Cyber-845S


Cyber 845S Mono Block Power amplifiers

The Cyber 845S is a remodeled Cyber 845 with a 5AR4 rectifier tube featuring a face mounted bias meter for easier monitoring. The 845S also has a new outlook, a flat black finish, and featuring a biasing meter on the front, and a beautiful flat black finish, and now fitted with the superior 845B tube as standard.   This is still a pure class A single ended triode mono blocks, which have a zero feedback design, are based upon our original 245 mono blocks, which received high praise in the audiophile community around the World.

Power Output: 28 watt, RMS 1kHz
Total harmonic distortion: less than 1% (15watt, 1kHz)
Frequency response: (-3dB points at 15 watt) 5Hz - 47kHz
Input sensitivity: 0.7V
Input impedance: 100k ohms
Output: 4, 8 ohms. User selectable
Signal/Noise: 90db
Consumption: 190 watt x 2
Input Interfaces: 1 group (RCA)
Vacuum tube: 2 ea - E88CC Input
2ea - 5687 Driver
4ea - 5AR4 Rectifier
2 ea - 845 Output tubes
Warm-Up Time: 3 Minutes to sound good. 40 minutes for optimal sound. (Solid state amps take 5 days)
Weight: 35kg x 2 (packed)