www.audiotubes.com. BRENT JESSEE RECORDING & SUPPLY, INC. 1590 West Algonquin Road #111 Hoffman Estates, IL 60192 Voice Phone 847-496-4546, Monday-Friday 8AM to 4PM USA Central Time.
er diagram cheat sheet pdf
Rectifier. 6 Volt. 6CA4 - EZ81 - 6V4 -EZ80. 6CA4 - EZ81 - 6V4 -EZ80. Shop our great selection of miniature rectifier tubes. The 6CA4 and EZ81 are equivalent and can be used interchangeably. The 6V4 and EZ80 are equivalent and can be used interchangeably.
brass monkey fridge battery charger
rockefeller family net worth
bissell pet pro carpet cleaner
evinrude power pack troubleshooting
puffco peak pro sic insert
viper4android kz zsn pro
rogal dorn fanfiction
bawal bastos law essay
how to export from krita
toowoomba newspaper death notices
how to unlock samsung note 8
The EL34 is not a direct equivalent to the 6CA7. The EL34 is a pentode, it has three grids, while the 6CA7 is a beam tetrode, it has two grids and beam forming plates. ... I prefer the 6CA7's to any other power tube. They have the clean sparkle of a 6L6GC, the guts of a well driven EL34, but without the harshness that can come with 6550's, even.
massey ferguson pedal tractor
Substitutes: ECC88, 6ES8#, 6ES8, ECC189, ECC189#, 6FW8, 6KN8, 6922, E88CC, CV2492. The bargain priced PCC88, the 7 volt version of this tube, works nicely in the vast majority of 6 volt applications. I use them in a cocktail with their 6 volt brethren all the time for top results. You can still actually afford the Telefunken, Dutch Amperex, and.
Details about 1 Excellent Sovtek EL34WXT / 6CA7 tube #ZE13 See original listing. 1 Excellent Sovtek EL34WXT / 6CA7 tube #ZE13: Condition: Used. Ended: Jun 18, 2022. Winning bid: US $9.99 [ 1 bid] Shipping: $7.00 Standard Shipping | See details ..
central michigan university tuition 2022
Generic China : Music hall Shuguang EL34M (replacing EL34A EL34B 6CA7) Audio Vacuum Tube 1PCS for tube amplifier . Brand: Generic. 10 Days Returnable . Return Policy . Home and Kitchen 10 Days Returnable.
6AC7, Tube 6AC7; Röhre 6AC7 ID2684, Vacuum Pentode 6AC7 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. You will.
blender animation pose library
who knows me better questions boyfriend
gt7 prize cars
Each tube sample used for comparison was chosen because it measured in the middle range of idle plate current draw at the same operating point set by a Maxi-Matcher Digital Tube Tester: V a = 400 VDC V g 1 = − 48 VDC I a = 24 mA Frequency Sweep of.
sabvoton controller set up
New: 11/12/10. It now looks like the 6146 is the best option for a 6DQ6B substitute. It is likely that the 6146 will return similar figures under similar conditions to a 6DQ6B, but with an enhanced life from being under-run. From this table it would seem that 6CA7's are a suitable substitute, provided we take care of;.
The EL34 6CA7 and KT77 Tube; The EL84 6BQ5 and 7189 Tube; New Preamp Tubes. The 12AT7 ECC81 Tube; The 12AU7 ECC82 Tube; The 12AX7 ECC83 Tube; The 12AY7 6072 Tube; The 6DJ8 6922 Tube; ... Certainly a well made tube, and comes in perfect condition. Best 12AT7 to be found. Rated 5 out of 5.
kyb catalogue 2019 pdf
i helped a male mermaid but he took my body by force novel
12AX7 (also ECC83, 7025) High gain preamplifier tube with ultra low noise and detailed, musical tone. Unique spiral filament eliminates filament to cathode induced hum common on amplifiers that use AC on the filaments.
ankle monitor manufacturer
[Vacuum Tube Cross Reference Table ]Analog Metric www.analogmetric.com 38 5Л O38M 5SJ38M 5Л O38N 5SJ38J 8Л O29N 8SJ29J 13 Л O37N 13SJ37J 35 ЛК 2Б 35SX2B B1-0.1/30 E1-0.1/30 C Г1Л WY1 C Г2C WY2P C Г2Л WY2 [Vacuum Tube Cross Reference Table ]Analog Metric www.analogmetric.com 39 C Г3C WY3P C Г4C WY4P.
arc framework strategy
what is the voltage across r1 in the circuit shown
rdkit getsubstructmatches
the chariot and death combination
best oil for ej20
sms ag leader
write a program to calculate area of circle in java
custom item generator
chihuahua puppy okc
Find many great new & used options and get the best deals for Mullard XF3 EL34 6CA7 Tested Tube Blackburn, vacuum Tube Lampe TSF Röhre Valvola at the best online prices at eBay! Free shipping for many products! ... Mullard EL34 6CA7Equivalent Power Tube Vacuum Tube. C $62.69. Free shipping Free shipping Free shipping. One (1) NOS .022uF 400V.
Amounts shown in italicised text are for items listed in currency other than Euros and are approximate conversions to Euros based upon Bloomberg's conversion rates. For more recen.
best binoculars for sightseeing
alcohol penny stocks
commentary on mark 10
Location: New Orleans. Joined: June 4, 2000. Shuguang Treasure 6CA7-Z (black bottle) are the very best output tubes I have found for my Quicksilver amps. They surpassed 12 other sets I've acquired/used over time in head to head listening. I've included a link to where I purchased mine.
ymca hurricanes swim team
ronnie dunn plane crash
elastic beanstalk get environment name
pathfinder 2e book of the dead playtest
universities in usa that accept hnd for masters
famicom english roms
kern river fishing tips
1st Place (tie): Shuguang Black Treasure 6CA7-Z ($97.95 each) It's a photo finish with the Gold Lion KT77 and it comes down to personal taste and my factoring in price to the equation. This Shuguang might be, objectively and regardless of price, the better tube. This tube has slightly deeper bass than the Gold Lion KT77.
yup validation number greater than 0
differential antenna tuner
highschool dxd fanfiction dragon god
what is smoking crunk in jail
shadow pc ios controller
For that one, you'll have to describe the tubes physical shape or post pictures of them. "6CA7" is the old US equivalent to the European "EL34" tube designation, and generally they are equivalent substitutions, BUT there are soem MAJOR differnces between the two and you don't want to "mix'n' match" true 6CA7's and EL34's.
unit 8 quadratic equations homework 3 vertex form of a quadratic equation answer key
naruto dimension travel fanfiction
used nitro zv19 for sale
non vbv sites uk
olympus dao frontend
slugging tiktok
Audiophile Review - EL34 Family Tube Comparison. When Jon Esau of www.thetubestore.com offered a set of five EL34-type tubes for review (JJ KT77; JJ EL34 II; Svetlana EL34; Genalex Gold Lion KT77 and Mullard EL34) I jumped at the opportunity. We agreed that I'd throw a few of my own tubes, including the Tung-Sol EL34B and Shuguang 6CA7-Zs I.
custom golf cart roof
As I understand it the 6550 is an "American Equivalent" to the EL34. That said, there are also some fundamental differences like plate and screen voltages - the 6550 is considerably hotter. ... The Small Bottle EL34/6CA7 tubes are a Pentode type tube design , and sound much different with strong mids and compression than a Fat Bottle 6CA7 tube.
2007 case 445ct
Rectifier. 6 Volt. 6CA4 - EZ81 - 6V4 -EZ80. 6CA4 - EZ81 - 6V4 -EZ80. Shop our great selection of miniature rectifier tubes. The 6CA4 and EZ81 are equivalent and can be used interchangeably. The 6V4 and EZ80 are equivalent and can be used interchangeably.
apunkagames ghost of tsushima
ololo to reddit
cucv for sale in florida
giorno meets his family fanfiction
401 sussex street parking
vortex rifle scope reviews
venus in 5th house childbirth
www.audiotubes.com. BRENT JESSEE RECORDING & SUPPLY, INC. 1590 West Algonquin Road #111 Hoffman Estates, IL 60192 Voice Phone 847-496-4546, Monday-Friday 8AM to 4PM USA Central Time.
With over 400 reviews, you will find here a lot of information about vacuum tubes, vacuum tube related equipment, and other analog gear.Become a member... Skip to primary content. Skip to secondary content. Tube Maze ... Posted in 6ca7/EL34 | 1 Reply Shuguang 6n8p J-class tube China. Posted on November 30, 2020 by tubemaze. 1 (8 votes, average.
bank owned properties for sale victoria
Tube Amplifiers : Welcome to Hifi-Amplifiers.com! - Preamp,amp,tubes,Hifi Cable,CD player. ... YAQIN MC-13S 6CA7-T Class A Vacuum Tube Push-pull Hifi Integrated Amplifier. $643.19 USD $535.99 USD. YAQIN MS-77T Hifi 7027B x4 tube Push Pull Power Amplifier With remote control.
Its not easy evaluating something as subjective as sound.EL34 / 6CA7 / KT77 Tube Reviews - thetubestore thetubestore - EL34 / 6CA7 / KT77 Tubes. The EL34, 6CA7 and KT77 also have similar pin outs. Be sure to check out our EL34 / 6CA7 / KT77 tube reviews page for more information regarding the sound qualities of these tubes.
how does a covert narcissist act in front of you if he realises you have unmasked him
This pentode tube almost always produces a more mellow sound than the 6550/KT88, which usually delivers about twice as much output power per tube. a 6CA7, or a KT77 or KT88 which are beam tetrodes, the 6CA7 being the American-made substitute or the EL34 which was a . 92 out of 5 based on 13 customer ratings. Gold Lion KT77 vs KT88.
yasuo voice lines
should i jailbreak my ps4 2021
cisco 9115 ewc configuration guide
Two front panel 1/4″ headphone jacks. Headphone impedance switchable between 30-400 Ohms and 300-4000 Ohms. 2 x 300B Electro-Harmonix output tubes, 2 x 6SL7 Sovtek input tubes, 2 x 5AR4 Ruby rectifier tubes, 2 x OD3 regulator tubes. Frequency Response: 5 Hz to 50 KHz 1dB. Output Power (100 Ohm Headphones): 1W (10 V RMS).
635 and 75 dallas map
aerway aerator reviews
concealed carry chicago
ez pawn grace period
bltouch printing in air
cisco 3850 cpu specs
poem generator with words
purebred dexter cattle for sale
disposable delta 8 vape reddit
EL34 / KT77 / 6CA7 Popular in high powered audio and high end guitar amplifiers, characterized by greater distortion at a lower power compared to other power tubes. Electro Harmonix EL34 1 Review (s) $34.95 Very highly detailed, rich and smooth. Pairs and singles only. ****LIMIT 1 single or pair**** Show Details GE 6CA7 $175.00.
2016 audi a3 inspection due reset
oblivion access festival lineup
the sun and the moon folktale 21st century
primary five mathematics lesson notes
skunk ape museum
arbitrum token launch
aarch64 vmware
in St. Petersburg, Russia, and is designed to be a direct replacement for any EL34/6CA7 or equivalent. The Svetlana EL34 gives electrical and audio performance very similar to that of the original Mullard EL34. ... AF Power Amplifier, Class A1 (single tube) Plate Voltage 250 V Grid 2 Screen Voltage 250 V Grid 1 Control Voltage* -14 V Peak AF.
moein old songs
The EL34 6CA7 and KT77 Tube; The EL84 6BQ5 and 7189 Tube; New Preamp Tubes. The 12AT7 ECC81 Tube; The 12AU7 ECC82 Tube; The 12AX7 ECC83 Tube; The 12AY7 6072 Tube; The 6DJ8 6922 Tube; ... Certainly a well made tube, and comes in perfect condition. Best 12AT7 to be found. Rated 5 out of 5.
Amptata 6550 KT88 EL34 6L6 6SN7 6CA7 5Z3 5U4 Pre Amplifier Guitar Tube Saver. New New New. $15.99. Free shipping Free shipping Free shipping. 55 sold 55 sold 55 sold. Amptata T3 Vacuum Tube Tester Bias Current Checker mA Model 6CA7 6V6 5881 6550. New New New. $59.94. Free shipping Free shipping Free shipping.
pleiades civilization
As in EL34/6CA7 in one breath. I do not see anywhere a totally seperate 6CA7tube. ... Also, one addition as was noted above --- the 6CA7 and the EL34 are electrically equivalenttubes, but not constructed the same. Obviously the plates are completely different -- inside the EL34 is a true pentode and the 6CA7 is a beam tetrode..
oneplus 8 pro nethunter
laravel addcolumn
gradle build command java
sm64 speedrun reddit
the demon prince of momochi house ending explained
harridan land sales
Can any of you let me know if there is a mistake or omission, particularly for the Russian tube code. Many thanks, Tim. US Europe Chinese Russian. 12AT7 ECC81 - -. 12AU7 ECC82 - -. 12AX7 ECC83 - -. 6DJ8 ECC88 6N23 6H23N. 6922 E88CC - -.
philodendron dragon variegated
The equivalenttube to a EL34 type in the high end market is the Shuguang Treasure Series 6AC7, which runs around $240/pair ... EL34 is the European name in USA they call the tube6CA7 so maybe FIL has those. Old American EL34 tubes from Philips ECG, RCA, GE, and Sylvania were marked 6CA7.
gab 3d twitter
craigslist houses for rent in my area
bi amp active crossover
patreon search engine
azle tx funeral homes
Reviews of 6ca7/EL34 vacuum tubes and equivalents Matsushita EL34/6CA7 Japan Posted on December 1, 2020 by tubemaze 1 (14 votes, average: 3.71 out of 5) "The sound was rich and full, with great balance across the whole range - wonderful!" Continue reading → Tesla EL34 Red Base Czechoslovakia Posted on April 21, 2013 by tubemaze 2.
6CA7equivalent; Check Price & Reviews on Amazon. Overall Budget Best EL34 Tube# JJ Electronics Amplifier Tube (T-EL34-JJ-MP) ... and that of 2 el34 tubes will be equivalent to 50 watts. 8. How many pins are on el34 tubes? On the el34 tube, pin 1 is the suppressor grid, and it must be connected to pin 8. An el34 amp tube has all the 8 pins.
jschlatt stream archive
Bonne Terre, MO 63628. [email protected] 636-939-9190. Ham Call: WB0SND. 6DJ8 / ECC88/ 6922/7308 Tube List. 6DJ8 / ECC88 is the "standard grade" of this family. They normally have steel pins. 6922 / E88CC is a "premium grade" version of the 6DJ8. Most have gold plated pins, but many Sylvania manufactured 6922's have steel pins (a few.
It is a dirt cheap and really great sounding tube, and it is a electrically fully equivalenttube to the 6SN7, so all you need is to buy a converter socket with it. Which Jac also sells for a few Euros. I have bought a stash to last me a lifetime, so I'm passing on this tip whenever I have the chance. Encore, Mar 25, 2017.
lmt barrel conversion
The EL34 is found in many British guitar amps and is associated with the "British tone" ( Vox, Marshall, Hiwatt, Orange) as compared to the 6L6 which is generally associated with the "American tone" ( Fender / Mesa Boogie; the earlier classic Marshall "Plexi" amps used the KT66, a beam tetrode similar to the 6L6, as well). Replacement 6CA7.
In 1927 they acquired the British vacuum tube manufacturers Mullard and in 1932 the German tube manufacturer Valvo, both of which became subsidiaries. In 1955 or so they acquired Amperex, o riginally located in Brooklyn, New York. Amperex was a long established manufacturer of transmitting tubes when they were acquired by the Dutch firm.
harry potter is the first vampire fanfiction vampire diaries
good viserys targaryen fanfiction
accident on 303 ohio today
tcl google tv review
In 1927 they acquired the British vacuum tube manufacturers Mullard and in 1932 the German tube manufacturer Valvo, both of which became subsidiaries. In 1955 or so they acquired Amperex, o riginally located in Brooklyn, New York. Amperex was a long established manufacturer of transmitting tubes when they were acquired by the Dutch firm.
Mullard EL34 6CA7 Equivalent Power Tube Vacuum Tube 1 von 1 Siehe Mehr. Siehe Details auf eBay erhältlich bei. Mullard EL34 6CA7 Equivalent Power Tube Vacuum Tube. EUR 22,82 Sofort-Kaufen 23d 7h, EUR 17,76 Versand, 30-Day Rücknahmen, eBay-Käuferschutz.
chem 3331 exams
gta v cutscene editor
cornell course catalog
rv macerator pump hose
central pneumatic air compressor model 61454
As in EL34/6CA7 in one breath. I do not see anywhere a totally seperate 6CA7tube. ... Also, one addition as was noted above --- the 6CA7 and the EL34 are electrically equivalenttubes, but not constructed the same. Obviously the plates are completely different -- inside the EL34 is a true pentode and the 6CA7 is a beam tetrode..
Brand New Plate Current Matched Pair (2) Reissue Mullard EL34 6CA7 Vacuum Tubes. New New New. $147.47. Free shipping Free shipping Free shipping. Top Rated Plus Top Rated Plus Top Rated Plus Top Rated Plus. 47 sold 47 sold 47 sold. HiFi Bluetooth 5.0 Tube Amplifier USB DAC COAX/OPT Digital Audio Amp w/VU Meter.
free plumbing services
tooth bar for kubota bucket
how to download minecraft free on iphone 2020
intigriti bug bytes
audiophiles Tube - Valve comparison chart. Skip to content Search. Home Contact Us Site navigation. Search Search. Cart. Menu Site navigation. Home Contact Us Search Search. Cart. Item added to cart. View cart and check out. Close ... 6CA7 : KT66 = 7581 = 6SL6 = 5881 : 300B = 6300B : 2A3 :.
unity change button text color on hover
Entdecken Sie 1 NOS Valvo el34 6ca7 Test 103% Strong xf2 b2f1 Staubsauger Power Pentode Output Tube in der großen Auswahl bei eBay. Kostenlose Lieferung für viele Artikel!.
novak cable shifter adjustment
2 X MADE IN ENGLAND CVC PREMIUM BY MULLARD EL34 6CA7 AUDIO TUBE. 2 X MADE IN ENGLAND CVC PREMIUM BY MULLARD EL34 6CA7 AUDIO TUBE. Item Information. Condition:--not specified. Price: US $189.99. No Interest if paid in full in 6 mo on $99+Opens in a new window or tab* No Interest if paid in full in 6 months on $99+.
New: 11/12/10. It now looks like the 6146 is the best option for a 6DQ6B substitute. It is likely that the 6146 will return similar figures under similar conditions to a 6DQ6B, but with an enhanced life from being under-run. From this table it would seem that 6CA7's are a suitable substitute, provided we take care of;.
in St. Petersburg, Russia, and is designed to be a direct replacement for any EL34/6CA7 or equivalent. The Svetlana EL34 gives electrical and audio performance very similar to that of the original Mullard EL34. ... AF Power Amplifier, Class A1 (single tube) Plate Voltage 250 V Grid 2 Screen Voltage 250 V Grid 1 Control Voltage* -14 V Peak AF.
cheap houses to rent blackburn private landlord trovit
When you visit any website, it may store or retrieve information on your browser, mostly in the form of cookies. This information might be about you, your preferences or your device and is mostly used to make the site work as you expect it to. The information does not usually directly identify you, but it can give you a more personalized web experience. Because we respect your right to privacy, you can choose not to allow some types of cookies. Click on the different category headings to find out more and change our default settings. However, blocking some types of cookies may impact your experience of the site and the services we are able to offer.
stargazer r markdown
sing fanfiction johnny
texas lottery daily 4 fireball
alt pods nz
The new JJ 6CA7's came in today. If time allows, plan to install the 1ohm resistors as suggested tommorrow and will check and post actual voltages at all the pins before installing the new tubes. Don't want these to go poof. This is the first SS rectified amp I have worked on. I am used to being able to pull rectifier tube and check PT voltages. Details about 1 Excellent Sovtek EL34WXT / 6CA7 tube #ZE13 See original listing. 1 Excellent Sovtek EL34WXT / 6CA7 tube #ZE13: Condition: Used. Ended: Jun 18, 2022. Winning bid: US $9.99 [ 1 bid] Shipping: $7.00 Standard Shipping | See details .. 6CA7/EL34 RCA Power Pentode Audio Tube, Large Envelope (NOS/NIB) $99.91. Add to Cart. Power pentode tube designed to be used in audio amplifiers. ... The 6L6WGB / 5881 is the electrical equivalent to types 6L6 and 6L6GC except that the plate and screen dissipation ratings have been increased approximately 20 percent. It embodies a complete.
yard sales near hayward on craigslist
astroprint vs octoprint reddit
Don't seem to be much available in the 6h8c or the 5z3pat tube. I'll run them awhile before I switch. Gonna order from UpScale Audio. Seems like an upscale guy, no pun intended. ... I would run the amp for a couple of hundred hours and then roll tubes. The 6h8c is a 6SN7 equivalent and the 5z3p a 5U4G. Quote; Link to comment Share on other. ok jojo, ako rin nasa 500+ ang power tubes ko, nga lang pang TV. tube equivalents list 0a2 ag5211 0a2 sr56 0b2 sr3 108c1 ob2 10bq5 yl84 10c14 19d8 10cw5 ll86 10cw5 yl86 10de7 9r-al1 10dx8 lcl200 10dx8 lcl84 ... 6ca7 el34 6ca7 kt77 6cb6 ef190 6cc10 5692 6cc31 6j6 6cc42 5670 6cc43 6aq8 6cd7 64me 6cd7. ok jojo, ako rin nasa 500+ ang power tubes ko, nga lang pang TV. Ultra Light Stretch Running Pack UPC: 00196731090202 Amperex Philips U TV-7B specifics Bushings. Brand: CA manufacturerpartnumber: 31094 Accelerator Metal Condition: New 6CA7 Item Base Tube EL34 3円 Rod Insert Hickok W TestePanini 2019-2020 19-20 Fussball Bundesliga 50 Packet 250 StickerFeb 868 Cover States Grade: Ungraded TV-7B 1968 Seller Cancellation.
detroit classifieds houses for rent
celestial demon slayer x reader
Once the EL34 became popular in England, the American company Sylvania quickly released the 6CA7 vacuum tube. The 6CA7 is meant to be a replacement for the EL34, but it is an original design that imparts its influence on the resulting tone of the amplifier and is similar in sound to the 6L6 vacuum tube. See the 6L6 in Fig 2. Fig 2. The JA80 is a power amplifier working in pure class A. It is the first amplifier created by the JADIS in 1983; it has been upgraded several times but remains the flagship of the brand. It works in a "push-pull" configuration with triple load and autobias. It can work with various types of penthodes: KT120, KT90, KT88, 6550, 6CA7 or EL34. Entdecken Sie 1 NOS Valvo el34 6ca7 Test 103% Strong xf2 b2f1 Staubsauger Power Pentode Output Tube in der großen Auswahl bei eBay. Kostenlose Lieferung für viele Artikel!. • ECC83/7025 equivalent. Founded in 1920 in Southsfield, London, Mullard became known world wide for their reliable, high-quality components and vacuum tubes or “valves”. Today’s new production Mullard tubes are constructed with the same commitment to quality and reliability. For more technical information on the 12AX7 vacuum tube, read. Title: 6CA7 Author: Tung-Sol Subject: FP-2005-05-28 Created Date: 5/29/2005 12:17:21 AM.
houses for rent in sequoyah county oklahoma
migrate from proxmox to esxi
KTM Healthcare® 2PCS 44 * 44 * 8MM Black Gold CNC Machined Aluminum 6SN7,6SL7,6N8P,6N9P,CV181,6CA7 Tube Pre Amplifier Decorating Base. Amounts shown in italicised text are for items listed in currency other than Euros and are approximate conversions to Euros based upon Bloomberg's conversion rates. For more recen.
Jan 17, 2022 · The simple tube headamp uses one 6DJ8 (ECC88) tube per channel. The amplifier circuit is push-pull and biased into class-A operation with a CCS. Gain is sufficient that no driver stage is required for the tube amp. The 6DJ8 tube headphone amplifier is suitable for use with many Hi-Fi headphones. Output power is over 100 mW between 32 ohms to ...
one el34 or 6ca7 brown base xf2 vacuum tube. tested on myhickok 539c tube tester. double round halo getter on top. min - 3800.
6CA7 is the USA number type for EL34, which is a Euro number system type. It typically has a fat bulb, like a 6L6 rather than the thin bulb of an EL 34. But electrically they are EL34 equivalent. The page in the RCA tube manual even says 6CA7/EL34 at the top of the page. So any amp that is ready for EL34 is by default ready for 6CA7.
EHX 6CA7 iP MATCHED QUAD (Big bottle EL34 equivalent) These are the best all round Valve for HiFi use Another great tube from Electro Harmonix, the 6CA7 is a bigger varient of the EL34 and is directly interchangeable These tubes are robust, have long life and are great in both Hi Fi and Guitar amplifiers FOUR VALVES INCLUDED.
The Gold Lion KT77 is a drop in replacement for an EL34 or 6CA7. The sound however is not typical of an EL34 or 6CA7. It is more of a hybrid. The tube delivers all the mid punch you would expect in an EL34 but also has a top end that is more open and bright. It's definitely got a bit of a 6L6 designed into it.