Outstanding performer. The C630 has many of the same sound qualities of the C1600($14000) which is the best preamp I've heard. Retail $4195
SAVE $1200 on demo unit. Note, this unit(the latest units have black knobs)(see last pic)
Also in stock:
50,000 Ohms min, 95,000 Ohms max
+/- 2 dB from 10 Hz to 76,500 Hz
Hum and Noise:
Maximum Output Voltage before Clipping:
Total Harmonic Distortion:
30 Watts (true RMS)
1 x EF86,
1 x 12BH7,
2 x 6922,
1 x 6FQ7
17.5" W x 13.75" D x 4.5" H
3 Years Parts and Labor
C630 Preamplifier Features:
Also available with Black powder coating.
Rectifier with choke filtering.
Custom EI power transformer.
The power supply circuit uses EF86 and 12BH7 as rectifier.
The preamp circuit features the use of two 6922 and one 6FQ7 tubes for a low noise operation.
Four pair of RCA single-ended inputs and one pair of RCA single-ended output.
High quality Alps audio grade volume control pot.