Telefunken EL84-TK Black Diamond Series Power Amp Tube

Telefunken EL84-TK Black Diamond Series Power Amp Tube

Telefunken EL84-TK Black Diamond Series Power Amp Tube

B&H # TEEL84TK MFR # EL84-TK
Special Order
Expected availability: 7-14 business days

Product Highlights

  • Interchangeable with EL84 & 6BQ5 Tubes
  • Produces Chiming, Articulate Sound

This item is noncancelable and nonreturnable

$0.00 Tax Collected Outside NY and NJ

You Pay: $26.00

Add to Wish List Item in Wish List
  • 1Description

The EL84-TK Black Diamond Series Power Amp Tube from Telefunken is interchangeable with EL84 and 6BQ5 tubes, and is known for producing a chiming and articulate sound in comparison to 6L6 power tubes.

Table of Contents
  • 1Description
Mechanical
Type R.F. Output Pentode
Base Noval
Number of Pins 9
Heater Requirements
Voltage 6.3 V
Current 760 mA
Direct Interelectrode Capacitancesvswqbxstffyaavbqtvstcbzarufvuaxvwwur
Capacitance Grid #1 to Cathode: 10 pF
Plate to All Except Grid #1: 5.1 pF
Grid #1 to Plate: 0.6 pF
Grid #1 to Heater: 0.15 pF
Maximum Ratings
Voltage Plate Voltage: 300 V
Grid #2: 300 V
Grid #1: -100 V
Cathode to Heater Voltage: 100 V
Current Cathode Current: 65 mA
Dissipation Plate Dissipation: 12 W
Grid #2 Dissipation: 2 W
Resistance Grid #1 Resistor (Automatic Bias): 1 MOhm
Grid #1 Resistor (Fixed Bias): 0.3 MOhm
Typical Operation and Characteristics
Voltage Plate Voltage: 250 V
Grid #2 Voltage: 250 V
Grid #1 Voltage: -7.3 V
Grid #1 Driving Voltage (when PO = 50 mW): 0.3 V
Grid #1 Driving Voltage (when PO = 6 W): 4.2 V
Current Plate Current: 48 mA
Grid #2 Current: 5.5 mA
Transconductance 11.3 mA/V
Resistance Cathode Resistor: 135 ohms
Plate Resistor: 5.2 kOhm
Internal Plate Resistance: 40kOhms
Output Power 5.7 W @ 10% THD with fixed grid bias
6 W when Ig1 = 0.3 µA
Amplification Amplification Factor: 19 µ

Telefunken EL84-TK Black Diamond Series Power Amp Tube Review

Be the first to review this item
See any errors on this page? Let us know.