Comparisons / Comparison of Groove Tubes GT66 and Telefunken Elektroakustik R-F-T CU-29

Comparison of Groove Tubes GT66 and Telefunken Elektroakustik R-F-T CU-29 [S]ave

Attribute
Groove Tubes GT66 ×
Telefunken Elektroakustik R-F-T CU-29 ×
Impedance (Ohm)200200
Sound Pressure Level (SPL) (dB)140138
Diaphragm Diameter (mm)2525
Diaphragm Gauge (micron)36
Capsule Diameter (mm)3232
Length (mm)190203
Range (Hz)20 - 20,00020 - 20,000
Max Diameter (mm)6444
Pickup Pattern
  • Cardioid
  • Cardioid
Sensitivity (mV/Pa)2514
BrandGroove TubesTelefunken Elektroakustik
NameGroove Tubes GT66Telefunken Elektroakustik R-F-T CU-29
Weight (g)680690
Self-Noise (dB)2316
Pads
  • -10dB
-
SPL/Self-Noise Ratio6.098.62
Filters
  • HPF: -12dB/octave @ 75Hz
-
Interfaces
  • 3-pin XLR male
  • 3-pin XLR male
Includes Tube Power Supply++



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