 2022 · From the table, a 9-watt incandescent bulb is equivalent to a 1-watt LED bulb. Mar 10, 2010 · This tube is sometimes called the equivalent for 6DJ8/ECC88 or 6922/E88CC. 0570 St 52-3 S355J2H (1. 6L6GB / 5881 - 25W version. 111 1350 15 Feb 27, 2012 · Raytheon 6414 Black Plates. Trending at $125. Replaces 12K5 tube types. WARNING:Cancer and Reproductive Harm- www. The power cable is a modern three-prong variety as well. This is a typical tube line-up for Loktal tubes: 14Q7, 14A7, 14B6, 50A7, and 35Y4 14A7 is an RF or IF amplifier. Mar 30, 2015 · Checkout the 12k5 data sheet here. There has been many 6L6 variations, but the most common ones today are: 6L6GC - 30W version. Within its maximum ratings, the performance of the 12AQ5 is equivalent to that of the larger type 6V6 and 6V6GT tubes. Type 12K5 was first introduced in 1956. This is used much less as a preamp tube and more often as a driver for spring reverb. 12K5 Low Voltage Vacuum Tube. The 6H2N-EB Vacuum tube, also known as a 6N2P tube has a slightly higher gm then the 12AX7 / ECC83, giving it more power and authority than the 12AX7 / ECC83. The 5E3’s zero gain cathodyne phase inverter was abandoned in favour of a long-tail pair type, with a 12AX7 that’s able to push the power tubes into overdrive. 1 Ampere / Indirect / Specified current AC/DC ~ = (Series working) Dimensions (WHD) incl. The tetrode's came about to get around patents at the time I think? The EL-34 was a Mullard design, and the 6CA7 was the American version. The 12AQ5 Vacuum tube is a miniature type used as an output amplifier primarily in automobile receivers and in AC-operated receivers. You can also consider tubes such as EF95, M8100, 6AK6, and more. net Or call us at 253-756-6489 The ’12AT7′ Tube. In all practicality, these are all 12AX7. A 60-watt LED equivalent is 7-9 watts. However it is a low voltage tube/valve so I have my doubts. Sep 12, 2023 · The biggest difference between these power tubes is the amount of gain they will provide. I would not suggest others trying the ECC85 as a drop in replacement for a 6N1 because it is not. It is especially useful as a ratio detector in ac-operated FM receivers. You can use 6N2P's, 6DJ8's, 7DJ8's or 6922's in place of the 6N1P's. Fil. Pin 2 is the control grid, and pins 5 and 6 of the 12K5 are the space charge grid, which connects to B+. 1980s NOS. Posted on February 27, 2012 by tubemaze. Vintage Car Radios. EIA Base: 7FD Filament Voltage: 12. Common Types and their rating. This is pretty common for Russian small-signal tubes. Note that the 12AV7 data sheet values are quoted at 150V instead of at 250V like the others. 14Q7 is a Converter/oscillaton tube. The 12AT7 is a miniature, high-mu twin triode designed for use as a grounded-grid radio-frequency amplifier or as a combined oscillator and mixer at frequencies below approx 300MHz. The 12AX7 has a gain factor of 100, while the 12AT7 has 60. Can only be used on amps that call for 5881. 0619 - WCB J03002 SCPH2/SCPH2 D4107/G5151 - - - - (3) A217 Alloy Steel Casting for Pressure Containing Parts Suitable for High Temp Tube Equivalents > 6J1 > 6AK5 ? kcoc321 Posts: 1,788. 1516837 Thermionic-tube Adapter, C. Electrical Data: Feb 21, 2024 · 12K8 / VT-132 Tube ( UT ) Valve. Essential Characteristics, GE 1973. January 2010 edited June 2013 in Electronics. Availability: Usually ships within 24 hours. 1980s. The Sopht Amp in Santa Cruz. The same output tube section as the 12K5 was also used in the 12AL8 triode tetrode and 12DL8 duo diode output tetrode. 19, 1J6:: 2. Raytheon 12K5 The 12K5 is a miniature space-charge-grid tetrode intended for use as a driver for the transistor power-output stage of automobile radio receivers. 0254 St 37. 00. GE 12K5 Miniature Space Charge Tetrode NOS Amplitrex/TV7 Tested. CALIFORNIA PROPOSITION 65 WARNING. Please report any errors. 2000 Hrs Life Expectancy. Vf 14 Volts / If 0. SKU: NOS-12K5. pins / tip: x 103 x 38 mm / x 4. A typical operating life for 6P14P is approximately 10,000 hours, whereas the average new-production EL84 tube has an expected life of 3,000 to 5,000 hours. ”. 0V fil. The output tube is a space charge tetrode, a 12K5. The 5670 has similar specs to the 6N1/6N1P but the socket needs to be re-wired. 0576) – Feb 23, 2007 · I'm contemplating using 12B4 in the output position of an Aikido pre. Condenser Tubes K01807 STBH510/STB52 D3563/G3461 (24) St 37-2 1626 1. See also 1956 adverts. KT66 - A 30W variation of 6L6, requires higher heater current. Karel De Reus †. kx yq qz gd qy ut vr wh wi ri