The Renaissance Audio Electronics Inc.,
Opus 2 Stereo Power Amplifier
opus 2 glamour shot
The Renaissance Audio Electronics, Inc., Opus 2 Stereo Power Amplifier Specifications

Power Output:
60 Watts Pure Class A Stereo
60 -- 70 Watts Class AB

Power Frequency Range:
17Hz – 115,000Hz +/- 1 dB Total Harmonic Distortion < 1%
14Hz – 124,000Hz +/- 3 dB

Operating Voltage:
110 – 120 VAC

Output Impedence:
4, 8, and 16 Ohms

Amplifier Specifics

Topology:
Completely balanced from input through output stage

Output Driver Stage Topology:
Single tube element push-pull topology. This amplifier is the world premier of the KR Audio T-100 tube in a push pull architecture.

Tube Compliment:
4 - 6H30PI, 4 - 6C45, 4 – KR Audio T-100

Feedback:
No local or global feedback. Pure Triode configuration.

Phase Error:
Lag time of amp is constant and is under 150 nsec. Max phase error < 0.25 degree at 22kHz

Special Features

Microprocessor controlled:
Proprietary softstart - increasing tube life
DC Autobiasing – hundreds of time each minute
User variable plate voltage to optimize power transfer to speakers
User selectable bias power to extend tube life and match amp gain to environment
Menu driven amp setup
Automated error/fault reporting
RS-232 jack to connect to ANSI terminal for precise reporting on amp performance
Custom written micro-code to perform digital signal processing to maximize performance
Noritake VF display to report system parameters
Internal temperature control

Special Hardware:
Mono-crystal cast wire for all high voltage power and ground
All metalized polyproplyene capacitors used in audio stage power supplies
Copper and polypropylene film coupling capacitors
All point to point wiring in signal path
All metal foil resistors in signal path
Toroid power and output transformers for extreme bandwidth
Schottky Silicon Carbide diodes in power supply for quiet transition and ultra fast switching
Solid aluminum cabinet with bracing for extra rigidity

For more information, call Renaissance Audio Electronics directly at +1(734)645-3576 or in Canada at +1(519)256-1010 or Email us directly.