ATC-1
Products < Air Tight
Product Infomation  
Air Tight ATC-1 Preamplifier features:
Highly reliable 12AX7 valves meticulously selected after ageing
3-stage low-impedance K-K-NF configuration equalizer acclaimed for low distortion and wide frequency response
Simple, single-stage flat amp for pure sound
High-voltage B-power supply with quick recovery diode
PCB-free hand wiring
Discrete, highly rigid dia-magnetic chassis
EL-core power transformer
Specification

Valves employed : 12AX7(ECC83)×5

output voltage : rated 2V, max. 15V

output impedance : 600 ohms (pre-out, EQ-out)

THD : 0.05% (phone), 0.02% (line)

Input sensitivity : phono; 1.8mV (output 1V), line; 150mV (output 1V)

S/N ratio : less than 85dB (phono) & 98db(line)

Dimensions : 430(W)×325(D)×90(H)mm

Weight : 7kgs