Telefunken 6550-TK Black Diamond Series Vacuum Power Amp Tube

Telefunken 6550-TK Black Diamond Series Vacuum Power Amp Tube

Telefunken 6550-TK Black Diamond Series Vacuum Power Amp Tube

B&H # TE6550TK MFR # 6550-TK
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Expected availability: 7-14 business days

Product Highlights

  • Power Tube Suitable for Guitar Amps
  • Design Based on 6L6 Tube

This item is noncancelable and nonreturnable

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Telefunken 6550-TK overview

  • 1Description

The 6550-TK Black Diamond Series Vacuum Power Amp Tube from Telefunken is based on the Tung-Sol 6550, originally designed for industrial applications, which took its influence from the 6L6 tube. Its high output makes it suitable for guitar amps and Leslie speaker systems, and is marked by a long life characteristic.

UPC: 899051002541
Table of Contents
  • 1Description

Telefunken 6550-TK specs

Mechanical
Type A.F. Beam Pentode
Base Octal
Number of Pins 7
Heater Requirements
Voltage 6.3 V
Current 1.6 A
Direct Interelectrode Capacitances
Capacitance Grid #1 to All Except Plate: 14 pF
Plate to All Except Grid #1: 12 pF
Plate to Grid #1: 0.85 pF
Maximum Ratings
Voltage Plate Voltage: 600 V
Grid #2 Voltage: 400 V
Grid #1 Voltage (negative bias value): -300 V
Grid #1 Voltage (positive bias value): 0 V
Current Cathode Current: 175 mA
Dissipation Plate Dissipation: 35 W
Grid #2 Dissipation: 6 W
Typical Operation and Characteristics
Voltage Plate Voltage: 250 V
Grid #2 Voltage: 250 V
Grid #1 Voltage: -14 V
Current Plate Current: 140 mA
Grid #2 Current: 12 mA
Transconductance 11.8 mA/V
Resistance Internal Plate Resistance: 16 kOhms
Packaging Info
Package Weight 0.2 lb
Box Dimensions (LxWxH) 5.5 x 1.9 x 1.9"

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