Vacuum Tube Rectifiers

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🎵 Craving for the warm, rich, and detailed sound of vintage audio? 🎧 Look no further! We at Vacuum Tube Audio have a treasure trove of high-quality vintage audio tubes. The best part? We’re open to reasonable offers! Don’t miss out on this golden opportunity to own a piece of audio history. Click here to explore: https://reverb.com/shop/vacuumtubeaudio 🎶

Mullard EZ90 / 6X4 1962 - Square Getter - NOS / NIB - Test 100%/100% > https://rvrb.io/1962-ez90-59ejsh

VTubeAudio is doing a 25% off sale for one week https://reverb.com/shop/vacuumtubeaudio

Mullard Amperex GZ34 Used Testing Like New

Mullard Branded Amperex GZ34 / 5AR4 Seven Notch f32 1970's, NOS Testing Rectifier Tube | Reverb One Mullard Amperex GZ34A Used, Testing Like NEWMade in Great BritainF32 Version7-NotchBalanced SectionsCopper Lined PlatesO HaloHole In Guide PinStencils are missing to partial (see photos)Base has scratches (see photos)In a New White Tube BoxTest ResultsWhere Minimum Good Gm is 6000/6000 and Av...

National Union 5U4G / VT-244 - ST Coke Bottle - Hanging Filament - Ribbed Plates - 1940s / NOS Rectifier Tube https://rvrb.io/1940s-5u4g-7qodc4

For Audio Note: RCA 6X4 1956 - Dimple D Square Getter - Test NOS Rectifier Tube > https://rvrb.io/1956-6x4-bws5qm

National Union 5U4G / VT-244 - ST Coke Bottle - Hanging Filament - Vintage 1940s / Rectifier Tube, Test NOS > https://rvrb.io/1940s-5u4g-1t63jf

RCA 5U4G / VT-244 - ST Coke Bottle - Hanging Filament - Vintage 1942 / Rectifier Tube, Test NOS > https://rvrb.io/1942-5u4g-0ekl3x

What's this? CNU US Navy 5U4G / VT-244 By National Union / ST Coke Bottle / Hanging Filament / Vintage 1940s / Rectifier Tube, Test NOS https://rvrb.io/1943-1945-5u4g-7lwyfi

Mullard CV378 / GZ37 1967 - Brown Base / O Getter, Tests 100% NOS Rectifier Tube >

Mullard CV378 / GZ37 1967 - Brown Base / O Getter, Tests 100% NOS Rectifier Tube | Reverb One Mullard GZ37 / CV378 Rectifier TubeTesting 100% NOS (Brand New Test Scores)Etched Type Code = RS1 = GZ37 / CV378Etched Factory - Date Codes: B7ES = Mullard, 1967O GetterBrown Base (shows some signs of use)Original Vintage Tube Box & "Cigar Roll" PackagingTube Is Used with Some Visible Sig...

1940's RCA JAN CRC 5R4GY Brown Base / Black Plates / Double D Getters, NOS Testing Tube

1940's RCA JAN CRC 5R4GY Brown Base / Black Plates / Double D Getters, NOS Testing Tube | Reverb A great tube. This is the one you want!Introducing the ultimate in vintage vacuum tube rectifier technology: the RCA JAN CRC 5R4GY "new old stock" rectifier tube. This tube is from the 1940s and has a dark brown base and two bottom D getters that are often either V slanted or horizontal as shown ...

Vintage 1940s Silvertone 5Z3 Hanging Filament Engraved Base, NOS Testing Amp Tube

Vintage 1940s Silvertone 5Z3 Hanging Filament Engraved Base, NOS Testing Amp Tube | Reverb 1 Vintage NOS Testing 1940s Super Silvertone 5Z3 Hanging Filament Engraved Base Amp TubeTesting NOS at 100% and 110%In a white tube boxBottom Foil D GetterNote: This is the rare etched base version. This one is working like new and looks nice for a tube that was made during the WWII era.Inv. # 7-2...

Telefunken EZ80 / 6V4 Germany 1969 - Diamond Bottom - O Halo Rectifier Tube >> for sale here >> https://rvrb.io/1969-ez80-bj36ke

6CA4 Mullard Used Testing New >> get it here, or don't get it here >>

Mullard 6CA4 EZ81 Branded Counterpoint 1960, NOS Testing Rectifier Tube | Reverb One Mullard 6CA4 / EZ81 Rectifier TubeTesting NewBranded CounterpointO Halo GetterType Code: 8t1 = 6CA4/EZ81Factory / Date Code: B0A4 = Mullard, Year 1960In an authentic vintage Mullard tube box (box is not the original box)Some of the stencils have faded or are missingGoes Great With:BOGEN DB230...

The RCA 83, a robust full-wave mercury v***r rectifier tube, is integral in numerous classic tube testers. Predominantly used in vintage Hickok circuit designs, the precision of the 83 tube is pivotal. Any disparity in the voltage drop across its diode sections directly affects the accuracy of the transconductance (Gm) measurements. Understanding the criticality of this, we offer this specially selected RCA 83 rectifier tube, ensuring uniform voltage drops across all sections. For enthusiasts and professionals who prioritize precise measurements from their vintage testing equipment, our 'Hickok grade' RCA 83 tube listed here is the ideal choice. Get your 83 rectifier here >>>>>

RCA Type 83 - 1971 - Mercury Rectifier Tube NOS / NIB | Reverb One RCA 83 mercury v***r rectifier tube - "Hickok grade"Brand new and in the original RCA boxDated: 7113 = 1971Testing at 100%The RCA 83, a robust full-wave mercury v***r rectifier tube, is integral in numerous classic tube testers. Predominantly used in vintage Hickok circuit designs, the precis...

Selling one NOS RCA 5Y3GT tube at VTubeAudio and one used / mint condition as well. Message Rodney Marion

Brimar 1956 5R4GY, with the rare dual square getters. "What's cool about this tube is the insane amount of getter flashing it's got, giving it that shiny, mirror-like look on the glass." Price reduced for cosmetics; tube is testing at 100%

Brimar 5R4GY CV717 1956 Black Plates / Brown Base / Dual Square Getter | Reverb Hey there, let me introduce you to the Brimar CV717 5R4GY Rectifier Tube – a real vintage gem from the 1950s. This tube is a piece of history with its ribbed black plates and dual rectangular bottom getter, and it's got that authentic Brimar date code, 4E6, which places it in 1956. What's cool ab....

You saw it here first! 1955 NOS Brimar 5R4GY dual DD Getter "with make an offer" https://rvrb.io/1960-s-5r4gy-cv717-6t2iy9

Brimar 5R4GY CV717 1955 Black Plates / Brown Base / Dual Square Getter, NOS | Reverb Introducing the Brimar CV717 5R4GY Rectifier Tube, a vintage masterpiece from 1950's. This tube features ribbed black plates and a dual rectangular bottom getter, ensuring a high-quality performance. The Brimar date code on the glass is 1G5 = 1955.What makes this tube special is that it has been ...

While some argue that rectifier tubes have no impact on audio components' sound, others believe they play a crucial role in shaping the sonic character. Let's compare the vintage 1940s 5R4Gy rectifier tube with the GZ34 vintage rectifier tube in audio applications, considering various reviews and scientific insights.

Reviewers have noted that the 5R4Gy tube tends to provide a warm and slightly smoother sound with a vintage vibe. It may offer a gentle compression effect, enhancing midrange warmth and musicality. On the other hand, the GZ34 tube is often praised for its ability to deliver cleaner and more dynamic power, resulting in tighter bass response and improved transient response.

The debate arises from the electrical characteristics of these tubes. Rectifier tubes convert AC voltage to DC, and their voltage drop, current capability, and warm-up times can affect the power supply to other tubes in an amplifier. This, in turn, can influence the overall sound. While some argue that the differences are subtle and not easily discernible, others contend that these nuances can contribute to a more pleasing or distinctive listening experience.

In conclusion, while rectifier tubes might not radically transform your audio system's sound, their unique electrical traits can subtly affect the sonic signature. Whether the 5R4Gy or GZ34 is better for your setup depends on your preference for warmth, dynamics, and the specific characteristics you seek. The impact may be subtle, but it's a factor to consider in crafting your ideal audio experience. -- ChatGPT assisted with this article at VTubeAudio Photos are of a 5R4GY currently for sale here https://rvrb.io/1945-jan-crc-5r4gy-89d4cw

Rectifier tube

1940's RCA JAN CRC 5R4GY Brown Base / Black Plates / Double D Getters Tube, NOS | Reverb Introducing the ultimate in vintage vacuum tube rectifier technology: the RCA JAN CRC 5R4GY "old stock" rectifier tube. This tube is from the 1940s and has a dark brown base and two bottom D getters that are V slanted. It's not just the tube's aesthetic that sets it apart. This tube has been thor...

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Calling all audiophiles and vintage electronics enthusiasts! Are you tired of listening to music that sounds like it's coming from a computer? Want to add some warmth and richness to your audio experience? Look no further than VTubeAudio!

We've got all the vintage vacuum tube goodness you need to take your listening game to the next level. From the classic RCA 5R4GY to the smooth and modern GZ34, we've got a tube for every taste.

But don't just take our word for it, head on over to our shop page at https://reverb.com/shop/vacuumtubeaudio and see for yourself. Trust us, your ears will thank you. So, if you want to add some vintage vibes to your audio setup, check out VTubeAudio today! Your music (and your ears) deserve it!

Vacuum Tube Audio and More | Reverb Shop Vacuum Tube Audio and More on Reverb

The GZ34 rectifier vacuum tube was first produced by Mullard in the United Kingdom. The GZ34 is a variant of the GZ30 rectifier tube, which was developed in the early 1950s by Mullard, as a replacement for the older 5Y3 tube. The GZ34 was also produced by Philips, under the branding of Valvo. The Valvo version of the tube was made in Hamburg, Germany. While Mullard is the original manufacturer of this tube, it is likely that the GZ34 tubes produced after 1927 were manufactured by Philips, as Mullard sold all its shares to Philips in 1927.

The GZ34 is known for its smooth and stable performance, high reliability, and long life, making it a popular choice in audio equipment, guitar amplifiers, and power supplies. When in stock you will find them here https://reverb.com/shop/vacuumtubeaudio

I asked to compare two rectifier tubes. This is the reply I received: "Tired of your music sounding like it's coming from a tin can? Want to upgrade your audio experience? Look no further! Introducing the RCA 5R4GY and GZ34 rectifier vacuum tubes.

The 5R4GY, the OG of rectifiers, may be from the 1940s but it still packs a punch. With its warm and rich tone, it'll make you feel like you're listening to music for the first time.

But wait, there's more! The GZ34, the new kid on the block, is not to be underestimated. With its sleek and modern design, it'll give you a crisp and clear sound that'll make you feel like you're front row at a concert.

But the real question is, which one is right for you?

If you're a vintage enthusiast, the 5R4GY is the way to go. It's like listening to your favorite record on an old school turntable.

But if you're all about that modern sound, the GZ34 is your tube. It's like listening to your favorite album on a brand new sound system.

So, why settle for just one? Get the best of both worlds and try them both out. Your ears will thank you.

Don't wait, upgrade your audio experience today with the RCA 5R4GY and GZ34 rectifier vacuum tubes. Your music deserves it."

From

"The RCA 5R4GY is a type of vacuum tube that was first introduced in the 1940s by the Radio Corporation of America (RCA). It was widely used in electronic devices of that era, such as radios, televisions, and audio amplifiers. A vacuum tube, also known as an electron tube, is a device that controls the flow of electricity in a circuit using a vacuum-sealed container with a cathode and an anode.

The 5R4GY was used as a rectifier, which is a device that converts alternating current (AC) to direct current (DC). This is important because the electrical power supplied to households is in the form of AC, but many electronic devices require DC to function properly. The 5R4GY was particularly useful in audio applications as it allowed for the creation of high-quality sound in amplifiers and speakers."

The RCA 5R4GY vacuum tube was highly regarded for its reliability and performance, and it remained in use well into the 1950s and 60s, when it was gradually replaced by more efficient and compact semiconductor devices. However, the 5R4GY and other vacuum tubes are still sought after by some audiophiles and vintage electronics enthusiasts for their unique tonal characteristics." :-) Get one here I have one NOS RCA 5R4GY JAN CRC 1940's for sale here https://rvrb.io/1945-jan-crc-5r4gy-89d4cw

Showing this Brimar CV717 if interested 😎

Brimar 5R4GY CV717 1962 - Black Plates / Brown Base | Reverb One Brimar CV717 5R4GY Rectifier Tube.This tube has ribbed black plates and dual OO getter.Made in the year 1962.This tube was tested on a Triplett 3444 calibrated tube tester. It has been tested for shorts and gas. Test results show the tube to be operating like new.Etched codes on top of the gl...