Tavish Design MC series Owner's Manual - page 9
8
4T
ECHNICAL
I
NFORMATION
Parameter
Specification
Gain
41 dB Moving Magnet
53 dB High-Output Moving Coil
61 dB Low-Output Moving Coil
RIAA Equalization Accuracy
±0.5 dB, 30 Hz – 20 kHz
Signal-to-noise ratio
(A-weighted)
>79 dBA ref. 5 mV @ 1kHz, Moving Magnet
>79 dBA ref. 1.25 mV @ 1kHz, High-Output Moving Coil
>76 dBA ref. 0.5 mV @ 1kHz, Low-Output Moving Coil
Reference Output Level
560 mV RMS (-2.8 dBu)
Total Harmonic Distortion
<0.02% at reference output level into 22 kΩ, 1 kHz
Output Overload (defined as 1%
THD level)
>19 V RMS into 10 kΩ at 1 kHz (31dB overload margin)
Input Impedance, Moving Magnet
47.5 kΩ in parallel with fixed capacitance of approximately
35pF and adjustable capacitance of: 0pF, 47pF, 100pF, 147pF,
180pF, 227pF, 280pF, or 327pF
Input Impedance, Moving Coil
Adjustable: 47.5 kΩ, 1 kΩ, 330 Ω, 250 Ω, 100 Ω, 91 Ω, 77Ω, or
71 Ω
Output Impedance
<850 Ω at 1 kHz
Suggested Load Impedance
≥10 kΩ
≤1800 pF (up to 60 feet of coaxial cable)
Power
18 W, 120 VAC, 60 Hz
Size
9” wide x 6” deep x 1.5” high (3” high to top of tube guard)
Weight
3.5 pounds (6 pounds shipping weight)
Table 4.1: Phono stage performance. Measurements are taken with JJ 5751, JJ ECC83S, and JJ ECC82
tubes, as supplied.