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Telefunken El34-tk Black Diamond Vacuum Tube

Telefunken El34-tk Black Diamond Vacuum Tube
  • Product Code: eq22720
  • Availability: In Stock

$195.00 $257.40

The Telefunken EL34-TK Black Diamond Vacuum Tubeis ideal for use in guitar amplifiers and hi-fi equipment in homes, studios, and live stage applications. For personal enjoyment or commercial recording, it grants a focused low-frequency response and smooth midrange frequencies. Supporting higher plate voltages than a 6L6 and higher grid voltages than a traditional EL34, this high-output pentode tube delivers a characteristic "British" tone.

Pentode Output Tube    Ideal for Guitar Amps & Hi-Fi Gear    High Output    Smooth Midrange & Tight Bass    Enhanced Grid Voltage Handling    Characteristic "British" Tone

Mechanical
TypeA.F. output pentode
BaseOctal
Number of Pins7
Heater Requirements
Voltage6.3 V
Current1.5 A
Direct Interelectrode Capacitances
CapacitanceGrid #1 to All Except Plate: 15.5 pF
Plate to All Except Grid #1: 10 pF
Plate to Grid #1: 1.5 pF
Maximum Ratings
VoltagePlate Voltage (in cold conditions): 2000 V
Plate Voltage: 800 V
Grid #2 Voltage (in cold conditions): 800 V
Grid #2 Voltage: 450 V
Cathode to Heater Voltage: 100 V
CurrentCathode Current: 150 mA
DissipationPlate Dissipation: 25 W
Grid #2 Dissipation: 8 W
ResistanceCathode to Heater Resistance: 20 kOhms
Typical Operation and Characteristics
VoltagePlate Voltage: 250 V
Grid #3 Voltage: 0 V
Grid #2 Voltage: 265 V
Grid #1 Voltage: -10 to -13.5 V
CurrentPlate Current: 100 mA
Grid #2 Current: 14.9 mA/V
Plate Current at Cutoff: <7 mA
Transconductance11 mA/V
ResistanceInternal Plate Resistance: 15 kOhms
AmplificationAmplification Factor: 11 µ
Physical Characteristics
Dimensions (H x Diam.)3.9 x 1.3" / 98.0 x 33.3 mm (excluding pins)
4.4 x 1.3" / 112.0 x 33.3 mm (including pins)
Weight1.6 oz / 45.4 g
Packaging Info
Package Weight0.15 lb
Box Dimensions (LxWxH)5.2 x 1.8 x 1.6"

Designed to handle a slightly higher grid voltage than a traditional EL34

Great for guitar amplifiers and hi-fi equipment

Smaller in diameter and taller than a 6L6, and capable of a higher plate voltage

Commonly used in pairs in a Class-AB1 push-pull configuration

Each tube is meticulously measured for all critical parameters of performance including transconductance, gain, noise, and microphonics

Tubes are selected by hand, rigorously tested, subjected to an extended burn-in period for stability, and re-measured before final packing

Related Questions and Answers

Q: 1. Hello, what is the real color? In the first photo is a different pink that in the last one.. thanks!

A: I apologize for the confusion. The Telefunken M80 pink body with pink grille would look like the model in the 4th picture.

Q: 2. Do these have balanced matched triodes?

A: Yes they do. They are a matched pair of Telefunken E88CC-TK/6922 Black Diamond Series Vacuum Tubes.

Q: 3. Is this Telefunken E88CC the same as a 12AX7A tube?

A: No, the pin configuration is different.

Q: 4. Who makes?

A: This is a genuine Telefunken product.

Q: 5. Is this Telefunken smooth plate 12AX7 tube ? What country and year of production.? Thanks

A: The Telefunken ECC83-TK/12AX7 Black Diamond Series Vacuum Tube is manufactured in Slovak Republic.

Q: 6. is this a low noise tube ?

A: I believe it is. I changed out the tube in my preamp before even using it. It is the Telefunken equivalent to a 12AX7 which is a industry standard preamp tube. Telefunken has been in the high end audio tube business for many many years. I just believe this is the best preamp tube available. The tube i had pulled out was supposedly a selected Chinese 12AX7. Although I do not have the measuring equipment to measure any differences, I am completely satisfied with the ECC83.

Q: 7. Is it possible to recieve 4 of these tubes all matched?

A: I am sorry. We cannot promise any tube matching.

Q: 8. Will this case work with the Gen 3 version of 11" iPad? ... and if not do they make one that does?

A: Yes, the Adonit Case for 11" iPad Pro will work with Apple's 3rd generation of 11" iPad Pro tablets.

Q: 9. is this a cordless microphone?

A: The Telefunken M80 is not a wireless mic. This is a dynamic handheld that needs to be connected via cable.

Q: 10. does it have a Bluetooth?

A: The M80 is a dynamic wired handheld mic with no Bluetooth or wireless capabilities.

22/09/2024

[11 mA/V] I used these tubes as replacements in my TL Audio PA-2 Preamp/DI and the difference in sound was huge. More defined and musical. So far used for drum overheads with KM184s and Bass DI and I was very happy with the results. I was surprised there was such a noticeable difference.

5
02/09/2024

[7] I am using the Telefunken ECC83-TK/12AX7 in the v1 position in my bass preamp. It has a smooth bottom and mid-range without being too bright and harsh at the higher frequencies. Sounds nice with my 4003 Rickenbacker.

5
23/08/2024

[0.15 lb] Amazing sound, Excellent...

5
15/07/2024

[6.3 V] These are awesome tubes, if you’re looking to warm up your sound with big low end and smooth mids and highs, this is warm up galore. Very colored, great for tracking. These went on a ART PRO VLA II, and they did loads of justice. Dont forget to get a matched pair for stereo recording. Using with drums, keyboards, acoustic guitars, voice

5
11/06/2024

[11 mA/V] telefunken ecc 83 brought out the best sound from this marshall dsl5c. low noise and cleanest sound i ever had from this amp. huge difference in the tone quality after I swaped in the tele funkens. though its a bit pricey compared to other brands, I beleiv its well worth the money if you are into precision quality tone from your amp

5
07/06/2024

[1.5 A] I popped this in my ART preamp and it sounds amazing. I really love how warm this sounds

5
05/05/2024

[1.5 A] I know these tubes have no comparison to the original Telefunken tubes. I still really like them.

5

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