Copland CTA 301 MKII Tube Preamplifier

Review of the Copland CTA 301 MKII Tube preamplifier

TECHNICAL SPECIFICATIONS
Frequency response 5 Hz to 150 kHz ± 1 dB
2 Hz to 200 kHz -3dB
RIAA deviation 20 Hz to 20 kHz ± 0.5 dB
Output voltage Rating : 1 v, Maximum : 20 V into 47 K ohms
THD Phono : less than 0.05% (1V/1kHz)
Line : less than 0.01% (1V/1kHz)
Input sensitivity Phono : 2.0 mV / 1 V output
Line : 190 mV / 1 V output
Input impedance Phono : 47k Ω / 120 pF
Line : 12k Ω
Output impedance 1k Ω
Phono overload 150mV
SN ratio
Phono: better than 76dB
Line: better than 90dB
Phase non-inverting
Vacuum tube used
Riaa : E83CC matching pair x2 sets
Line : E88CC 2 pieces
Power consumption 35W
Weight 10kg